Console port connection

Role of routers in a WAN

Console port connections
This page will provide more information about the console port.
The console port is a management port that is used to provide out-of-band access to a router. It is used to set up the initial configuration of a router and to monitor it. The console port is also used for disaster recovery procedures.
A rollover cable and an RJ-45 to DB-9 adapter are used to connect a PC to the console port.
Cisco supplies the necessary adapter to connect to the console port.
The PC or terminal must support VT100 terminal emulation. Terminal emulation software such as HyperTerminal is usually used.
The following are steps to connect a PC to a router:

Configure terminal emulation software on the PC for the following:

The appropriate COM port

9600 baud

8 data bits

No parity

1 stop bit

No flow control


Connect the RJ-45 connector of the rollover cable to the router console port.

Connect the other end of the rollover cable to the RJ-45 to DB-9 adapter.

Attach the female DB-9 adapter to a PC.