Dinstar DAG2000-32 - IP Trunk

DAG2000 Series FXS Voice Gateway User Manual
38
Dinstar Technologies Co., Ltd.
the port group with a meaningful name
Primary/Secondary Display Name
Port group display, which will be used in SIP message,
example:
INVITE sip:bob@biloxi.com SIP/2.0
Via:
SIP/2.0/UDPpc33.atlanta.com;branch=z9hG4bK776asdhds
Max-Forwards: 70
To: Bob <sip:bob@biloxi.com>
From: Alice <sip:alice@atlanta.com>;tag=1928301774
Here Bob and Alice is the display
Primary/Secondary SIP User ID
User account information, provided by VoIP service
provider (ITSP). Usually in the form of digit similar to
phone number or actually a phone number.
Primary/Secondary Authenticate ID
SIP service subscriber’s Authenticate ID used for
authentication. Can be identical to or different from SIP
User ID.
Primary/Secondary Authenticate Password
Password of SIP user ID
Port Select
 It specifies the policy for selecting port in a port group
 Ascending: the system always selects a port from the
minimum number. The preferential selection of the port
can be realized through this mode
 Cyclic ascending: when system selects ports’ Priority, it
always begin from the number next to the number
selected last time, if the maximum priority number is
selected last time, then the next number is the minimum
priority number, and move in cycles like this
 Descending: when system selects ports’ priority, it
always begin to select from the maximum priority
number
 Cyclic descending: when system selects ports’ Priority, it
always begin from the number before to the number
selected last time, if the minimum priority number is
selected last time, then the next number is the maximum
priority number, and move in cycles like this
 Group ring: all ports ringing at the same time
Port
Add some ports to the same group
4.9.2 IP Trunk
A peer-to-peer VoIP call occurs when two VoIP phones communicate directly over IP without IP
PBXs between them. A peer-to-peer call can be initiated directly by dialing destination phone