Ethernet Management Port; Cables And Adapters; Rollover Cable - Cisco 4948 - Catalyst Switch Installation Manual

Ethernet Management Port

The two-color LINK LED associated with the console port provides visual status for the port:
•
•
•
Ethernet Management Port
The Ethernet management port supports10/100/1000BASE-T Ethernet. It can autonegotiate to operate
at any line speed (10, 100, 1000 Mbps); full and half duplex modes for 10 and 100 Mbps line speed, and
only full duplex at 1000 Mbps. The Ethernet management port has an RJ-45 connector with an associated
Link Status LED.
Table B-15
Pin
1
2
3
4
5
6
7
8
The two-color LINK LED associated with the Ethernet management port provides visual status for the
port:
•
•
•

Cables and Adapters

One cable adapter plug is supplied in the accessory kit for both switches.
A console cable is not provided in the accessory kit. It can be ordered as an option.
Note

Rollover Cable

You can use an optional RJ-45 rollover cable and the supplied RJ-45/DSUB F/F adapter to connect the
chassis console port to a computer running terminal emulation software.
the console port, the RJ-45 rollover cable, and the RJ-45/DSUB F/F adapter.
Catalyst 4948E an Catalyst 4948E-F Switch Installation Guide
B-12
Green—Link is established
Amber—Administrative disabled
Off—No link is detected
Table B-15 lists the 10/100BASE-T port pinouts.
10/100/1000BASE-T Ethernet Management Port Pinout
Signal Direction
RXDP input
RXDN input
TXDP output
unused —
unused —
TXDN output
unused —
unused —
Green—Link is established.
Amber—Administrative disabled.
Off—No link is detected.
Appendix B Transceiver, Chassis Connectors, and Cable and Adapter Specifications
Description
receive data
receive data
transmit data
—
—
transmit data
—
—
Table C-2 lists the pinouts for
OL-21561-02