Command or Action Purpose
Step 3
interface type number
Example:
Router(config)# interface POS 0/2
Specifies the interface to configure and enters interface
configuration mode.
Step 4
ip address prefix mask
Example:
Router(config-if)# ip address 10.50.72.4 255.0.0.0
Assigns an IP address to the interface.
Step 5
ip router isis
Example:
Router(config-if)# ip router isis
Enables IS-IS for IP on the interface.
Step 6
exit
Example:
Router(config-if)# exit
Exits interface configuration mode.
Step 7
mpls ip
Example:
Router(config)# mpls ip
Globally enables hop-by-hop forwarding.
Step 8
mpls label protocol ldp
Example:
Router(config)# mpls label protocol ldp
Specifies LDP as the default label distribution protocol.
Step 9
router isis
Example:
Router(config)# router isis
Enables an IS-IS process on the router and enters router
configuration mode.
MPLS LDP Autoconfiguration
How to Configure MPLS LDP Autoconfiguration
MPLS LDP Configuration Guide, Cisco IOS Release 12.4
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