Grandstream Networks GRP261 Series Administration Manual page 25

Outbound Proxy
Secondary Outbound Proxy
SIP User ID
SIP Authentication ID
SIP Authentication Password
Name
Tel URI
Voice Mail Access Number
Monitored Voicemail Access Number
BLF Server
Picture
Account Display
Network Settings
DNS Mode
primary and secondary SIP server fail.
IP address or Domain name of the Primary Outbound Proxy, Media Gateway, or
Session Border Controller. It's used by the phone for Firewall or NAT
penetration in different network environments.
If a symmetric NAT is detected, STUN will not work and ONLY an Outbound
Proxy can provide a solution.
IP address or Domain name of the Secondary Outbound Proxy which will be
used when the primary proxy cannot be connected.
User account information, provided by your VoIP service provider.
SIP service subscriber's Authenticate ID used for authentication. It can be
identical to or different from the SIP User ID.
The account password required for the phone to authenticate with the SIP
server before the account can be registered.
After it is saved, this will appear as hidden for security purpose.
The SIP server subscriber's name (optional) that will be used for Caller ID
display (e.g., John Doe).
If the phone has an assigned PSTN telephone number, this field should be set
to "user=phone". A "user=phone" parameter will be attached to the Request-
URI and "To" header in the SIP request to indicate the E.164 number. If set to
"Enable", "tel:" will be used instead of "sip:" in the SIP request.
Allows users to access voice messages by pressing the MESSAGE button on
the phone. This value is usually the VM portal access number.
Allows users to access the voice messages of monitored extension. This value
is used together with the voicemail programmable keys.
Configures the BLF server (optional) used for SUBSCRIBE requests.
Configures picture for the account. It will be sent to the caller/callee for the
call.
When set to "Username", the LCD will display the Username if it is not empty
and when set to "User ID", the LCD will display the User ID if it is not empty.
This parameter controls how the Search Appliance looks up IP addresses for
hostnames.
There are four modes: A Record, SRV, NATPTR/SRV, Use Configured IP.
The default setting is "A Record".
If the user wishes to locate the server by DNS SRV, the user may select "SRV"
or "NATPTR/SRV".
If "Use Configured IP" is selected, please fill in the three fields below:
● Primary IP
● Backup IP 1
● Backup IP 2
If SIP server is configured as domain name, phone will not send DNS query,
but use "Primary IP" or "Backup IP x" to send SIP message if at least one of
them are not empty.
Phone will try to use "Primary IP" first. After 3 tries without any response, it
will switch to "Backup IP x", and then it will switch back to "Primary IP" after 3