ERS with 11 VLAN Translation, A-14, Up-E, N-Pe

Appendix A Sample Configlets

ERS with 1:1 VLAN Translation

Configuration

Configlets

•Service: L2VPN/Metro Ethernet

•Feature: ERS with 1:1 VLAN translation

•Device configuration:

–The N-PE is a CISCO7600 with IOS 12.2(18)SXF, Sup720-3BXL

–The U-PE is a CISCO3750ME with IOS 12.2(25)EY1. VLAN translation on the NNI port (uplink).

–L2VPN point-to-point.

–C3750ME (FA1/0/8 – GI1/1/1) <–> C7600 (FA8/34)

UP-E	N-PE

!	vlan 778
vlan 123	exit
exit	!
!	interface FastEthernet8/34
interface FastEthernet1/0/8	switchport
no cdp enable	switchport trunk encapsulation dot1q
no keepalive	switchport mode trunk
no ip address	switchport trunk allowed vlan 1,778
switchport trunk allowed vlan 123	!
switchport nonegotiate	interface Vlan778
switchport port-security maximum 34	no ip address
switchport port-security aging time 23	description L2VPN ERS 1 to 1 vlan
switchport port-security violation protect	translation
switchport port-security	xconnect 99.99.8.99 89032 encapsulation
spanning-tree bpdufilter enable	mpls
mac access-group ISC-FastEthernet1/0/8 in	no shutdown
!
interface GigabitEthernet1/1/1
no ip address
switchport mode trunk
switchport trunk allowed vlan 1,123
switchport vlan mapping 123 778

Comments	•	VLAN translation is only for L2VPN (point-to-point) ERS.
	• In this case, the 1:1 VLAN translation occurs on the U-PE, a 3750. It is provisioned on the NNI
		(uplink) port.
	•	The customer VLAN 123 is translated to the provider VLAN 778.

	Cisco IP Solution Center Metro Ethernet and L2VPN User Guide, 4.2
A-14	OL-10729-01

Cisco Systems OL-10729-01 ERS with 11 VLAN Translation, A-14, Configuration Configlets, Up-E