Adtran TRC6420L2X 사용자 설명서
TRACER 6000 Series Integrated System Manual
Section 1 System Description
612806420L1-1E
Copyright © 2005 ADTRAN, Inc.
13
•
Point-to-point transmission, up to 30 miles
•
1U high unit for easy rack mounting
Available Interface Modules
•
Quad T1 Module (P/N 1280040L1)
•
Quad E1 Module with 120
Ω Interface (P/N 1280044L1)
•
Quad E1 Module with 75
Ω Interface (P/N 1280044L2)
•
Quad Ethernet Switch Module (P/N 1280050L1)
E1 Network Module with 120
Ω
Interface
•
Four E1 circuits provided through four RJ-45 connectors
•
Complies with CCITT G.703, G.704, and G.823 standards
•
E1 circuit alarm reporting capability
•
Testing support through local and remote line and link loopbacks
E1 Network Module with 75
Ω
Interface
•
Four E1 circuits provided through a single DB-25, 75
Ω connector
•
Complies with CCITT G.703, G.704, and G.823 standards (with the BNC breakout panel)
•
E1 circuit alarm reporting capability
•
Testing support through local and remote line and link loopbacks
•
75
Ω E1 breakout panel (P/N 1280060L1) provides BNC interfaces for E1 connections
T1 Network Module
•
Four T1 circuits provided through four RJ-45 connectors
•
Complies with ANSI T1.403 and AT&T 54016 and 62411
•
T1 circuit alarm reporting capability
•
Testing support through local and remote line and link loopbacks
Quad Ethernet Switch Module
•
Four 10/100BaseT/TX interfaces provided through four RJ-45 connectors
•
Auto MDI/MDIX crossover on all interfaces
•
Back-pressure flow control on all half-duplex interfaces
•
Pause-frame flow control on all full-duplex interfaces