Identifying A Roll-Over Cable; Console Port Signals And Pinouts - Cisco 2500 Series Installation And Configuration Manual

Cabling
information.)
RJ-45-to-DB-9 female DTE adapter (labeled "TERMINAL").
RJ-45-to-DB-25 female DTE adapter (labeled "TERMINAL").
RJ-45-to-DB-25 male DCE adapter (labeled "MODEM").
For console connections, proceed to the section
appendix; for modem connections, proceed to the section
this appendix.

Identifying a Roll-Over Cable

You can identify a roll-over cable by comparing the two modular ends of the cable. Holding the cables
side-by-side, with the tab at the back, the wire connected to the pin on the outside of the left plug should
be the same color as the wire connected to the pin on the outside of the right plug. (See
your cable came from Cisco Systems, pin 1 will be white on one connector, and pin 8 will be white on
the other (a roll-over cable reverses pins 1 and 8, 2 and 7, 3 and 6, and 4 and 5).
Figure C-1: Identifying a Roll-Over Cable

Console Port Signals and Pinouts

Use the thin, flat, RJ-45-to-RJ-45 roll-over cable and RJ-45-to-DB-9 female DTE adapter (labeled
"TERMINAL") to connect the console port to a PC running terminal emulation software.
shows how to connect the console port to a PC.
console port, the RJ-45-to-RJ-45 roll-over cable, and the RJ-45-to-DB-9 female DTE adapter (labeled
"TERMINAL").
Figure C-2: Connecting the Console Port to a PC
http://www.cisco.com/univercd/cc/td/doc/product/access/acs_fix/cis2500/2520/2520_23/c2520cab.htm (2 of 17) [10/27/2000 3:08:09 PM]
"Console Port Signals and
"Auxiliary Port Signals and
Table C-1 lists the pinouts for the asynchronous serial
Pinouts" later in this
Pinouts" later in
Figure C-1.) If
Figure C-2