Avaya Communication Manager Administrator's Manual page 350

Managing Trunks
Tips for Working with Trunk Groups
Keeping records
In addition to recording vendor-specific information such as ID numbers, you should record the
following information about every trunk group you have.
The questions you need to answer
What type of trunk group is it?
Which phone numbers are associated with
each trunk group?
Is the service from your network service
provider sending digits on incoming
calls?
Helpful tips for setting common fields
The procedures in this section cover the specific fields you must administer when you create each type of
trunk group. Here are some tips for working with common fields that are available for most trunk groups.
•
Dial Access
trunk group by dialing its trunk access code.
!
SECURITY ALERT:
Calls dialed with a trunk access code over Wide Area Telecommunications Service
(WATS) trunks are not validated against the ARS Digit Analysis Table, so users can dial
anything they wish. For security, you may want to leave the field set to n unless you need
dial access to test the trunk group.
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The kind of information you need to get
You need to know what kind of trunks these are
(central office (CO), foreign exchange (FX), etc.) and
whether they use any special services (such as T1
digital service). You also need to know what kind of
signaling the group uses. For example, you might
have a CO trunk group with ground-start signaling
running on a robbed-bit T1 service.
For incoming or two-way trunk groups:
For outgoing trunk groups:
Direct Inward Dial and Direct Inward/Outward Dial
trunks send digits to Avaya Communication
Manager. Tie trunks may send digits, depending on
how they're administered. You need to know:
— Typing y in this field allows users to route calls through an outgoing or two-way
Administrator's Guide for Avaya Communication Manager
•
What number or numbers do outside callers
use to call into your server over this group?
•
What's the destination extension to which this
trunk group delivers calls? Does it terminate
at an attendant or a voice-mail system?
•
What extensions can call out over this trunk
group?
•
How many digits is your service provider
sending?
•
Are you inserting any digits? What are they?
•
Are you absorbing any digits? How many?
•
What range of numbers has your service
provider assigned you?
November 2003