Cisco MGX-FRSM-2T3E3 Manual de usuario descargar pdf (Pagina 16)

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Cisco MGX 8800/8900 Series Hardware Installation Guide

Releases 2 - 5.2, Part Number OL-4545-01, Rev. H0, May 2006

Appendix

Trunk Cabling

This section provides information about T3 and E3 trunk cabling.

T3 Trunk Cabling

A trunk cable connects each T3 port on the SMB-8T3 back card to a T3 port on the colocated MGX 8220

node. See Table B-16 for information about the T3 trunk cable wiring and connector.

See Table B-17 for details on SMB pin functions.

E3 Trunk Cabling

A trunk cable connects each E3 port on the SMB-8E3 back card to an E3 port on the colocated MGX

8220 node. See Table B-18 for information about the E3 trunk cable wiring and connector.

AXSM LC SMF

AXSM MTRJ MMF

AXSM SC MMF CAB-MMF-Y-SC

Table B-15 Y-Cable Product Numbers for MGX 8950 Cards (continued)

MGX 8950 Card

Connector

Hardware

Type/Standard

Interface Y Cable Product Number

Table B-16 T3 Trunk Cable and Connector Information

Cable Parameter Description

Type 75-ohm coaxial cable (RG-59 B/U for short runs; AT&T 734A for longer

runs). Two per T3 line (transmit and receive).

Maximum length 450 feet between the Cisco MGX 8850 or MGX 8950 switch and the DSX-3.

450 feet between the Cisco MGX 8830 switch and the other equipment.

Connector Terminated in male SMB. Rx is received from trunk; Tx is transmitted to

trunk.

Table B-17 T3 Connector Pin Functions

Connector Description

Rx SMB Receive T3 from trunk

Tx SMB Transmit T3 to trunk

1 2 ... 11 12 13 14 15 16 17 18 19 20 21 ... 37 38

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Cisco MGX-FRSM-2T3E3 Manual de usuario Pagina 16