Grandstream Networks HT818 Administration Manual page 35

Please consult your carrier before changing this parameter. Default is Disabled.
Use Request
If set to Yes, device will use the configured [Request URI Routing ID] in the SIP INVITE.
Routing ID in SIP
This option is usually used under a SIP trunk account's configuration. Default is No.
INVITE
SIP Registration
Controls whether the HT818 needs to send REGISTER messages to the proxy server.
Default setting is Yes.
Unregister on Controls whether to clear SIP user's information by sending un-register request to the
Reboot
proxy server. The un-registration is performed by sending a REGISTER message with
Contact set to * and Expires=0 parameters to the SIP server. This will unregister the SIP
account under the concerned FXS page.
Default is No.
Outgoing Call
Enables the ability to place outgoing calls even if the account is not registered (if allowed
Without
by ITSP); device will not be able to receive incoming calls. Default is No.
Registration
Register Expiration Refreshes registration periodically with specified SIP proxy (in minutes). Maximum
interval is 65535 minutes (about 45 days). Default is 60 minutes (or 1 hour).
Reregister Before Sends re-register request after specific time (in seconds) to renew registration before the
Expiration previous registration expires.
SIP Registration Sends re-register request after specific time (in seconds) when registration process fails.
Failure Retry Wait Maximum interval is 3600 seconds (1 hour).
Time Default is 20 seconds.
SIP Registration Sends re-register request after specific time (in seconds) when registration process fails
Failure Retry Wait with error 403 Forbidden. Maximum interval is 3600 seconds (1 hour).
Time upon 403 Default is 1200 seconds.
Forbidden
Enable SIP
Enables SIP OPTIONS to track account registration status so the phone adapter will send
OPTIONS Keep
periodic OPTIONS message to server to track the connection status with the server.
Alive
Default setting is No.
SIP OPTIONS Keep
Configures the time interval when the phone adapter send OPTIONS message to SIP
Alive Interval
server. The default setting is 30 seconds, which means the phone adapter will send an
OPTIONS message to the server every 30 seconds. The default range is 1-64800.
SIP OPTIONS Keep Defines the Number of max lost packets for SIP OPTIONS Keep Alive before re-
Alive Max Lost registration. Between 3-10, default is 3.
•
Enabled: "Tel:" will be used instead of "sip:" in the SIP request.
HT818 Administration Guide
Version 1.0.9.3
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