Aastra Telecom 9480i CT Series User Manual

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Advanced Operational Parameters
 41-001160-03, Rev 00, Release 2.4
A-241
User-Agent Setting
GRUU and sip.instance Support
Parameter – 
sip user-agent
Configuration Files aastra.cfg, <mac>.cfg
Description
Allows you to enable or disable the addition of the User-Agent and 
Server SIP headers in the SIP stack.
The value of “0” prevents the UserAgent and Server SIP header from 
being added to the SIP stack. The value of “1” allows these headers to 
be added.
Format
Boolean
Default Value
1 (true)
Range
0 (false)
1 (true)
Example
sip user-agent: 0
Parameter – 
sip gruu
Configuration Files
aastra.cfg, <mac>.cfg
Description
Enables or disables 
Globally Routable User-Agent URI (
GRUU) 
support on the IP Phone according to draft-ietf-sip-gruu-15. If this 
parameter is disabled, parsing of inbound GRUU's for transfer are still 
enabled.
Format
Boolean
Default Value
1 (enabled)
Range
0 (disabled)
1 (enabled)
Example
sip gruu: 0
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