Chapter 18 Outbound Line Group
18.1.1 What You Can Do in the Outbound Line Group Screen
Use the Outbound Line Group screen to configure settings for your outbound lines including
FXO, PRI, BRI, SIP, Trusted Peer trunks
18.1.2 What You Need to Know About Outbound Line Groups
The following terms and concepts may help as you read through this chapter.
Outbound Trunk
The outbound lines define a connection between the X2002 and the PSTN, ISDN, ITSP or
your trusted peer (another X2002). To make calls from extensions on your network you still
have to define LCRs, which are outbound dialing rules (See
also have to configure an auto-attendant to handle the forwarding of incoming calls (See
Chapter 19 on page
FXO Trunk
FXO trunks allow you to connect to the PSTN (through your traditional analog telephone
service provider) or a traditional analog PBX in your organization.
PRI Trunk
PRI trunk allows you to connect to the ISDN (through your ISDN telephone service provider)
or an ISDN PBX in your organization.
BRI Trunk
BRI trunks allow you to connect to the ISDN or an ISDN PBX in your organization.
SIP Trunk
SIP trunks allow you to connect to a VoIP service provider.
Trusted Peer Trunk
Trusted peers refer to connections to another SIP server (for example another X2002) that has
configured your X2002 as a trusted peer. Your organization may want to use trusted peer
connections between remote branch offices.
Using Multiple ISDN Numbers
You may have multiple ISDN numbers from your ISDN service provider. You can map these
numbers to the AA (Auto Attendant) and directly to extension numbers.
Use AA if you do not have multiple ISDN numbers.
210
(Section 18.2 on page
233).
213).
Chapter 20 on page
247). You
X2002 User's Guide