Index[SYMBOL] [A] [B] [C] [D] [E] [F] [G] [H] [I] [L] [M] [N] [O] [P] [Q] [R] [S] [T] [U] [V] [W] [X] data MDTs data-link connection identifiers (DLCIs) data-path virtualization 2nd 802.1q trunking GRE IPsec L2TPv3 LSPs CE edge LSRs FIBs IOS configuration LDP LSRs MPLS packet forwarding summary DCSPs (differentiated services code points) default MDTs Dense mode (PIM-DM) device virtualization definition of network infrastructure requirements summary VLANs VRFs definition of displaying FIB LR multiple VRF on routers RIB sharing routes between VFI virtual firewall contexts VR VRF awareness DHCP services dedicated services per VPN shared services dialup networks, client-based authentication differentiated services code points (DSCPs) 2nd DiffServ (Differentiated Services) digital subscriber line (DSL), client-based authentication Distance Vector Multicast Routing Protocol (DVMRP) distribution layer, hierarchical WAN architecture distribution switches, hierarchical campus design DLCIs (data-link connection identifiers) DMVPN (dynamic multipoint VPN) RFC 2547 VPN over (WAN, VN extensions over) tunnel-based L3VPN architectures VRF interconnections (WAN, VN extensions over) WAN DNS (Domain Name System) 2nd dot1x client-based authentication dot1x guest vlan command dot1x guest-vlan command dot1x port-control command dotlq trunks, converting core links to DS-TE (DiffServe-aware) CT MPLS QoS 2nd DSCP (differentiated services code points) 2nd DSL (digital subscriber line), client-based authentication dual-circuit resiliency (WAN), scalable enterprise network design DVMRP (Distance Vector Multicast Routing Protocol) dynamic groups dynamic NAT, routed firewalls dynamic network memebership dynamic routing protocols, failure detection in GRE tunnel-based L3VPN architectures |