Outlines Virtual LAN operations in Layer 2 VPN environments, covering VLAN services, subinterface encapsulation, Ethernet Flow Points, configuration procedures, encapsulation types, and deployment guidelines for scalable and flexible networking.
VLANs in Layer 2 VPNs
Introduces VLAN services in Layer 2 VPNs, highlights the benefits of VLANs, explains attachment circuit types, describes Dot1Q Q-in-Q tunneling, and provides procedures for encapsulation, tag rewrite, and double-tagged 802.1ad options.
L2 VLAN subinterface encapsulation and rewrite
Details encapsulation and rewrite options for L2 VLAN subinterfaces, including configuring exact matching for single-tagged and legacy QinQ encapsulation, handling priority-tagged traffic, and reviewing supported encapsulation types.
VLAN subinterfaces
Explains VLAN subinterface fundamentals, outlines the use of VLAN lists and ranges, presents guidelines for high-density subinterface deployment, and demonstrates configuration procedures for VLAN subinterfaces.
Ethernet flow points
Describes Ethernet Flow Point features, including classification, processing, and benefits, identifies EFP frames, outlines feature application and encapsulation modifications, provides VLAN header rewrite and configuration procedures, and explains EFP visibility and data-forwarding behavior.