Cisco SPA1112 Administration Guide

Configuring the Voice Settings
Line1 and Line 2 Settings (PHONE Port1 and PHONE2)
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FA X Passthru
Codec
Select the codec for fax passthrough, G711u or G711a.
Default setting: G711u
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
DTMF Process
AV T
To use the DTMF process AVT feature, select yes.
Otherwise, select no.
Default setting: yes
FAX Process NSE To use the fax process NSE feature, select yes. Otherwise,
select no.
Default setting: yes
DTMF Tx Method Select the method to transmit DTMF signals to the far end:
InBand, AVT, INFO, or Auto. InBand sends DTMF by using
the audio path. AVT sends DTMF as AVT events. INFO
uses the SIP INFO method. Auto uses InBand or AVT
based on the outcome of codec negotiation.
Default setting: Auto
FAX Disable ECAN If enabled, this feature automatically disables the echo
canceller when a fax tone is detected. To use this feature,
select yes. Otherwise, select no.
Default setting: no
Field Description

Cisco SPA1112 Specifications

General

Brand	Cisco
Model	SPA1112
Category	Adapter
Language	English