V6: Advanced - Advanced Network (Section): Publish Presence
V7/8: Advanced - SIP/RTP (Tab) - SIP(Section)__Publish Presence
since version 8.7.3.20 and 8.7.4.8 moved to:
V8: Identities - SIP Settings(Section): Publish Presence
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N/A
<publish_presence perm="PERMISSIONFLAGS">VALIDVALUE</publish_presence>
When this feature is set to “on”, the phone sends out PUBLISH SIP messages showing the phone’s status. The SIP PUBLISH message is sent to the address given in the setting user_presence_host.
<on>, <off>
off