Nortel Networks NN43001-563 User Manual

Page 444

444

Appendix B Cable description and NT8D81BA cable replacement

I/O Panel: P1

Signal Name

P2, P3,P4

Color

P1-43

RXDB-

P5-6

WHT/GRN

P1-44

TXDB-

P5-2

WHT/ORG

P1-23

RX+

P3-3

GRN/WHT

P1-24

TX+

P3-1

ORG/WHT

P1-48

RX-

P3-6

WHT/GRN

P1-49

TX-

P3-2

WHT/ORG

P1-10

SDAI

P4-2

BLACK

P1-13

SDBI

P4-10

RED

P1-11

STAI

P4-9

BLACK

P1-14

STBI

P4-11

WHITE

P1-35

RDAI

P4-4

BLACK

P1-38

RDBI

P4-12

GREEN

P1-36

RTAI

P4-5

BLACK

P1-39

RTBI

P4-13

BLUE

P1-12

CTS

P4-8

BLACK

P1-37

TRI

P4-15

YELLOW

P1-15

GRND

P4-1

BLACK

P1-25

SHLD GRND

BARE

P1-50

SHLD GRND

BARE

Prevent ground loops on connection to external customer LAN
equipment

The shielded RJ-45 coupler is the connection point for the customer’s
shielded CAT5 Ethernet cable to the hub, switch, or router supporting the
TLAN subnet and ELAN subnet. Use shielded CAT5 RJ-45 cable to connect
to the customer’s TLAN/ELAN subnet equipment.

Follow the steps in

Procedure 73 "Preventing ground loops on connection

to external LAN equipment" (page 445)

to prevent ground loops when

connecting to the customer’s ELAN/TLAN subnet equipment.

Nortel Communication Server 1000

IP Trunk Fundamentals

NN43001-563

01.01

Standard

Release 5.0

30 May 2007