Specifications

therefore regarded as the direct line of the extension.
) If you set a DID extension in trunk, then only that
extension can use this trunk to call out, and all other
user’s call in this trunk will connect to that extension.
) If selecting By Number, the "number" being
manipulated for extension DID is the called
(destination) number. As a result, one should confirm
what prefix, usually the area code, would be given by
the service provider side so that a correct stripping
could be configured accordingly.
DID Prefix A digit string to be prefixed to the incoming called number
after stripping.
DID Stripping A number of leading digits to be stripped from the original
called number. If prefix or stripping has been given but DID
of Extension is not By Number, the result of digit
manipulation is dialed in a DTMF string after the call has
been answered by the DID extension as an automatic 2
nd
dialing.
Language Preferred language for system instructions heard from the
trunk.
IVR List
16
Associate an IVR menu with incoming calls to this trunk.
This is mandatory unless the trunk is configured for DID.
Usergroup
17
of Privilege When disabled DID, clicks a usergroup in the list whose
reachability to other usergroups and trunks will use as the
privilege of inbound calls from this trunk.
) There may not be any appropriate usergroups to select
initially. One can come back later to revise it, once the
expected usergroups are added.
Caller ID Leaves it blank to have the default caller ID, or enters a
caller ID that is provided by your ISDN service provider.
16
Please refer to 5.9 for details.
17
Please refer to 4.2 for details.
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