Cisco Cisco Email Security Appliance C190 Guide De Montage

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Cisco 170 Series Hardware Installation Guide
OL-28365-01
A P P E N D I X
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Identifying Cable Pinouts
This appendix describes pinout information for the 10/100/1000BaseT ports and the RJ-45 to DB-9 ports, 
and the RJ-45 cables for the console port.
This chapter includes the following sections:
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10/100/1000BaseT Connectors
The Cisco 170 series appliance supports 10/100/1000BaseT ports. You must use at least a Category 5 
cable for 100/1000baseT operations, but a Category 3 cable can be used for 10BaseT operations.
The 10/100/1000BaseT ports use standard RJ-45 connectors and support MDI and MDI-X connectors. 
Ethernet ports normally use MDI connectors, and Ethernet ports on a hub normally use an MDI-X connector.
Use an Ethernet straight-through cable to connect an MDI to an MDI-X port. Use a cross-over cable to 
connect an MDI to an MDI port, or an MDI-X to an MDI-X port. 
 shows the 10BaseT, 100BaseTX, and 1000BASE-T connector (RJ-45).
Figure A-1
10/100/1000 Port Pinouts
 
60915
2 3
1
4 5 6 7 8
Pin
Label
1
2
3
4
5
6
7
8
TP0+
TP0-
TP1+
TP2+
TP2-
TP1-
TP3+
TP3-