Settings/subscription expiry

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Firmware Version
Image:fw-version-6.gif from Version 6.5.1
XML Syntax
Settings/subscription expiry/xml
Description
Defines the expiration time (in seconds) of an subscription. The value is used in a SIP SUBSCRIBE message the following way:
Sent to ...
 
SUBSCRIBE sip:extension@registrar SIP/2.0
...
CSeq: 3 SUBSCRIBE
...
Event: dialog
Accept: application/dialog-info+xml
Expires: 3600
Content-Length: 0

The registrar (SIP Server) may confirm with a distinct value.

Received from ...

SIP/2.0 200 Ok
...
CSeq: 3 SUBSCRIBE
...
Expires: 180
Content-Length: 0

VALIDVALUE
Integer values, e.g. <30>, <2400>, <3200>.
DEFAULTVALUE
3600 [sec]
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