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184
SIP advanced configuration
Variable
Allow Dynamic Subscriber
Addition
Remove Dynamic Subscriber
On De-registration
SIP proxy server configuration parameters
The SIP proxy server acts both as a client and a server. It accepts requests from other clients, either
responding to them or passing them on to other servers.
The following section describes the parameters for the configuration of the SIP proxy server
located at
Configuration
Variable definitions
The following table describes the variables and values for configuring SIP proxy server.
Variable
Forking Policy
Time Out For DNS
NN47928-500
NN47928-500
Value
Select the Dynamic Subscriber Addition status. Select one of the
following:
•
Enable – Registration database and the Subscriber database are
updated automatically with the subscriber information when a register
comes from a SIP endpoint.
•
Select Disable – When a subscriber makes a call, the subscriber
information has to be added to the subscriber database. When a
register comes from a SIP endpoint, the Registration database
updates automatically if subscriber information is present in the
Subscriber database.
The default value is Enable.
Select the Dynamic subscriber De-Registration status. Select one of the
following:
•
Enable – When the SIP call is complete, the subscriber is
automatically removed from both the Registration and Subscriber
database.
•
Disable – When the SIP call is complete, the subscriber information
must be explicitly deleted from the database.
The default value is Disable.
,
SIP, SIP Protocol, Proxy tab
Value
Select the forking policy. The SIP server uses the Forking Policy to decide
how to forward the SIP INVITE request. Select one of the following
options:
•
first-only – The SIP server forwards the INVITE request only to the first
contact.
•
sequential - The SIP server forwards the request to the first contact. If
it times out, the server forwards the request to the subsequent contact.
This proceeds in a sequential manner.
•
parallel - The INVITE request is sent to all the registered contacts of
the SIP caller.
The default value is sequential.
Specifies the time out value for the Domain Name System (DNS) after
which DNS lookup attempts by the proxy time out.
The value ranges from 1to 4294967295.
The default value is 20000 ms.
.
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