Instruction manual

Local exchange trunks
Issue 4 May 2003 137555-233-767
Local exchange trunks
Local exchange trunks connect Communication Manager to a central office. The
following local exchange trunks are some of the types available.
800-service trunks
800-service trunks let your business pay the charges for inbound long-distance
calls so that callers can reach you toll-free.
Central Office (CO) trunks
See ‘‘Central Office (CO)’’ on page 128.
Digital Service 1 (DS1) trunks
See ‘‘DS1 trunk service’’ on page 136.
Direct Inward Dialing (DID) trunks
See ‘‘Direct Inward Dialing (DID)’’ on page 129.
Direct Inward/Outward Dialing (DIOD) trunks
See ‘‘Direct Inward/Outward Dialing (DIOD)’’ on page 129.
Foreign Exchange (FX) trunks
See ‘‘Foreign Exchange (FX)’’ on page 130.
Wide Area Telecommunications Service (WATS)
See ‘‘Wide Area Telecommunications Service (WATS)’’ on page 135.
Intelligent networking
Avaya VoIP Monitoring Manager
(VMON)
See ‘‘Avaya VoIP Monitoring Manager (VMON)’’ on page 199.