PLANET IPX-2000 - Manual (Page 37)

PLANET IPX-2000 user’s manual
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Port selection Order to hunt for an available port in the
group. Besides Ascending and Descending
options, one could check Rotating to force
ports being selected by turns to even cost.
Outbound routegroup
17
Select a routegroup to associate routes with
this trunk. Outbound calls match included
route patterns could employ this trunk to
access PSTN.
F
There may not be appropriate routegroup
to select initially. One can come back later to
revise it once the expected routegroup is
added.
DID of extension When enabled DID, choose an extension to be
an unconditional destination for incoming
calls to this trunk. The PSTN numbers of the
included ports are therefore regarded as the
direct line numbers of the extension.
Language Preferred language for system instructions
heard from the trunk.
Usergroup
18
of privilege When disabled DID, select a usergroup whose
reachability to other usergroups and trunks
will be used as the privilege of inbound calls
from this trunk.
F
There may not be appropriate usergroups
to select initially. One can come back later to
revise it once the expected usergroups are
added.
Input/Output gain Voice amplification or attenuation in dB scale
to adjust input/output volume of a PSTN line.
Minimum disconnection tone Minimum volume level of the disconnection
tone. If a PSTN trunk is found to have
disconnection problem and voice sounds low,
choose a lower dB.
Delay before/after answering Delay in seconds before and after answering a
call from PSTN trunk.
3.15 Trunk Terminal
A SIP trunk terminal refers to a SIP account for a remote SIP trunk to register with. It terminates
SIP registration and invitation from a remote IP PBX and relay calls to local clients, PSTN
trunks, or further SIP trunks. In a site-to-site SIP trunking application, a SIP trunk on one side
usually pairs with a trunk terminal on the other side to form a unidirectional call hand-off path.
To allow trunking in the other direction, the two sides swap roles and form another pair. Since a
trunk terminal is the account for a SIP trunk to authenticate with, exact the same identifier and
17 Please refer to 3.12 for details.
18 Please refer to 3.8 for details.