;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;
;;;;;;;;;;;;;; This is the configuration file for the Khomp ;;;;;;;;;;;;;;;
;;;;;;;;;;;;;;;;;;;;;;;;;;; channel version 4.2 ;;;;;;;;;;;;;;;;;;;;;;;;;;;
;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;

;;;;
;;;; Section for main general configurations
;;;;

[globals]

;;
;; Enable/disable the dial string compatibility with DAHDI in Dial string form,  
;; if enabled all Khomp dial will use the dial string like DAHDI.
;;
;; possible syntaxes:
;;
;; Dial(Khomp/<channel#>[c|r<cadence#>|d]/<extension>)
            ;; Dial(Khomp/(g|G|r|R)<group#>[c|r<cadence#>|d]/<extension>)
                        ;; Dial(Khomp/i<span#>/<extension>)
                                ;;
                                ;; (default = no)

                                ; dial-string-like-dahdi = no

                                ;;
                                ;; Defines the behaviour of the module load function if communication to
                                ;; Khomp boards and/or devices cannot be started. Possible values:
                                ;;
                                ;;  failure - Return failure and halts Asterisk execution.
                                ;;     skip - Skips loading this module.
                                ;;
                                ;; (default = failure)

                                ; load-error = failure

                                ;;
                                ;; Defines the incoming context for calls on E1 channels. Some wildcards are
                                ;; accepted, and described in the bottom of this section.
                                ;;
                                ;; (default = khomp-DD-LL)

                                ; context-digital = khomp-DD-LL

                                ;;
                                ;; Defines the incoming context for calls on FXS channels. Some wildcards are
                                ;; accepted, and described in the bottom of this section.
                                ;;
                                ;; (default = khomp-DD-CC)

                                ; context-fxs = khomp-DD-CC

                                ;;
                                ;; Defines the "alternative" context for calls on FXS channels, which will be
                                ;; checked if the main context does not match for a call. Some wildcards are
                                ;; accepted, and described in the bottom of this section.
                                ;;
                                ;; (default = khomp-DD)

                                ; context-fxs-alt = khomp-DD

                                ;;
                                ;; Defines the incoming context for calls on FXO channels. Some wildcards are
                                ;; accepted, and described in the bottom of this section.
                                ;;
                                ;; (default = khomp-DD-CC)

                                ; context-fxo = khomp-DD-CC

                                ;;
                                ;; Defines the "alternative" context for calls on FXO channels, which will be
                                ;; checked if the main context does not match for a call. Some wildcards are
                                ;; accepted, and described in the bottom of this section.
                                ;;
                                ;; (default = khomp-DD)

                                ; context-fxo-alt = khomp-DD

                                ;;
                                ;; Defines the incoming context for calls on GSM channels. Some wildcards are
                                ;; accepted, and described in the bottom of this section.
                                ;;
                                ;; (default = khomp-DD-CC)

                                ; context-gsm-call = khomp-DD-CC

                                ;;
                                ;; Defines the "alternative" context for calls on GSM channels, which will be
                                ;; checked if the main context does not match for a call. Some wildcards are
                                ;; accepted, and described in the bottom of this section.
                                ;;
                                ;; (default = khomp-DD)

                                ; context-gsm-call-alt = khomp-DD

                                ;;
                                ;; Defines the incoming context for messages on GSM channels. Some wildcards are
                                ;; accepted, and described in the bottom of this section.
                                ;;
                                ;; (default = khomp-sms-DD-CC)

                                ; context-gsm-sms = khomp-sms-DD-CC

                                ;;
                                ;; Defines the incoming context for execution of a waiting call on GSM channels,
                                ;; used when some KGSM channel is already handling calls and another incoming
                                ;; call arrives in the same channel.
                                ;;
                                ;; The channel type used for execution is a special Khomp_Wait channel, which
                                ;; does not have any audio nor can be answered/dialed. Some wildcards are
                                ;; accepted on the context name, and described in the bottom of this section.
                                ;;
                                ;; Use "none" for disabling this feature.
                                ;;
                                ;; (default = khomp-wait-DD-CC)

                                ; context-gsm-wait = khomp-wait-DD-CC

                                ;;
                                ;; Defines the incoming context for calls on Passive Record boards (KPR). Some
                                ;; wildcards are accepted, and described in the bottom of this section.
                                ;;
                                ;; (default = khomp-DD-CC)

                                ; context-pr = khomp-DD-CC

                                ;;
                                ;; Set the logging of messages to console. Possible values (to set more than one,
                                ;; separate the values with comma):
                                ;;
                                ;;  errors    -- Error messages, when something goes really wrong.
                                ;;  warnings  -- Warnings, used when something might not be going as expected.
                                ;;  messages  -- Generic messages, used to indicate some information.
                                ;;  events    -- Show received K3L events as console messages.
                                ;;  commands  -- Show sent K3L commands as console messages.
                                ;;  audio     -- Enable messages for K3L audio events (very verbose!).
                                ;;  modem     -- Enable messages for data received from KGSM modems.
                                ;;  link      -- Enable logging of link status changes.
                                ;;  standard  -- Special, enable default messages (RECOMMENDED).
                                ;;  all       -- Special, enable ALL messages (should not be used naively).
                                ;;
                                ;; (default = standard)

                                ; log-to-console = standard

                                ;;
                                ;; Set the logging of messages to disk. Possible values (to set more than one,
                                ;; separate the values with comma):
                                ;;
                                ;;  errors        -- Error messages, when something goes really wrong.
                                ;;  warnings      -- Warnings, used when something might not be going as expected.
                                ;;  messages      -- Generic messages, used to indicate some information.
                                ;;  events        -- Record received K3L events as log messages.
                                ;;  commands      -- Record sent K3L commands as log messages.
                                ;;  audio         -- Enable messages for K3L audio events (very verbose!).
                                ;;  modem         -- Enable messages for data received from KGSM modems.
                                ;;  link          -- Enable logging of link status changes.
                                ;;  functions     -- Enable debugging for functions. Should not be used naively!
                                ;;  threads       -- Enable debugging for threads. Should not be used naively!
                                ;;  locks         -- Enable debugging for locks. Should not be used naively!
                                ;;  stream-notice -- Enable debugging for stream changes, failures, overruns, underruns.
                                ;;                   Should not be used naively!
                                ;;  stream-debug  -- Enable debugging for streams (DO NOT USE THIS!).
                                ;;
                                ;;  standard  -- Special, enable default messages (RECOMMENDED).
                                ;;  debugging -- Special, enable debug messages (should not be used naively).
                                ;;  all       -- Special, enable ALL messages (DO NOT USE THIS!).
                                ;;
                                ;; (default = standard)

                                ; log-to-disk = standard

                                ;;
                                ;; Sets the global orig (CALLERID) base for FXS boards. This number is added
                                ;; to a sequencial number, which is incremented for each FXS board and FXS
                                ;; channel in the system.
                                ;;
                                ;; For more example of how to use this option, see channel README file,
                                ;; section 'Opcoes do application Dial', item 'Dial(Khomp/r304)'.
                                ;;
                                ;; (default = 00)

                                ; fxs-global-orig = 00

                                ;;
                                ;; Defines the way audio RX synchorization is handled.
                                ;;
                                ;; Possible values:
                                ;;
                                ;;  softtimer-thread        -  Creates a thread which signals all channels for
                                ;;                             pending data each (audio-packet-length/8) ms.
                                ;;                             Default mode of operation, works on virtually any
                                ;;                             system using default configuration.
                                ;;
                                ;;  softtimer-multi-thread  - Same as above, but creates one thread for each
                                ;;                            device (board or module).
                                ;;
                                ;;  softtimer-kernel        - Available for kernel 2.6.22+ and {g,eg}libc 2.7+,
                                ;;                            uses timerfd syscalls for creating timers for
                                ;;                            synchronizing the audio stream reported to Asterisk.
                                ;;
                                ;;  auto (default)          - Selects best method for synchronization, currently just
                                ;;                            sets the option for 'softtimer-thread'.

                                ; audio-rx-sync = auto

                                ;;
                                ;; Defines the length (in BYTES) for A-Law audio packets sent to Asterisk. Can
                                ;; be used to change the packet size for applications and/or channels that need
                                ;; fixed-sized data at a specific size (e.g.: iaxmodem, some SIP devices).
                                ;; DO NOT CHANGE THIS OPTION NAIVELY, AS IT MAY RESULT IN UNDESIRED DELAY DUE
                                ;; TO EXTRA BUFFERING NEEDED FOR PACKET SIZE CONVERSION.
                                ;;
                                ;; Some useful values:
                                ;;
                                ;;  16 ms => 128 bytes (default, no extra buffering needed)
                                ;;
                                ;;  10 ms =>  80 bytes (minimum)
                                ;;  20 ms => 160 bytes
                                ;;  30 ms => 240 bytes (maximum)
                                ;;
                                ;;  Minimum step is 8 bytes (1ms).

                                ; audio-packet-length = 128

                                ;;
                                ;; Defines if the activation and deactivation of Kommuter is done automatically by
                                ;; the channel, or manually by the user. Possible values:
                                ;;
                                ;; auto     -- Khomp channel driver starts all kommuter devices at initialization
                                ;;             and stops them if the module is unloaded.
                                ;;
                                ;; manual   -- The user must explicity call the CLI command < khomp kommuter on/off >,
                                ;;             that starts or stops the kommuter devices connected to this machine.
                                ;;
                                ;; (default = auto)

                                ; kommuter-activation = auto

                                ;;
                                ;; Defines the default value for the Kommuter watchdog in seconds.
                                ;; All kommuters conected to this machine will be initialized with this value,
                                ;; and will commute the links after reaching this time with no response of the channel.
                                ;; The minimum is 0 (will never commute the links), and maximum value is 255 seconds.
                                ;;
                                ;; (default = 10)

                                ; kommuter-timeout = 10

                                ;;
                                ;; When adjusted to some DTMF digit sequence, it will define those as the digits
                                ;; to be used to initialize a call transfer using PBX-to-PBX signaling.
                                ;;
                                ;; (default = empty)

                                ; user-transfer-digits =


                                ;;;;;;;;;;;;;;;;;;;;;; CONTEXTS WILDCARDS ;;;;;;;;;;;;;;;;;;;;;;
                                ;;
                                ;; For incoming contexts, you can use the following wildcards:
                                ;;
                                ;; 'DD' (device number): the sequence number of the board on the
                                ;; system (can be checked using "khomp summary", valid for all
                                ;; board models);
                                ;;
                                ;; 'LL' (link number): the sequence number of link where the call
                                ;; has arrived on the board. valid only for E1 boards.
                                ;;
                                ;; 'SSSS' (serial number): the serial number of the board (can
                                ;; be checked using "khomp summary", and it's valid for all
                                ;; board models);
                                ;;
                                ;; 'CC' (channel number): the channel number on which the call
                                ;; or message has arrived (valid for FXO, FXS and GSM boards);
                                ;;
                                ;; 'CCC' (channel number): same as above, but valid only for E1
                                ;; channels;
                                ;;


                                ;;;;
                                ;;;; Section for main configurations about channels.
                                ;;;;

                                ;;;; In this section you can apply any of the configurations below to a specific
                                ;;;; channel selection, by using the customized section [channels-<string>],
                                    ;;;; where <string> is a custom dialstring, as the one used on the Dial() application.
                                        ;;;; The other channels will have the configurations defined on the [channels]
                                        ;;;; section, while the specific channels defined here will have these options  
                                        ;;;; overwritten. For more information about the dialstrings allowed
                                        ;;;; check the Khomp channel driver manual.

                                        ;;;; ex: [channels-b0l0]
                                        ;;;;     drop-collect-call = yes
                                        ;;;;
                                        ;;;;     [channels-b1c0+b1c1]
                                        ;;;;     input-volume = +2
                                        ;;;;     output-volume = +2


                                        [channels]

                                        ;;
                                        ;; Enable/disable generalized echo cancellation in the channel, for calls
                                        ;; passing inside Asterisk (disabled for bridged calls).
                                        ;;
                                        ;; (default = yes)

                                        ; echo-canceller = yes

                                        ;;
                                        ;; Enable/disable AGC (auto gain control). Should be used carefully, as it
                                        ;; can make line noise really loud.
                                        ;;
                                        ;; (default = no)

                                        ; auto-gain-control = no

                                        ;;
                                        ;; Enable/disable sending DTMFs out-band as a way to pass detected DTMFs to
                                        ;; Asterisk. Needed if Asterisk generates digits for us in Dial (option 'D')
                                        ;; or is being used for IVR ("URA", in pt_BR).
                                        ;;
                                        ;; (default = yes)

                                        ; out-of-band-dtmfs = yes

                                        ;;
                                        ;; Enable/disable DTMF suppression. WARNING: If you disable this, DTMFs will
                                        ;; not be suppressed anymore! You should only use this option if you know what
                                        ;; you are doing.
                                        ;;
                                        ;; (default = yes)

                                        ; dtmf-suppression = yes

                                        ;;
                                        ;; Adjust connection automagically if a FAX tone is detected.
                                        ;;
                                        ;; (default = yes)

                                        ; auto-fax-adjustment = yes

                                        ;;
                                        ;; Time (is seconds) since connection, when we may detect FAX tone and perform
                                        ;; automagical adjustment. After this, FAX tone detection is ignored.
                                        ;;
                                        ;; Possible values: 0 - 9999
                                        ;;
                                        ;; (default = 30).


                                        ; fax-adjustment-timeout = 30

                                        ;;
                                        ;; Enable/disable pulse detection (reported as DTMF digits).
                                        ;;
                                        ;; (default = no)

                                        ; pulse-forwarding = no

                                        ;;
                                        ;; Enable correct standard following for R2/MFC protocol.
                                        ;;
                                        ;; NOTE: This option is disabled by default as R2 protocol timeout for condition
                                        ;; reporting is only 7 seconds, and for correct operation we need to send a
                                        ;; fake "Line Free" condition if Asterisk is used in the midle of two R2 links
                                        ;; (forwarding calls from one to another) or if incoming calls may take long to
                                        ;; receive RINGING or BUSY status.
                                        ;;
                                        ;; You can set this to "yes" to have a correct behaviour for condition
                                        ;; obtaining/reporting, but only if Asterisk is directly connected to a CO (central
                                        ;; office) or a fast signaling PBX, or incoming calls are handled quickly enogth by
                                        ;; dialplan logic - IOW, you must GUARANTEE there will be no more than 7 seconds from
                                        ;; call arrival to call progress reporting.
                                        ;;
                                        ;; (default = no)

                                        ; r2-strict-behaviour = no

                                        ;;
                                        ;; Set the delay (in ms) after sending ringback condition where audio stream
                                        ;; should be opened for the channel. Limited to 25ms minimum, 500ms maximum.
                                        ;;
                                        ;; (default = 250)

                                        ; r2-preconnect-wait = 250

                                        ;;
                                        ;; Chooses the method for disconnecting calls on the R2/MFC protocol.
                                        ;;
                                        ;; NOTE: This option is adjusted to "force-disconnect" by default, as disconnecting
                                        ;; incoming calls in the standard way may result in 90 seconds delay for releasing the
                                        ;; timeslot, thus leading to an under-utilization of the available lines. This option
                                        ;; is non-ITU.T, but allowed by Brazillian variant of R2/MFC.
                                        ;;
                                        ;; This option can be changed to "release" for a more agressive disconnect method, if
                                        ;; the "force-disconnect" is not releasing calls fast enought, or to "disconnect" for
                                        ;; attaining strictly to the international R2 standard.
                                        ;;
                                        ;; WARNING: Do not use the option 'release' unless you really know what you are doing!
                                        ;;          This option instructs the channel to have a complete non-standard behaviour,
                                        ;;          which could result in signaling errors for the remote site.
                                        ;;
                                        ;; Available options:
                                        ;;
                                        ;;   force-disconnect      Use force disconnection               (signals AB as '00')
                                        ;;   disconnect            Use standard disconnection            (signals AB as '11')
                                        ;;   release               Release the channel w/o disconnecting (signals AB as '10')
                                        ;;
                                        ;; (default = "force-disconnect")

                                        ; r2-hangup-behaviour = force-disconnect

                                        ;;
                                        ;; Set output volume level. Possible values:
                                        ;;
                                        ;;   * '+ N' = increase N times;
                                        ;;   * '- N' = decrease N times.
                                        ;;   *   '0' = leave default.
                                        ;;
                                        ;; (default = 0)

                                        ; output-volume = 0

                                        ;;
                                        ;; Set input volume level. Can only be used if AGC (and not pulse detection)
                                        ;; is enabled on the board configuration. Possible values:
                                        ;;
                                        ;;   * '+ N' = increase N times;
                                        ;;   * '- N' = decrease N times.
                                        ;;   *   '0' = leave default.
                                        ;;
                                        ;; (default = 0)

                                        ; input-volume = 0

                                        ;;
                                        ;; Sets the default AMA flags, affecting the categorization of entries in the
                                        ;; call detail records.
                                        ;;
                                        ;; (default = default)

                                        ; amaflags = default

                                        ;;
                                        ;; Defines call groups for calls of all channel.
                                        ;;
                                        ;; (default = 0)

                                        ; callgroup = 0

                                        ;;
                                        ;; Set the default group that can pickup fellow workers' calls.
                                        ;;
                                        ;; (default = 0)

                                        ; pickupgroup = 0

                                        ;;
                                        ;; Sets the account code for calls placed on the channel. The account code may
                                        ;; be any alphanumeric string.
                                        ;;
                                        ;; (default = <empty>)

                                            ; accountcode = 

                                            ;;
                                            ;; Set the language of the channel (useful for selecting audio messages of a
                                            ;; specific language on answer).
                                            ;;
                                            ;; (default = <empty>)

                                                ; language = pt_BR

                                                ;;
                                                ;; Set the music on hold class of the channel (useful for selecting a group of
                                                ;; songs to play on hold).
                                                ;;
                                                ;; (default = default)

                                                ; mohclass = default

                                                ;;
                                                ;; Sets the CallerID detection type for FXO boards using Asterisk(r) interface.
                                                ;;
                                                ;; NOTE: This option is not used for BINA DTMF, which is detected by the
                                                ;;       board DSPs, and is always enabled.
                                                ;;
                                                ;; Possible values:
                                                ;;
                                                ;;  bell     Bell FSK standard
                                                ;;  v23      V23 FSK standard
                                                ;;  none     Disable the detection
                                                ;;
                                                ;; (default = bell)

                                                ; fxo-fsk-detection = bell

                                                ;; Sets the timeout for CallerID detection (is ms).
                                                ;;
                                                ;; (default = 2000)

                                                ; fxo-fsk-timeout = 2000

                                                ;;
                                                ;; Sets the amount of time to wait before sending FLASH command on KUserTransfer
                                                ;; application. Possible values are between 500 and 5000 miliseconds.
                                                ;;
                                                ;; (default = 1000)

                                                ; fxo-user-xfer-delay = 1000

                                                ;;
                                                ;; Enable or disable sending originator number throught BINA DTMF signalization
                                                ;; to a FXS branch during call setup.
                                                ;; (default = no)

                                                ; fxs-send-bina-dtmf = no

                                                ;;
                                                ;; Enable or disable sending originator number throught FSK signalization to a
                                                ;; FXS branch during call setup.
                                                ;; (default = no)

                                                ; fxs-send-fsk = no

                                                ;;
                                                ;; Enables/disables the use of sharp (#) as an end-of-number digit for immediate
                                                ;; dialing. This does not affect special numbers which start on sharp, like '#8'.
                                                ;;
                                                ;; (default = no)

                                                ; immediate-sharp-dial = no

                                                ;;
                                                ;; Sets the numbers (separated by comma) in which the standard dialtone will
                                                ;; be changed to CO dialtone (central office tone) when they are pressed.
                                                ;;
                                                ;; (default = <empty>)

                                                    ; co-dialtone-digits = 0,90

                                                    ;;
                                                    ;; Sets the cadence name for standard dialtone (PBX dialtone by default).
                                                    ;;
                                                    ;; (default = std-dialtone)

                                                    ; dialtone-cadence = pbx-dialtone

                                                    ;;
                                                    ;; Sets the cadence name for voicemail dialtone, used for the branch
                                                    ;; associated with an user when he/she has voicemail.
                                                    ;;
                                                    ;; (default = vm-dialtone)

                                                    ; vm-dialtone-cadence = vm-dialtone

                                                    ;;
                                                    ;; Sets the cadence name for CO dialtone.
                                                    ;;
                                                    ;; (default = co-dialtone)

                                                    ; co-dialtone-cadence = co-dialtone

                                                    ;;
                                                    ;; This is the delay time to really disconnect a channel after the disconnect
                                                    ;; event arrive. If a connect event comes up in this interval, then the
                                                    ;; disconnection is ignored and the call keeps going on. Values are in
                                                    ;; miliseconds.
                                                    ;;
                                                    ;; (default = 0)

                                                    ; disconnect-delay = 0

                                                    ;;
                                                    ;; This timer controls the delay associated with ringback generation in the
                                                    ;; Khomp channel, when the other side *does not send audio* - in other words,
                                                    ;; this is used when calling peers located at VoIP channels.
                                                    ;; Values are in milliseconds.
                                                    ;;
                                                    ;; (default = 1500)

                                                    ; delay-ringback-co = 1500

                                                    ;;
                                                    ;; This timer controls the delay associated with ringback generation in the
                                                    ;; Khomp channel when the other side report a continuous stream of audio in
                                                    ;; silence - in other words, this is used when the audio is present but does
                                                    ;; not have any tone. Values are in milliseconds.
                                                    ;;
                                                    ;; (default = 2500)

                                                    ; delay-ringback-pbx = 2500

                                                    ;;
                                                    ;; Defines if the channel should optimize audio delay by droping longstanding
                                                    ;; packets from audio buffer. This guarantees the minimal audio delay for the
                                                    ;; user, and avoid delays associated with miscoded SIP clients. However,
                                                    ;; depending on the system's scheduling policy (some 2.6 kernel releases),
                                                    ;; this may result on excessive drop of packets, and audible audio skipping.
                                                    ;; This should not be changed naively.
                                                    ;;
                                                    ;; (default = no)

                                                    ; optimize-audio-path = no

                                                    ;;
                                                    ;; Defines if the channel should ignore some uncommon DTMF digits detected by
                                                    ;; the board (A, B, C and D). This reduces the number of false positives which
                                                    ;; may happen sometimes, without affecting correctness on traditional scenarios.
                                                    ;; However, if you need to pass those digits througth the board, you may need
                                                    ;; to set this option to 'no'.
                                                    ;;
                                                    ;; (default = yes)

                                                    ; ignore-letter-dtmfs = yes

                                                    ;;
                                                    ;; For KFXO boards, defines if audio will be allowed being sent into outgoing
                                                    ;; calls before it has been answered.
                                                    ;;
                                                    ;; (default = yes)

                                                    ; fxo-send-pre-audio = yes

                                                    ;;
                                                    ;; When there is a request to indicate busy for an incoming KFXO call, the
                                                    ;; ringing channel is taken off hook and then placed on hook, so it now goes
                                                    ;; to answered state and we can send audio throught the line.

                                                    ;; If the off/on hook time interval is too short, the PSTN may ignore it, and
                                                    ;; keep the line in a ringing state. If it is too long, the call may be charged.
                                                    ;; The option below defines the delay between the line being answered and being
                                                    ;; disconnected, in miliseconds (from 50ms to 90000ms).
                                                    ;;
                                                    ;; (default = 1250)

                                                    ; fxo-busy-disconnection = 1250

                                                    ;;
                                                    ;; Defines the timeout, in seconds, between digits of a FXS board's extension.
                                                    ;;
                                                    ;; (default = 7)

                                                    ; fxs-digit-timeout = 7

                                                    ;;
                                                    ;; Enables/Disables the action of dropping collect calls. If enabled, all
                                                    ;; collect calls will be dropped no matter what KDropCollectCall is set to.
                                                    ;; This feature is not available for KGSM-USB devices.
                                                    ;;
                                                    ;; (default = no)

                                                    ; drop-collect-call = no

                                                    ;;
                                                    ;; Configures which calls detected by call analyzer will be dropped 
                                                    ;; when the "drop" option is passed on the Dial application.
                                                    ;; Available only in digital signaling (E1 or GSM).
                                                    ;; Possible values:
                                                    ;;
                                                    ;; message_box,human_answer,answering_machine,carrier_message,unknown
                                                    ;;
                                                    ;; (default = <empty>)

                                                        ; drop-options =

                                                        ;;
                                                        ;; When enabled, this channel will be elegible for transfer using PBX-to-PBX signaling
                                                        ;; if the underlying signalization supports this feature (ISDN, Line Side, CAS EL7,
                                                        ;; E1 LC, or FXO signalings).
                                                        ;;
                                                        ;; (default = yes)

                                                        ; user-transfer-enable = yes

                                                        ;;
                                                        ;; Defines the facility used by the ISDN protocol for QSig transfers. Possible values:
                                                        ;;
                                                        ;; qsig-ct    Use QSig CT transfer (preferred method).
                                                        ;; qsig-ct-rr    Use QSig CT transfer with reroute.
                                                        ;; qsig-ct-pr    Use QSig CT transfer eith path replace.
                                                        ;; qsig-ssct  Use QSig SSCT transfer.
                                                        ;; any        Use any method.
                                                        ;; none       Do not transfer ISDN calls.
                                                        ;;
                                                        ;; (default = qsig-ct)

                                                        ; qsig-transfer-facility = qsig-ct

                                                        ;;
                                                        ;; Defines the flash behaviour: attended transfer or pendulum.
                                                        ;;
                                                        ;; Possible values:
                                                        ;;
                                                        ;; xfer      Use atxfer option from features.conf.
                                                        ;; pendulum  Use pendulum (if enabled).
                                                        ;; auto      If enabled, use pendulum, if not, use xfer.
                                                        ;;
                                                        ;; (default = xfer)

                                                        ;; flash-behaviour = xfer

                                                        ;;
                                                        ;; Defines the DTMF digit sequence used to answer a waiting call (placing the current
                                                        ;; on hold), place the active call on hold and start a new outgoing call, and to
                                                        ;; alternate between answered calls.
                                                        ;;
                                                        ;; (default = empty)

                                                        ; pendulum-digits =

                                                        ;; Defines the channels where the pendulum feature for outgoing will be enabled automatically.
                                                        ;;
                                                        ;; Possible values:
                                                        ;;
                                                        ;; none   No channel will have the feature by default.
                                                        ;; fxs    Enable the feature for FXS channels only.
                                                        ;; all    All channels will have the feature.
                                                        ;;
                                                        ;; (default = fxs)

                                                        pendulum-native = none

                                                        ;; Defines the channels where the pendulum feature for incoming will be enabled automatically
                                                        ;; (removing the need to use "@" in the Dial string for activation).
                                                        ;;
                                                        ;; Possible values:
                                                        ;;
                                                        ;; none   No channel will have the feature by default.
                                                        ;; fxs    Enable the feature for FXS channels only.
                                                        ;; all    All channels will have the feature.
                                                        ;;
                                                        ;; (default = fxs)
                                                        ;;
                                                        ;; NOTE: In case of signallings or technologies where a single channel does not
                                                        ;;       necessarily corresponds to a specific user or destination, the "@"
                                                        ;;       notation is needed for specifying the destination number to the
                                                        ;;       allocation procedures. For more info, please check the Manual.

                                                        pendulum-incoming = none

                                                        ;; Defines the timeout for an waiting call to stay in the ringing state without being
                                                        ;; answered. After this, the waiting call is dropped, and the waiting cadence is stopped.
                                                        ;;
                                                        ;; (default = 20000ms)

                                                        ; pendulum-timeout = 20000

                                                        ;; Defines if channels should be enabled or not. Useful in specific channel sections.
                                                        ;; Use for debugging purpouses only, not recommended for production environments.
                                                        ;;
                                                        ;; (default = yes)

                                                        ; enabled = yes


                                                        ;;;;
                                                        ;;;; Section for configuring allocation groups.
                                                        ;;;;

                                                        [groups]

                                                        ;; In this section, you should define options using the following syntax:
                                                        ;;
                                                        ;; <groupname> = <allocation-string>[:<context>]
                                                                    ;;
                                                                    ;; ex: 'pstn = b0l0 + b1c38' (without quotes)
                                                                    ;; ex: 'pstn = b0l0 + b1c38:from-pstn' (without quotes)
                                                                    ;;
                                                                    ;; You may define your own groups. In the example above, the group
                                                                    ;; called pstn can be used in the Dial string as Dial(Khomp/Gpstn/...)
                                                                    ;; or Dial(Khomp/gpstn/...). As a result, the allocation string will be
                                                                    ;; replaced with the one associated with the group "pstn". This is the same
                                                                    ;; of doing Dial(Khomp/b0l0 + b1c38/...).
                                                                    ;; In the second example, a context is also defined which can be used in
                                                                    ;; extensions.conf for inbound calls on that allocation string's range.
                                                                    ;;
                                                                    ;; If, and only if, choose compatibility mode like DAHDI in compatibily session, your 
                                                                    ;; groups must follow the syntax:
                                                                    ;; <groupname> = <channel#>-<channel#>[:<context>] | <channel#>, <channel#>[:<context>]
                                                                                                ;; 
                                                                                                ;; ex: '1 = 1-30' (without quotes)
                                                                                                ;; ex: '1 = 1,2,3,4-10:from-pstn' (without quotes)
                                                                                                ;;
                                                                                                ;; Or if no group was added, the groups for compatibily mode like DAHDI will be set automatically   
                                                                                                ;; with full range of channels at the each board/link, and each board/link will be a group,
                                                                                                ;; per example, for a E1 only  board, will be generated two groups, first with a 1 to 30 channels (link 1), and   
                                                                                                ;; second group of 31 to 60 channels (link 2).


                                                                                                ;;;;
                                                                                                ;;;; Section for configuring cadences used on FXS boards and the whole
                                                                                                ;;;; channel (fast busy, ringback tones, etc).
                                                                                                ;;;;
                                                                                                ;E1
                                                                                                ;1=b0l0

                                                                                                ;GSM
                                                                                                ;Vazio
                                                                                                ;1=b1c2-4
                                                                                                ;Claro
                                                                                                ;2=b1c0-7
                                                                                                ;OI
                                                                                                ;3=b1c5-6
                                                                                                ;Vivo
                                                                                                ;4=b1c7
                                                                                                {GRUPOS}
                                                                                                [cadences]

                                                                                                ;; Default value for cadences. You may define your own cadences, and
                                                                                                ;; also use them in the Dial arguments as "ring_cadence=your_cadence_name".
                                                                                                ;;
                                                                                                ;; "0,0" means a continuous dialtone, only valid for audio generation
                                                                                                ;; (i.e. cannot be used for ringing an FXS channel).
                                                                                                ;;
                                                                                                ;; (default as defined below, independent of compatibility mode,
                                                                                                ;; and only to be used in Dial arguments)

                                                                                                ; co-dialtone  = 0,0
                                                                                                ; vm-dialtone  = 1000,100,100,100
                                                                                                ; pbx-dialtone = 1000,100
                                                                                                ; fast-busy    = 100,100
                                                                                                ; ringback     = 1000,4000
                                                                                                ; waiting-call = 100,100,100,3700
                                                                                                ; ring         = 1000,4000

                                                                                                ;; If choose compatibily mode like DAHDI in compatibility session, the 
                                                                                                ;; cadences must be a sequential number starts by 1, to be used in dial string.
                                                                                                ;;
                                                                                                ;; ex: Dial(Khomp/1r1/9901)
                                                                                                ;; 
                                                                                                ;; Note: Negative values are not accepted, to configuring where the caller ID spill is
                                                                                                ;; to be placed, use the properly configuration section.
                                                                                                ;;
                                                                                                ;; (default as defined below)

                                                                                                ; 1 = 125, 125, 2000, 4000
                                                                                                ; 2 = 250, 250, 500, 1000
                                                                                                ; 3 = 125, 125, 125, 125
                                                                                                ; 4 = 1000, 500, 2500, 5000


                                                                                                ;;;;
                                                                                                ;;;; Section for configuring CALLERID's associated with FXS boards.
                                                                                                ;;;;

                                                                                                [fxs-branches]

                                                                                                ;; In this section, you should define options using the following syntax:
                                                                                                ;;
                                                                                                ;; 'orig_prefix = serial number 0, serial number 1, ...'
                                                                                                ;;
                                                                                                ;; ex: '800 = 1234,4535' (without quotes)

                                                                                                {SERIES}

                                                                                                ;;
                                                                                                ;; In the example above (assuming KFXS-SPX boards 1234 and 4535), the
                                                                                                ;; branches will be numbered from 800 to 829 in board 1234, and from
                                                                                                ;; 830 to 859 in board 4535.


                                                                                                ;;;;
                                                                                                ;;;; Section for configuring FXS hotlines.
                                                                                                ;;;;

                                                                                                [fxs-hotlines]

                                                                                                ;; In this section, you should define options using the following syntax:
                                                                                                ;;
                                                                                                ;; 'orig_prefix = destination_number'
                                                                                                ;;
                                                                                                ;; ex: '804 = 32332933' (without quotes)
                                                                                                ;;
                                                                                                ;; In the example above, the branch numbered 804 will call the number
                                                                                                ;; 3233-2933 (Khomp support number) every time the FXS branch goes off hook.

                                                                                                {HOTLINES}

                                                                                                ;;;
                                                                                                ;;; Section for configuring specific options for FXS branches.
                                                                                                ;;;

                                                                                                [fxs-options]

                                                                                                ;; In this section, you should define options using the following syntax:
                                                                                                ;;
                                                                                                ;; 'orig_prefix = option1:value | option2:value | option3:value' ...
                                                                                                ;;
                                                                                                ;; ex: '804 = pickupgroup:1,4-15 | output-volume:+2' (without quotes)
                                                                                                ;;

                                                                                                {RAMAIS} 

                                                                                                ;; In the example above, the branch numbered 804 will have specific
                                                                                                ;; configuration for 'pickupgroup' and default output volume set to +2.
                                                                                                ;;
                                                                                                ;; Possible values to options is:
                                                                                                ;; pickupgroup, callgroup, context, input-volume, output-volume language,
                                                                                                ;; mohclass, amaflags, accountcode, calleridnum, calleridname, mailbox.