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Setp 3: Choose Trunk
In the Choose Trunk page, click SIP TRUNK, ANALOG PSTN TRUNK or ISDN PSTN TRUNK to see
one of the following pages to add various types of trunks.
Setp 4: Add Trunk
3.2.4.1 Add SIP Trunks
1.
Enter settings shown in Table 3-8.
2.
Click ADD to see the newly added SIP trunk in the table in the webpage.
For deleting a SIP trunk, select a trunk identifier and click DEL.
Click Next to assign trunks to usergroups.
Table 3-8 Add SIP Trunk Settings
Field
Trunk Identifier
Description
Auth. Name
Auth. Password
Dynamic Peer
SIP Proxy IP
SIP Proxy Port
Registration Required
Description
A unique number consisting of digits only. Usually give the
phone number issued by the ITSP for consistency.
Arbitrary description information.
Specify the name for authentication if different to the Trunk
Identifier.
Give the password used for authentication on the remote
SIP proxy or registrar. Usually this is given by the ITSP.
Select if the trunk is a passive trunk which means the
registration will be from a dynamic remote peer. Typical
application is to accept registration from an IP PBX at a
remote site with dynamic IP address. Once the remote IP
PBX registers, calls from local to remote can be made
reversely over the trunk.
Specify IP address (or fully qualified domain name) and UDP
port of the remote SIP proxy, which usually refer to the SIP
server on the ITSP side.
Select if registration to a registrar is required to activate the
trunk. This is true for a remote IP PBX or an ITSP account,
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