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Cisco VISM Installation and Configuration Guide
Release 3.0, Part Number OL-2521-01 Rev. D0, June 2004
Chapter5 CLI Commands
cnfecanenable
cnfecanenable
To enable or disable echo cancellation on a line, use the cnfecanenable command in the VoIP
switching/trunking, switched AAL2 PVC, and AAL2 trunking operating modes.
cnfecanenable line-num ecan-enable
Syntax Description
Command Modes VoIP switching/trunking, switched AAL2 PVC, and AAL2 trunking
Usage Guidelines Follow standard CLI procedures for this command.
Examples The following example shows that ECAN is enabled on line 2 of the current VISM card:
cnfecanenable 2 1
Related Commands
line-num Line number of the channel to be configured for a loopback type; in the range from 1
to 8.
ecan-enable Enables or disables echo cancellation. It can be one of the following values:
•1 = On
•2 = Off
Command Description
cnfecanrec Configures the residual echo control for DSPs on a VISM card that is used for ECAN.
cnfecantail Configures the maximum tail length for DSPs on a VISM card that is used for ECAN.
dsplndsp Displays the DSP information for a line.