Administrator’s Guide for SIP-T2 Series/T19(P) E2/T4 Series/T5 Series/CP860/CP920 IP Phones
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it will send an UPDATE request at the negotiated session expiration. The value “refresher=uac”
included in the UPDATE message means that the UAC performs the refresh.
Example of UPDATE message (UAC mode):
UPDATE sip:[email protected]:5060 SIP/2.0
Via: SIP/2.0/UDP 10.10.20.32:5060;branch=z9hG4bK2104991394
From: "10111" <sip:[email protected]:5060>;tag=2170397024
To: <sip:[email protected]:5060>;tag=200382096
Call-ID: [email protected]
CSeq: 2 UPDATE
Contact: <sip:[email protected]:5060>
Max-Forwards: 70
User-Agent: Yealink SIP-T46G 28.81.0.25
Session-Expires: 90;refresher=uac
Supported: timer
Content-Length: 0
Procedure
Session timer can be configured using the following methods.
Central Provisioning
(Configuration File)
<MAC>.cfg
Configure session timer.
Parameters:
account.X.session_timer.enable
account.X.session_timer.expires
account.X.session_timer.refresher
Web User Interface
Configure session timer.
Navigate to
:
http://<phoneIPAddress>/servlet?p=a
ccount-adv&q=load&acc=0
Details of Configuration Parameters:
Parameters
Permitted Values
Default
account.X.session_timer.enable
0 or 1
0
Description:
Enables or disables the session timer for account X.
0
-Disabled
1
-Enabled
If it is set to 1 (Enabled), IP phone will send periodic UPDATE requests to refresh the session
during a call.
Summary of Contents for CP860 SERIES
Page 1: ...63 ...
Page 51: ...Getting Started 25 For SIP T46G S Desk Mount Method Wall Mount Method Optional ...
Page 53: ...Getting Started 27 For SIP T42S T41S Desk Mount Method Wall Mount Method Optional ...
Page 55: ...Getting Started 29 For SIP T23P T23G Desk Mount Method Wall Mount Method Optional ...
Page 70: ...Administrator s Guide for SIP T2 Series T19 P E2 T4 Series T5 Series CP860 CP920 IP Phones 44 ...