The 7210 SAS-R6 and 7210 SAS-R12 provide the following types of subscriber services, which are described in more detail in the referenced chapters:
Virtual Leased Line (VLL) Ethernet pipe (Epipe) services - a Layer 2 point-to-point VLL service for Ethernet frames. See Ethernet pipe (Epipe) services for more information about Epipe
Virtual Private LAN Service (VPLS) - a Layer 2 multipoint-to-multipoint VPN. See Virtual Private LAN Service for more information about VPLS
Internet Enhanced Service (IES) - a routed connectivity service used to provide IP services. See Internet Enhanced Service
Virtual Private Routed Network (VPRN) - a Layer 3 IP multipoint-to-multipoint VPN service as defined in RFC 2547bis. See Virtual Private Routed Network service