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Cisco IOS Voice, Video, and Fax Commands: R Through Sh
show voice port
VR-841
Cisco IOS Voice, Video, Fax Command Reference
The following is sample output from the show voice port summary command for all voice ports on a
Cisco MC3810 multiservice concentrator with an analog voice module (AVM):
IN OUT ECHO
PORT SIG-TYPE ADMIN OPER IN-STATUS OUT-STATUS CODEC VAD GAIN ATTN CANCEL
1/1 fxs-ls up up on-hook idle 729a n 0 0 y
1/2 fxs-ls up up on-hook idle 729a n 0 0 y
1/3 e&m-wnk up up idle idle 729a n 0 0 y
1/4 e&m-wnk up up idle idle 729a n 0 0 y
1/5 fxo-ls up up idle on-hook 729a n 0 0 y
1/6 fxo-ls up up idle on-hook 729a n 0 0 y
Table 64 explains the fields in the sample output
Table 64 show voice port Field Descriptions
Field Description
Administrative State Administrative state of the voice port.
Alias User-supplied alias for the voice port.
Analog interface A-D gain offset Offset of the gain for analog-to-digital conversion.
Analog interface D-A gain offset Offset of the gain for digital-to-analog conversion.
Clear Wait Duration Timing Time of inactive seizure signal to declare call cleared.
Coder Type Voice compression mode used.
Companding Type Companding standard used to convert between analog and
digital signals in PCM systems.
Connection Mode Connection mode of the interface.
Connection Number Full E.164 telephone number used to establish a connection
with the trunk or PLAR mode.
Currently Processing Type of call currently being processed: none, voice, or fax.
Delay Duration Timing Maximum delay signal duration for delay dial signaling.
Delay Start Timing Timing of generation of delayed start signal from detection of
incoming seizure.
Description Description of the voice port.
Dial Type Out-dialing type of the voice port.
Digit Duration Timing DTMF digit duration in milliseconds.
E&M Type Type of E&M interface.
Echo Cancel Coverage Echo cancel coverage for this port.
Echo Cancellation Whether or not echo cancellation is enabled for this port.
Hook Flash Duration Timing Maximum length of hook flash signal.
Hook Status Hook status of the FXO/FXS interface.
Impedance Configured terminating impedance for the E&M interface.
In Gain Amount of gain inserted at the receiver side of the interface.
In Seizure Incoming seizure state of the E&M interface.
Initial Time Out Amount of time the system waits for an initial input digit from
the caller.
InterDigit Duration Timing DTMF interdigit duration, in milliseconds.