R4(config)#do show line
Tty Typ Tx/Rx A Modem Roty AccO AccI Uses Noise Overruns Int
* 0 CTY - - - - - 0 0 0/0 -
1 AUX 9600/9600 - - - - - 0 1 0/0 -
2 VTY - - - - - 0 0 0/0 -
3 VTY - - - - - 0 0 0/0 -
4 VTY - - - - - 0 0 0/0 -
5 VTY - - - - - 0 0 0/0 -
6 VTY - - - - - 0 0 0/0 -
R4(config)#line aux 0
R4(config-line)#transport input telnet
R4(config-line)#int lo0
R4(config-if)#ip add 1.1.4.4 255.255.255.0
R4#1.1.4.4 2001