Cisco Systems A9014CFD manual 39-24

Chapter 39 Remote Loop-Free Alternate - Fast Reroute

How to Configure Remote Loop-Free Alternate - Fast Reroute

DETAILED STEPS

	Command	Purpose
Step 1	enable	Enables privileged EXEC mode.
		• Enter your password if prompted.
	Example:
	Router> enable
Step 2	configure terminal	Enters global configuration mode.
	Example:
	Router# configure terminal
Step 3	controller {t1 e1} slot/port	Selects a T1 or E1 controller and enters controller configuration
		mode.
	Example:
	Router(config)# controller e1 0/0
Step 4	clock source internal	Sets clocking for individual links.
	Example:
	Router(config-controller)# clock
	source internal
Step 5	cem-group group-numbertimeslots	Assigns channels on the T1 or E1 circuit to the circuit emulation
	timeslot-range	(CEM) channel and specific timeslots to the CEM channel.
	Example:	• group-number—Channel number to be used for this group of
		time slots.
	Router(config-controller)# cem-group 0	• timeslot—Specifies that a list of time slots is to be used as
	timeslots 1-31
		specified by the timeslot-rangeargument.
		• timeslot-range—List of the time slots to be included in the
		CEM channel. The list may include commas and hyphens with
		no spaces between the numbers.
Step 6	description descriptive-name	Specifies a descriptive name for the controller.
	Example:
	Router(config-controller)# description
	E1 CESoPSN example
Step 7	exit	Exits global configuration mode.
	Example:
	Router(config)# exit
Step 8	interface CEM slot/port	Defines a CEM channel.
	Example:
	Router(config)# interface CEM 0/0

	Cisco ASR 901 Series Aggregation Services Router Software Configuration Guide
39-24	OL-23826-09