Specifications

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Cisco 1751 Router Software Configuration Guide
OL-1070-01
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.
InterDigit Pulse Duration
Timing
Pulse dialing interdigit timing in milliseconds.
Interdigit Time Out Amount of time the system waits for a subsequent input digit from
the caller.
Maintenance Mode Maintenance mode of the voice port.
Music On Hold Threshold Configured Music-On-Hold Threshold value for this interface.
Noise Regeneration Whether or not background noise should be played to fill silent gaps
if VAD is activated.
Number of signaling protocol
errors
Number of signaling protocol errors.
Non-Linear Processing Whether or not nonlinear processing is enabled for this port.
Operations State Operation state of the port.
Operation Type Operation of the E&M signal: two-wire or four-wire.
Out Attenuation Amount of attenuation inserted at the transmit side of the interface.
Out Seizure Outgoing seizure state of the E&M interface.
Port Port number for this interface associated with the VIC.
Pulse Rate Timing Pulse dialing rate in pulses per second (pps).
Regional Tone Configured regional tone for this interface.
Ring Active Status Ring active indication.
Ring Frequency Configured ring frequency for this interface.
Ring Ground Status Ring ground indication.
Signal Type Type of signaling for a voice port: loop-start, ground-start,
wink-start, immediate, and delay-dial.
Slot Slot used in the VIC for this port.
Tip Ground Status Tip ground indication.
Type of VoicePort Type of voice port: FXO, FXS, and E&M.
The Interface Down Failure
Cause
Text string describing why the interface is down.
Table 8 Show-Voice-Port Command Field Descriptions (Continued)
Field Description