Aastra Telecom 9480i Series User Manual

Page of 1184
Operational, Basic, and Advanced Parameters
A-114
41-001160-03, Rev 00, Release 2.4 
IP Phone Administrator Guide
RTP, Codec, DTMF Global Settings
Global Settings
Parameter – 
sip rtp port
RTP Port Base
(in IP Phone UI)
RTP Port
(in Web UI)
IP Phone UI
Options->Administrator Menu->
SIP Settings->RTP Port Base
Aastra Web UI
Advanced Settings->Global SIP->RTP Settings
Configuration Files
aastra.cfg, <mac>.cfg
Description
Indicates the port through which the RTP packets are sent. This value 
must specify the beginning of the RTP port range on the gateway or 
router. 
The RTP port is used for sending DTMF tones and for the audio stream. 
Your network administrator may close some ports for security reasons. 
You may want to use this parameter to send RTP data using a different 
port.
Note: The phones support decoding and playing out DTMF tones sent 
in SIP INFO requests. The following DTMF tones are supported:
Support signals 0-9, #, *
Support durations up to 5 seconds
Format
Integer
Default Value
3000
Range
Not Applicable
Example
sip rtp port: 3000
Draft 1