c1751(config-voiceport)#?
Voice-port configuration commands:
battery-reversal Enable FXO battery-reversal detection
bearer-cap Specify the bear capability
busyout Configure busyout trigger event & procedure
comfort-noise Use fill-silence option
connection Specify Trunking Parameters
cptone Configure voice call progress tone locale
default Set a command to its defaults
description Description of what this port is connected to
dial-type Configure type of dialer for voice
disc_pi_off close voice path when disconnect with PI received
echo-cancel Echo-cancellation option
exit Exit from voice-port configuration mode
impedance Specifies the terminating impedance of the interface
input Configure input gain for voice
music-threshold Threshold for Music on Hold
no Negate a command or set its defaults
non-linear Use non-linear processing during echo cancellation
output Configure output attenuation for voice
playout-delay Configure voice playout delay buffer
pre-dial-delay FXO Pre-dial Delay
ring Number of rings
shutdown Take voice-port offline
signal The signaling type for the interface FXS or FXO
snmp Modify SNMP voice port parameters
station-id Configure station ID
supervisory Configure answer + disconnect supervision options
threshold Threshold [noise] for voice port
timeouts Configure voice timeout parameters
timing Configure voice timing parameters
translate Translation rule
translation-profile Translation profile
trunk-group Configure interface to be in a trunk group
voice-class Set voiceport voice class control parameters