Riverstone Networks RS 8000/8600 Switch Router Getting Started Guide 2-21
Introduction
Hardware Overview
10/100Base-TX 16-Port Line Card
The 10/100Base-TX 16-port line card contains 16 independent Ethernet ports. Each port senses whether it is connected
to a 10-Mbps segment or a 100-Mbps segment and automatically configures itself as a 10Base-T or 100Base-TX port.
Figure 2-11
shows the front panel of the 10/100Base-TX line card.
Figure 2-11 Front panel of 10/100Base-TX line card
The following table lists the media specifications for the 10/100Base-TX line card.
The following table lists the pin assignments for the RJ-45 connector on the 10/100Base-TX and for the RJ-45
connector on the network side of the segment cable.
Table 2-13 Connector specifications for 10/100Base-TX line card
Port type
Specification
10Base-T
•
802.3 standard
•
RJ-45 connector wired as Media Data Interface Crossed
(MDIX); see
Table 2-14
for pin assignments
•
EIA Category 3, 4, or 5 unshielded twisted pair cabling
•
Maximum 100 meters (328 feet) segment length
100Base-TX
•
802.3u standard
•
RJ-45 connector wired as Media Data Interface Crossed
(MDIX); see
Table 2-14
for pin assignments
•
EIA Category 5 unshielded twisted pair cabling
•
Maximum 100 meters (328 feet) segment length
Table 2-14 Pin assignments for 10/100Base-TX line card
Line Card RJ-45 Connector
Pin Number
RJ-45 Connector at Other End
of Segment
RXD (receive data)
1
TXD (transmit data)
RXD (receive data)
2
TXD (transmit data)
Hot
Swap
Online
Offline
10/100BASE-TX
G8M-HTXB2-16
16
14
12
10
8
6
4
2
15
13
11
9
7
5
3
1
Содержание RS 8000
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