System information

Configuring the Voice Settings
Line1 Settings (PHONE Port)
Cisco SPA232D Administration Guide 113
4
Silence Supp
Enable
To enable silence suppression so that silent audio frames
are not transmitted, select yes. Otherwise, select no.
Default setting: no
G726-32 Enable To enable the use of the G.726 codec at 32 kbps, select
yes. Otherwise, select no.
Default setting: yes
Silence Threshold Select the appropriate setting for the threshold: high,
medium, or low.
Default setting: medium
FAX V21 Detect
Enable
To enable detection of V21 fax tones, select yes.
Otherwise, select no.
Default setting: yes
Echo Canc Enable To enable the use of the echo canceller, select yes.
Otherwise, select no.
Default setting: yes
FA X CNG Detect
Enable
To enable detection of the fax Calling Tone (CNG), select
yes. Otherwise, select no.
Default setting: yes
FA X Passthru
Codec
Select the codec for fax passthrough, G711u or G711a.
Default setting: G711u
Echo Canc Adapt
Enable
To enable the echo canceller to adapt, select yes.
Otherwise, select no.
Default setting: yes
FA X Codec
Symmetric
To force the ATA to use a symmetric codec during fax
passthrough, select yes. Otherwise, select no.
Default setting: yes
DTMF Process
INFO
To use the DTMF process info feature, select yes.
Otherwise, select no.
Default setting: yes
FA X Passthru
Method
Select the fax passthrough method: None, NSE, or
ReINVITE.
Default setting: NSE
Field Description