Grandstream Networks GSC3570 User Manual page 45

The minimum session expiration (in seconds). The default value is 90 seconds. The valid range is from 90 to
Min-SE
64800.
Caller
If set to "Yes" and the remote party supports session timers, the GSC3570 will use a session timer when it
Request
makes outbound calls. The default setting is "No".
Timer
If set to "Yes" and the remote party supports session timers, the GSC3570 will use a session timer when it
Callee
receives inbound calls.
Request
Timer
Default setting is "No".
If Force Timer is set to "Yes", the GSC3570 will use the session timer even if the remote party does not support
this feature. If Force Timer is set to "No", the GSC3570 will enable the session timer only when the remote
Force
party supports this feature. To turn off the session timer, select "No".
Timer
The default setting is "No".
UAC
As a Caller, select UAC to use the GSC3570 as the refresher; or select UAS to use the Callee or proxy server as
Specify
the refresher. The default setting is "Omit".
Refresher
UAS
As a Callee, select UAC to use caller or proxy server as the refresher; or select UAS to use the GSC3570 as the
Specify
refresher. The default setting is "UAC".
Refresher
The Session Timer can be refreshed using the INVITE method or the UPDATE method. Select "Yes" to use the
Force
INVITE method to refresh the session timer.
INVITE
The default setting is "No".
Account x
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Settings
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Security
Settings
Check
Choose whether the domain certificates will be checked or not when TLS/TCP is used for SIP Transport. The
Domain
default setting is "No".
Certificat
es
Validate
Certificat Validate certification chain when TCP/TLS is configured. Default setting is "No".
e Chain
Validate
Incoming Choose whether the incoming messages will be validated or not. The default setting is "No".
Messages
Check SIP
User ID
If set to "Yes", SIP User ID will be checked in the Request URI of the incoming INVITE. If it does not match the
for
GSC3570's SIP User ID, the call will be rejected. The default setting is "No".
Incoming
INVITE