Sip Settings; Sip Settings/General; Table 89: Sip Settings/General - Grandstream Networks UCM6510 User Manual

The UCM6510 SIP global settings can be accessed via web GUI-­>PBX-­>SIP Settings.
SIP S ETTINGS/GENERAL
Realm For Digest
Authentication
Bind UDP Port
Bind IP A ddress
Allow Guest Calls
Overlap Dialing
Allow Transfer
Enable DNS SRV Lookups on
Outbound Calls
MWI From
SIP Domain Support
Domain
Firmware Version 1.0.2.5
SIP S ETTINGS
Table 89: SIP Settings/General
Configure the host name or domain name for the UCM6510. Realms
MUST be globally unique according to RFC3261. The default setting is
grandstream.
Configure the UDP port used for SIP. The default setting is 5060.
Configure the IP address to bind to. The default setting is 0.0.0.0, which
means binding to all addresses.
If enabled, the UCM6510 allows unauthorized INVITE coming into the PBX
and the call can be made. The default setting is "No".
Warning:
Please be aware of the potential security risk when enabling "Allow Guest
Calls" as this will allow any user with the UCM6510 address to dial into the
UCM6510.
Select to enable overlap dialing support. Overlap dial provides for a longer
time-­out period between digits, also called the inter-­digit timer. If set to
"Yes", the PBX expects to receive the digits one right after the other
coming in to this line with very little delay between digits. If set to "No", the
PBX waits up to about 2 seconds between digits. The default setting is
"No".
If set to "No", all transfers initiated by the endpoint in the UCM6510 will be
disabled (unless enabled in peers or users). The default setting is "Yes".
Select to enables DNS SRV lookups on outbound calls from the UCM6510.
The default setting is "Yes".
When sending MWI NOTIFY requests, this value will be used in the
"From:" header as the "name" field. If no "From User" is configured, the
"user" field of the URI in the "From:" header will be filled with this value.
Configure the domain for the UCM6510. Incoming INVITE and REFER
messages can be matched against a list of "allowed" domains, each of
which can direct the call to a specific context if desired. By default, all
UCM6510 IP PBX User Manual Page 262 of 317