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Operational, Basic, and Advanced Parameters
A-118 41-001160-03, Rev 00, Release 2.4
IP Phone Administrator Guide
Per-Line Settings
Parameter –
sip lineN dtmf method
DTMF Method
(in Web UI)
Aastra Web UI Advanced Settings->Global SIP->RTP Settings
Configuration Files aastra.cfg, <mac>.cfg
Description Sets the Dual-tone multifrequency (DTMF) method to use on the IP
phone for a specific line.
Format Integer
Default Value 0 (RTP)
Range 0 (RTP)
1 (SIP INFO)
2 (BOTH)
Example sip line1 dtmf method: 1
Parameter –
sip lineN srtp mode
Aastra Web UI Advanced Settings->Line <1-9>->RTP Settings
Configuration Files aastra.cfg, <mac>.cfg
Description This parameter determines if SRTP is enabled on this line, as follows:
• If set to -1, then use the global setting for this line. (This is the
default setting.)
• 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.
Format Integer
Default Value 0 (disabled)
Range -1
0
1
2
Example sip line1 mode: 1
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