Cisco 1751, Hardware Installation Manual, Page: 61 / 98

B-3
Cisco 1751 Router Hardware Installation Guide
78-11258-04
Appendix B Cabling Specifications
Console Cable and Adapters
Console Cable and Adapters
A console cable kit is provided with your router. Use this kit when connecting
your router to a PC or terminal.
The console cable kit contains:
•
RJ-45-to-RJ-45 console cable (light blue)
•
DB-9-to-RJ-45 console adapter
Table B-3 describes the wiring for the console port, the console cable, and the
included adapters. This table also includes pinouts for a DB-9-to-RJ-45 console
adapter.
Maximum hop
count
1
4
•
With Class I
repeaters: none
• With Class II
repeaters: 1
Maximum number
of nodes per
segment 1024 1024
Cable type
required UTP
Category 3, 4,
or 5 UTP Category 5 or STP
1. Hop count = Routing metric used to measure the distance between a source
and a destination.
Table B-2 Ethernet Cabling Guidelines (continued)
Specification 10BaseT 100BaseTX
Table B-3 Console Cable and Adapter Pinouts
Console
(DTE) Console
Port Console
Cable
Adapter Adapter
Terminal
(DTE)
Signal RJ-45 Pin RJ-45 Pin DB-9 Pin DB-25 Pin Signal
RTS 1 8 8 5 CTS
DTR 2 7 6 6 DSR