Grandstream Networks HT813 Administration Manual page 29

Authentica
te Specifies account password provided by VoIP service provider (ITSP) to register to SIP servers.
Password
Name Chooses a name to be associated to user.
Selects DNS mode to use for the client to look up server. Default is A Record.
A Record: resolves IP Address of target according to domain name.
DNS Mode
SRV: DNS SRV resource records indicate how to find services for various protocols.
NAPTR/SRV: Naming Authority Pointer according to RFC 2915.
DNS SRV
When this option is set to "Yes", when the HT is registered on second SRV and makes an outbound call, it will
use
try the second SRV (registered IP) first. By default, this option is disabled and the DNS SRV will use first SRV
Registered
instead of the registered IP.
IP
Indicates E.164 number in "From" header by adding "User=Phone" parameter or using "Tel:" in SIP packets, if
the HT813 has an assigned PSTN Number.
Disabled: Use "SIP User ID" information in the Request-Line and "From" header.
User=Phone: "User=Phone" parameter will be attached to the Request-Line and "From" header in the
Tel URI SIP request to indicate the E.164 number. If set to "Enable".
Enabled: "Tel:" will be used instead of "sip:" in the SIP request.
Please consult your carrier before changing this parameter.
Default is Disabled.
SIP
Registratio Controls whether the HT813 needs to send REGISTER messages to the proxy server. Default setting is Yes.
n
Controls whether to clear SIP user's information by sending un-register request to the proxy server. The un-
Unregister
registration is performed by sending a REGISTER message with Contact set to * and Expires=0 parameters to
on Reboot
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 by ITSP); device
Without
will not be able to receive incoming calls. Default is No.
Registratio
n
Register Refreshes registration periodically with specified SIP proxy (in minutes). Maximum interval is 65535 minutes
Expiration (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
Registratio
Sends re-register request after specific time (in seconds) when registration process fails. Maximum interval is
n Failure
3600 seconds (1 hour). Default is 20 seconds.
Retry Wait
Time