[asterisk-bugs] [JIRA] (ASTERISK-25933) Asterisk ignores expires header value

[Bill Neely (JIRA)]

Bill Neely created ASTERISK-25933:
-------------------------------------

             Summary: Asterisk ignores expires header value
                 Key: ASTERISK-25933
                 URL: https://issues.asterisk.org/jira/browse/ASTERISK-25933
             Project: Asterisk
          Issue Type: Bug
      Security Level: None
    Affects Versions: 13.8.1, 13.8.0
         Environment: OS=centos7
Yealink T-22 phone
            Reporter: Bill Neely


Asterisk sends the following error message:
Received subscription for extension "xxxxxxx" context "xxxxxx" with Expire header less than 'subminexpire' limit. Received "Expire: 30" min is 60

even though the sip client (Yealink T-22) has the Sip Server Expires set to 60

The SUBSCRIBE packet looks like this:
<--- SIP read from UDP:xx.xx.xx.xx:5070 --->
[Apr 17 19:48:43] SUBSCRIBE sip:xxxxxx at xxx.xxxx.xxx:5060 SIP/2.0
[Apr 17 19:48:43] Via: SIP/2.0/UDP 192.168.10.218:5070;rport;branch=z9hG4bK1205608596
[Apr 17 19:48:43] From: "Bill" <sip:xxxxxxxx at xxxr.net>;tag=831028773
[Apr 17 19:48:43] To: "Bill" <sip:xxxxxxxx at xxx.net>
[Apr 17 19:48:43] Call-ID: 746099495 at 192.168.10.218
[Apr 17 19:48:43] CSeq: 1 SUBSCRIBE
[Apr 17 19:48:43] Contact: <sip:xxxxxxx at 192.168.10.218:5070>
[Apr 17 19:48:43] Accept: application/simple-message-summary
[Apr 17 19:48:43] Max-Forwards: 70
[Apr 17 19:48:43] User-Agent: Yealink SIP-T22P 7.72.0.50
[Apr 17 19:48:43] Expires: 30
[Apr 17 19:48:43] Event: message-summary
[Apr 17 19:48:43] Content-Length: 0

Note the Expires:30 even though the phone is set to 60



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