Gruu And Sip.instance Support - Aastra 9143i Series Administrator's Manual

GRUU and sip.instance Support

Globally Routable User-Agent URIs (GRUUs) provide a way for anyone on the
Internet to route a call to a specific instance of a User-Agent.
The IP phones provide GRUU support using draft-ietf-sip-gruu-15. A sip.instance
is added to all non-GRUU contacts. By default, this feature is enabled. You can
enable or disable this support using the configuration files.
Limitations of the GRUU Feature
The following are limitations of the GRUU feature on the phones:
• GRUU-Draft-15 is not compatible with versions prior to GRUU-Draft-10.
• Phones do not support temporary or phone-created GRUUs.
Enabling/Disabling GRUU and sip.instance Support
Use the following procedure to enable/disable GRUU and sip.instance support.
Configuration Files
For the specific parameter you can set in the configuration files, see Appendix A, the section,
sip.instance Support" on
41-001160-03, Rev 00, Releaes 2.4
page A-241.
Configuring Advanced Operational Features
Advanced Operational Features
"GRUU and
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