# Configuration Example

The following example illustrates how to configure the layers on a channelized T3 interface:

host1(config)#controller t3 0/1 host1(config-controll)#no shutdown host1(config-controll)#framing c-bit host1(config-controll)#clock source internal module host1(config-controll)#cablelength 220 host1(config-controll)#t1 2 framing esf lihost1(config-controll)#t1 2 clock source internal host1(config-controll)#t1 2 loopback local host1(config-controll)#t1 2/1 timeslots 1,3-8,10 host1(config-controll)#exit host1(config)#interface serial 0/1:2/1 host1(config-if)#invert data host1(config-controll)#exit