Grandstream Networks HT813 Administration Manual page 43

Controls whether to clear SIP user's information by sending un-register request to the proxy server. The
Unregister on un-registration is performed by sending a REGISTER message with Contact set to * and Expires=0
Reboot parameters to the SIP server. This will unregister the SIP account under the concerned FXO page. Default
is No.
Outgoing Call
Enables the ability to place outgoing calls even if the account is not registered (if allowed by ITSP); device
Without
will not be able to receive incoming calls. Default is No.
Registration
Register Refreshes registration periodically with specified SIP proxy (in minutes). Maximum interval is 65535
Expiration minutes (about 45 days). Default is 60 minutes (or 1 hour).
Reregister
Sends re-register request after specific time (in seconds) to renew registration before the previous
Before
registration expires.
Expiration
SIP
Registration Sends re-register request after specific time (in seconds) when registration process fails. Maximum interval
Failure Retry is 3600 seconds (1 hour). Default is 20 seconds.
Wait Time
SIP
Registration
Sends re-register request after specific time (in seconds) when registration process fails with error 403
Failure Retry
Forbidden. Maximum interval is 3600 seconds (1 hour).
Wait Time
Default is 1220 seconds.
upon 403
Forbidden
Enable SIP
Enables SIP OPTIONS to track account registration status so the phone adapter will send periodic
OPTIONS
OPTIONS message to server to track the connection status with the server. Default setting is No.
Keep Alive
SIP OPTIONS Configures the time interval when the phone adapter sends OPTIONS message to SIP server. The default
Keep Alive setting is 30 seconds, which means the phone adapter will send an OPTIONS message to the server every
Interval 30 seconds. The default range is 1-64800.
SIP OPTIONS
Defines the Number of max lost packets for SIP OPTIONS Keep Alive before re-registration. Between 3-10,
Keep Alive
default is 3.
Max Lost
Defines Diff-Serv values for SIP and RTP. Defaults are:
Layer 3 QoS SIP DSCP: 26
RTP DSCP: 46
Defines local port to use by the HT813 for listening and transmitting SIP packets. Default value for FXO
Local SIP Port
port is 5062.
Local RTP Defines the local RTP-RTCP port pair the HT813 will listen and transmit. It is the HT813 RTP port for
Port channel 0. The default value for FXS port is 5012.
Use Random Controls whether to use configured or random SIP ports. This is usually necessary when multiple HT813
SIP Port are behind the same NAT. Default is No.
Use Random Controls whether to use configured or random RTP ports. This is usually necessary when multiple HT813
RTP Port are behind the same NAT. Default is No.