Aastra 6730i Administrator's Manual page 708

Operational, Basic, and Advanced Parameters
Parameter –
sip dtmf method
Description
Format
Default Value
Range
Example
Parameter –
sip srtp mode
Description
Format
Default Value
Range
Example
Parameter –
sip silence suppression
Description
Format
Default Value
Range
Example
A-102
Configuration Files
aastra.cfg, <model>.cfg, <mac>.cfg
Sets the Dual-tone multifrequency (DTMF) method to use on the IP phone.
Note:
See "Out-of-Band DTMF and DTMF Method
tion when this parameter is used in conjunction with the "sip out-of-band dtmf"
parameter.
Boolean
0 (RTP)
0 (RTP)
1 (SIP INFO)
2 (BOTH)
sip dtmf method: 1
Configuration Files
aastra.cfg, <model>.cfg, <mac>.cfg
This parameter determines if SRTP is enabled on this IP phone, as follows:
• If set to 0, then disable SRTP.
• If set to 1 then SRTP calls are preferred.
• If set to 2, then SRTP calls only are generated/accepted.
Integer
0 (SRTP Disabled)
0 (SRTP Disabled)
1 (SRTP Preferred)
2 (SRTP Only)
sip srtp mode: 1
Configuration Files
aastra.cfg, <model>.cfg, <mac>.cfg
Silence suppression is enabled by default on the IP phones. The phone negotiates
whether or not to use silence suppression. Disabling this feature forces the phone to
ignore any negotiated value.
Boolean
1 (enabled)
0 (disabled)
1 (enabled)
sip silence suppression: 0
on page 4-79" for DTMF behavior informa-
41-001343-02 REV05 – 07.2014