Grandstream GXP1450 - Manual (Page 31)

GXP1450 User Manual Page 30 of 38
Firmware 1.0.1.66 Last Updated: 05/2011
Authenticate ID SIP service subscriber’s Authenticate ID used for authentication. It can be identical
to or different from SIP User ID.
Authenticate Password SIP service subscriber’s account password for GXP1450 to register to (SIP) servers
of ITSP.
Name SIP service subscriber’s name that is used for Caller ID display.
DNS Mode The default is set to A Record. If user wishes to locate the server by DNS SRV,
the user may select SRV or NATPTR/SRV. When "Use Configured IP" option is
selected, if SIP server is configured as domain name, phone will not send DNS
query, but use "Primary IP" or "Secondary IP" to send sip message if at least one
of them are not empty.
Primary IP This option applies only if “Use Configured IP” is selected, the phone will send DNS
query to the Primary IP. Insert IP address here.
Backup IP 1 Insert the first back up IP here.
Backup IP 2 Insert the second back up IP here.
SIP Registration This parameter controls sending REGISTER messages to the proxy server. The
default setting is “Yes”.
Unregister on Reboot Default is “No”. If set to “Yes”, the SIP user’s registration information will be cleared
on reboot.
Register Expiration This parameter allows user to specify the time frequency (in minutes) that GXP1450
refreshes its registration with the specified registrar. The default interval is 60
minutes. The maximum interval is 65,535 minutes (about 45 days).
Local SIP Port This parameter defines the local SIP port used to listen and transmit. The default
value for Account 1 is 5060. It is 5062, 5064, 5066 for Account 2, Account 3 and
Account 4 respectively.
SIP Registration Failure
Retry Wait Time Retry registration if the process failed. Default is 20 seconds.
SIP T1 Timeout RFC 3261 SIP T1 timer. Default is 0.5 second.
SIP T2 Interval RFC 3261 SIP T2 timer. Default is 4 seconds.
SIP Transport Choose SIP Transport between UDP and TCP. Default is UDP.
Check Domain
Certificate Enable to check the domain certificate. Default is “No”.
Remove OBP from
Route The SIP Extension notifies the SIP server that it is behind a NAT/firewall.
Validate Incoming
Messages This configuration selects whether or not the incoming messages should be
validated.
Support SIP Instance ID Selects whether or not SIP Instance ID is supported.