AT&T 555-600-736 manual Trunk analog voice

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MODULE

LINE/TRUNK

STATION TYPE

SPECIFICATIONS

 

 

 

TYPE

 

 

 

 

 

 

 

 

 

 

 

 

408*

L00p-start

Analog multiline

Capacity: 4 lines/trunks, 8 stations.

 

 

 

 

telephone; Call

IPFT telephone

 

 

 

 

Management System;

Station signaling: analog multiline

 

 

 

 

PFT telephone

telephone (40 kbps)

 

 

 

 

 

Line/trunk signaling: Loop-start line/

 

 

 

 

 

trunk: analog voice

 

 

 

 

 

Loop range: 1000 ft.. in-building and

 

 

 

 

 

in-range out-of-building (with analog IROB

 

 

 

 

 

protectors) servicc only

 

 

 

 

 

 

 

 

 

408 GS/LS

Loop-start or

Analog multiline telephone;

Capacity: 4 lines/trunks, 8 stations.

 

 

 

ground-start

Call Managemcnt System:

1 PFT telephone

 

 

 

 

PFT telephone

Station signaling: analog multilinc

 

 

 

 

 

telephone (40 kbps)

 

 

 

 

 

Line/trunk signaling: Loop-start line/

 

 

 

 

 

trunk (optional per port): voice

 

 

 

 

 

Loop range: 1000 ft. in-building and

 

 

 

 

 

in-range out-of-building (with analog IROB

 

 

 

 

 

protectors) service only

 

 

 

 

 

 

 

 

 

800*

Loop-start

PFT telephone

Capacity: 8 lines/trunks, 2 PFT

 

 

 

 

 

telephones

 

 

 

 

 

Signaling:R loop-start

 

 

 

 

 

 

 

 

 

800 DID

Direct Inward

n/a

Capacity: 8 trunks. 2 TTRs

 

 

 

Dialing

 

Transmission: incoming calls only;

 

 

 

 

 

2-way (l-pair) fixed impedance to DID

 

 

 

 

 

trunks; no outgoing calls

 

 

 

 

 

Signaling loop-reverse battery;

 

 

 

 

 

wink-start or immediate start; accepts

 

 

 

 

 

touch-tone dialing

 

 

 

 

 

 

 

 

 

800 GS/LS

Loop-start or

PFT telephone; button

Capacity: 8 lines/trunks. 2 PFT

 

 

 

ground-start

needed for Ground-start PFR

telephones

 

 

 

 

. .

Signaling Loop-start or ground-start

 

 

 

 

 

 

 

 

*Note: Although these MERLIN II module are supported in the MERLIN LEGEND Communications System. the 400 GS/LS. 408 GS/LS. and the 800 GS/LS are the recommended modules for use in the LEGEND system.

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Contents AT&T Merlin Legend Communications System Application Notes Page Merlin Legend Trunking Concepts Application Note Index TIP and Ring Explained Introduction to Trunking ConceptsLines and Trunks LOOP-START Trunks Operations Problem of Glare LOOP-START Trunks POTENTIAL-PROBLEMSAutomated Attendant Ghost Calls and Loop-Start Facilities Unavoidable Loop-Start Facility Applications LOOP-START Trunks When to USE LOOP-START TrunksProper Loop-Start Facility Applications Cost GROUND-START Trunks Operations GROUND-START Trunks When to USE GROUND-START Trunks GROUND-START Trunks Potential ProblemsDirect Inward Dialing did Trunks Operational Characteristics Types of Loop Reverse-Battery Signaling Did Trunk Signaling CharacteristicsAdministration Considerations in Using did Trunks Simple Tie Trunk Operation When to USE did TrunksTIE Trunks Tandem Tie Trunk Operation Transferring Calls Signaling and ImplementationTIE Lines P E Transmit C E I V E ON-HOOK OFF-HOOK OFF Premises Stations Page Overview and Operations DS1 ServicePotential Problems/Limitations DESIGN, Signaling & ImplementationDo GBS Customers Need T-1? Data Communications EquipmentChannel Service Unit CSU Multiplexer MUX Isdn DS1 Facility ServicesSDN SID/ANI Operation Overview Maintenance and TroubleshootingSpecial HOTEL/MOTEL Trunks Hardware Module LINE/TRUNK Station Type Specifications TTR Trunk analog voice Reusable Modules from Merlin II R3 Considerations AdministrationReferences