Echo Canceller Commands

The following commands are Linux command line friendly

Show Echo Canceler status per channel

-> wanpipemon -i w1g1 -c ehw
-> wanpipemon -p aft         # show help information

Echo Canceler Control Command

-> wan_ec_client <enter>   # Show all help information

Enable Echo Canceler Control Per Channel

Disable EC

wan_ec_client wanpipe1 bd all            # Disable ec on all channels
wan_ec_client wanpipe1 bd 1-23        # Disable ec on channels 1 to 23
wan_ec_client wanpipe1 bd 1             # Disable ec on channel 1 

Enable EC

wan_ec_client wanpipe1 be all            # Disable ec on all channels
wan_ec_client wanpipe1 be 1-23        # Disable ec on channels 1 to 23
wan_ec_client wanpipe1 be 1             # Disable ec on channel 1 

 
Note: use above wanpipemon command to view status of ec per timeslot 
-> wanpipemon -i w1g1 -c ehw
 

Disable NLP (non linear processor) on line 1

-> wan_ec_client wanpipe1 modify 1 --WANEC_EnableNlp=FALSE

Turn on DTMF tone removal on line 1

-> wan_ec_client wanpipe5 modify 1 --WANEC_DtmfToneRemoval=TRUE

Monitor EC input and output audio on line 1

-> wan_ec_client wanpipe5 monitor 1

Check EC status on line 2

-> wan_ec_client wanpipe1 stats 2

Make EC speech recognition friendly (fixes DTMF issues) on all lines:

-> wan_ec_client wanpipe1 modify all --WANEC_EchoOperationMode=6

 

Table of echo control modes:

 0   cOCT6100_ECHO_OP_MODE_NORMAL

 1   cOCT6100_ECHO_OP_MODE_HT_FREEZE

 2   cOCT6100_ECHO_OP_MODE_HT_RESET

 3   cOCT6100_ECHO_OP_MODE_POWER_DOWN

 4   cOCT6100_ECHO_OP_MODE_EXTERNAL

 5   cOCT6100_ECHO_OP_MODE_NO_ECHO

 6   cOCT6100_ECHO_OP_MODE_SPEECH_RECOGNITION

 5   cOCT6100_ECHO_OP_MODE_G169_ALC

 

Disable dtmf

-> wan_ec_client wanpipe1 dd all sout
 

Enable dtmf

-> wan_ec_client wanpipe1 de all sout