Index[A] [B] [C] [D] [E] [F] [G] [H] [I] [L] [M] [N] [O] [P] [Q] [R] [S] [T] [U] [V] [W] [Z] value-added services, Layer 3 VPNs VCCV (Virtual Circuit Connection Verification) VHG (virtual home gateway) video, MPLS Layer 3 videoconferencing, value-added services virtual access interface, dial access Virtual Circuit Connection Verification (VCCV) virtual home gateway (VHG) virtual leased line, MPLS QoS virtual private LAN service [See VPLS (virtual private LAN service).] virtual private networks [See VPNs (virtual private networks).] virtual routing, IPv6 VPNs voice, MPLS Layer 3 VPLS (virtual private LAN service) [See also EMS (Ethernet Multipoint Service).] forwarding at remote node Layer 2 VPNs VPN bridges, customer case study account team success factors company background conclusions divestiture issues VPN Routing and Forwarding (VRF) VPN-IP PIM, MVPNs deployment VPNs (virtual private networks) dynamic encryption IPv6 IPv4 Layer 3 VPNs packet path route tagging virtual routing Layer 2 2nd AToM benefits inter-AS interworking like-to-like transport NGN basics provisioning reasons for building scalability services supported IETF standards taxonomy technologies VPLS Layer 3 corporate extranets corporate intranets heterogeneous networks IETF drafts Internet access MVPNs applications IETF drafts security considerations VRF (VPN Routing and Forwarding ) |