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Cisco MDS 9148S Multilayer Switch Hardware Installation Guide
OL-20185-01
Chapter 1 Cable and Port Specifications
MGMT 10/100 Ethernet Port
MGMT 10/100 Ethernet Port
Use a modular, RJ-45, straight-through UTP cable to connect the 10/100 management Ethernet port to
external hubs and switches. To connect to a router, use a crossover cable. (See
.)
Figure 1-1
RJ-45 Interface Cable Connector
lists the connector pinouts and signal names for a 10/100BASE-T management port (MDI)
cable.
shows a schematic of the 10/100BASE-T cable.
Figure 1-2
Twisted-Pair 10/100BASE-T Cable Schematic
1
Pin 1
2
Pin 8
94971
1
2
RJ-45 (both ends)
Table 1-4
10/100BASE-T Management Port Cable Pinout
Pin
Signal
1
TD+
2
TD-
3
RD+
6
RD–
4
Not used
5
Not used
7
Not used
8
Not used
1 RD+
2 RD-
3 TD+
6 TD-
1 RD+
Switch
Switch
2 RD-
3 TD+
6 TD-
4 NC
5 NC
7 NC
8 NC
4 NC
5 NC
7 NC
8 NC
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