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Account/sip settings – Grandstream GXP2200 User Manual User Manual

Page 122

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Firmware Version 1.0.3.26 GXP2200 USER MANUAL Page 121 of 159

ACCOUNT/SIP SETTINGS

SIP Registration

Selects whether or not the phone will send SIP Register messages to

the proxy/server. The default setting is "Yes".

Unregister On Reboot

If set to "Yes", the SIP user's registration information will be cleared

when the phone reboots. The SIP Contact header will contain "*" to

notify the server to unbind the connection. The default setting is "No".

Register Expiration (m)

Specifies the frequency (in minutes) in which the phone refreshes its

registration with the specified registrar. The default setting is 60. The

maximum value is 64800 minutes (about 45 days).

Wait Time Retry Registration

(s)

The amount of time (in seconds) in which the phone will retry the

registration process in the event that is failed. The default setting is 20.

Local SIP Port

Defines the local SIP port used to listen and transmit. The default setting

is 5060 for Account 1, 5062 for Account 2, 5064 for Account 3, 5066 for

Account 4, 5068 for Account 5, and 5070 for Account 6.

SUBSCRIBE for MWI

When set to "Yes", a SUBSCRIBE for Message Waiting Indication will

be sent periodically. The phone supports synchronized and

non-synchronized MWI. The default setting is "No".

Session Expiration (s)

The SIP Session Timer extension (in seconds) that enables SIP

sessions to be periodically "refreshed" via a SIP request (UPDATE, or

re-INVITE). If there is no refresh via an UPDATE or re-INVITE message,

the session will be terminated once the session interval expires. Session

Expiration is the time (in seconds) where the session is considered

timed out, provided no successful session refresh transaction occurs

beforehand. The default setting is 180.

Min-SE (s)

The minimum session expiration (in seconds). The default setting is 90.

UAC Specify Refresher

As a Caller, select UAC to use the phone as the refresher; or select UAS

to use the Callee or proxy server as the refresher. The default setting is

"Omit".

UAS Specify Refresher

As a Callee, select UAC to use caller or proxy server as the refresher; or

select UAS to use the phone as the refresher. The default setting is

"UAC".

Force INVITE

The Session Timer can be refreshed using the INVITE method or the

UPDATE method. Select "Yes" to use the INVITE method to refresh the

session timer. The default setting is "No".

Caller Request Timer

If set to "Yes" and the remote party supports session timers, the phone