[asterisk-bugs] [JIRA] (ASTERISK-21742) SIP Session-Expires: Set timer to correctly expire at (~2/3) of the expiry interval when not the refresher.
Alec Davis (JIRA)
noreply at issues.asterisk.org
Wed May 1 04:56:38 CDT 2013
[ https://issues.asterisk.org/jira/browse/ASTERISK-21742?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel ]
Alec Davis updated ASTERISK-21742:
----------------------------------
Assignee: Alec Davis
Status: Waiting for Feedback (was: Triage)
> SIP Session-Expires: Set timer to correctly expire at (~2/3) of the expiry interval when not the refresher.
> ------------------------------------------------------------------------------------------------------------
>
> Key: ASTERISK-21742
> URL: https://issues.asterisk.org/jira/browse/ASTERISK-21742
> Project: Asterisk
> Issue Type: Bug
> Security Level: None
> Environment: SVN-branch-11-r386878M
> Reporter: Alec Davis
> Assignee: Alec Davis
> Severity: Minor
> Attachments: session_timer_expires.diff.txt
>
>
> RFC 4028 Section 10
> if the side not performing refreshes does not receive a
> session refresh request before the session expiration, it SHOULD send
> a BYE to terminate the session, slightly before the session
> expiration. The minimum of 32 seconds and one third of the session
> interval is RECOMMENDED.
> Testing:
> asterisk to phone.
> Phone's Session-Expires: 120
> [Apr 30 22:49:20] NOTICE[12686][C-00000000]: chan_sip.c:29006 start_session_timer: Session timer started: 104 - 50a7397219b8f47e192f74e81f3b125e at 192.168.x.y:5060 88000ms
> <<<<< pull ethernet on phone >>
> <<<<< 88 seconds later >>
> [Apr 30 22:50:48] WARNING[12686]: chan_sip.c:29042 proc_session_timer: Session-Timer expired - 50a7397219b8f47e192f74e81f3b125e at 192.168.x.y:5060
> Phone to Asterisk, No Session-Expires
> Asterisk's Session-Expires: 300
> [Apr 30 23:47:02] NOTICE[12857][C-00000001]: chan_sip.c:29006 start_session_timer: Session timer started: 99 - 7160947918a9977c at 192.168.124.73 150000ms
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