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Chapter 18 Outbound Line Group
18.1.1 What You Can Do in this Chapter
Use the Outbound Line Group screen to configure settings for your outbound
lines including FXO, PRI, BRI, SIP, Trusted Peer trunks. See
258.
18.1.2 What You Need to Know
The following terms and concepts may help you as you read through the 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
Chapter 20 on page
the forwarding of incoming calls (See
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. PRI trunk also allows you to
connect to Channel Associated Signaling (CAS) also referred to as "Robbed Bit" or
"in-band" Signaling. The X2002 supports "E&M" (Ear and Mouth) Immediate Start
CAS signaling.
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.
254
305). You also have to configure an auto-attendant to handle
Chapter 19 on page
Section 18.2 on page
287).
X2002 User's Guide
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