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Cisco 10000 Series Router Software Configuration Guide
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Chapter 20      Configuring L2 Virtual Private Networks
Feature History for L2VPN
  • Any Transport over MPLS—Tunnel Selection, page 20-47
Feature History for L2VPN
Supported L2VPN Transport Types
In Cisco IOS Release 12.2(28)SB, the Cisco 10000 series router supports the following AToM transport 
types:
  • ATM AAL5 SDU support over MPLS
  • Ethernet over MPLS 
  –
VLAN mode
  –
Port mode
  • Frame Relay over MPLS
  –
DLCI-to-DLCI connections
  –
Port-to-port connections
  • HDLC over MPLS
  • PPP over MPLS 
Note Functionally, both HDLC over MPLS and Frame Relay port-to-port connections are the same.
Cisco IOS Release Description Required PRE
12.2(28)SB This feature was introduced on the Cisco 10000 series 
router.
PRE2
12.2(31)SB2 Support was added for the PRE3. PRE3
12.2(31)SB2 Ethernet to VLAN over AToM (Bridged) functionality was 
added.
PRE2/PRE3
12.2(33)SB The following L2VPN features were added on the 
Cisco
 10000 series router:
  • IEEE 802.1Q Tunneling (QinQ) for AToM
  • NSF/SSO - Any Transport over MPLS (AToM)
  • Any Transport over MPLS (AToM): Remote Ethernet 
Port Shutdown
  • Any Transport over MPLS: Tunnel Selection
  • L2VPN Local Switching - HDLC/PPP
  • Ethernet/VLAN to ATM AAL5 Interworking
  • Ethernet VLAN to Frame Relay Interworking
PRE2/PRE3/PRE
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