3Com E3 manual Network Interface Card Cabling, Console

NETWORK INTERFACE CARD

3 CABLING

This chapter provides information about the physical interfaces of the Dual E3 Asynchronous Transfer Mode (ATM) Network Interface Card (NIC), instructions for accessing the corresponding Network Application Card (NAC) through the command line interface (CLI), and options for cabling the E3 port.

Physical Interfaces The Dual E3 ATM NIC has the following physical interfaces:

HiPer

ATMNIC

E3

CONSOLE

LINE A

TX

RX

LINE B

TX

RX

10/100Base-T ETHERNET

1

2

3

4

5

6

Callout Interface Description

1Console:

RJ-45 RS-232-C port configured as DTE.

■Connect to this port to access the HiPer ARC NAC’s CLI. This port is configured for 8 data bits, 1 stop bit, no parity. This port’s baud rate is selectable via DIP switch settings on the HiPer ARC NAC.

2Span A TX:

BNC E3 transmit port for Span A.

3Span A RX:

BNC E3 receive port for Span A.

4Span B TX:

BNC E3 transmit port for Span B.

5Span B RX:

BNC E3 receive port for Span B.

610/100 Mbps Ethernet: RJ-45 Ethernet port.

■This port auto-senses Ethernet 10Base-T or 100Base-TX networks.