Grandstream Networks GXV3275 Administration Manual page 50

Check SIP User ID for
Incoming INVITE
Authenticate Incoming INVITE
Only accept SIP Requests
from Known Servers
SIP T1 Timeout
SIP T2 interval
SIP Timer D Interval
Remove OBP from route
Check Domain Certificate
Domain Certificate
Enable SCA (Shared Call
Appearance)
Enable BargeIn
Firmware Version 1.0.3.6
It is used to set if the phone system will check the SIP User ID in the
Request URI of the SIP INVITE message from the remote party.
If it doesn't match the phone's SIP User ID, the call will be rejected. If
set to "Yes", this feature will be active. The default setting is "No".
It is used to set if the phone system will authenticate the SIP INVITE
message from the remote party. If set to "Yes", the phone will
challenge the incoming INVITE for authentication with SIP 401
Unauthorized response. The default setting is "No".
It is used to set if the phone system will answer the SIP request from
saved servers/ If set to "Yes", only the SIP requests from saved
servers will be accepted; and the SIP requests from the unregistered
server will be rejected. The default setting is "No".
It is used to define an estimate of the round trip time of transactions
between a client and server. If no response is received in T1, the
figure will increased to 2*T1 and then 4*T1. The request re-transmit
retries would continue until a maximum amount of time define by T2.
The default setting is 0.5 sec.
It is used to define the maximum retransmit time of any SIP request
messages (excluding the SIP INVITE message). The re-transmitting
and doubling of T1 continues until it reaches the T2 value. The default
setting is 4 sec.
It is used to define the amount of time that the server transaction can
remain when unreliable response (3xx-6xx) received. The valid value
is 0-64 seconds. The default value is 0.
It is used to set if the phone system will remove outbound proxy URI
from the Route header. This is used for the SIP Extension to notify the
SIP server that the device is behind a NAT/Firewall. If it is set to "Yes",
it will remove the Route header from SIP requests. The default setting
is "No".
It is used to set if the phone system will check the domain certificates
if TLS/TCP is used for SIP Transport. The default setting is "No".
It is used to paste the domain certification in this filed if the Check
Domain Certificate is set to "Yes".
It is used to set if the phone system will enable the Shared Call
Appearance (the Broadsoft Standard) feature for this account. If it is
set to "Yes", the phone system can update and share account status
with other device. The default setting is "No".
It is used to set if the phone system will enable the Barge-In feature. If
GXV3275 Administration Guide Page 48 of 103