Service perspective is a Nokia‘s view for providing internet and VPN services to the customers. In other words Nokia MPLS VPN is called as Services. There are many services in Nokia Service Routers. For this services some configurations must be done under Nokia Service Routers. As a beginning learning some service related terms used in Nokia Service Routers will be good.
Some of the terms that will be used during Nokia MPLS VPN Service Configurations on Nokia Service Routers are mentined below:
Subscriber : Customer part.
Customer ID: Customer indentical ID that will use the service.
Service ID : The identical ID of the service.
Service Type : Which service? IES, VPWS, VPLS or VPRN. It is configured with Service ID.
SAP (Service Access Point) : A logical term that used for customer access point to the service.
SDP (Service Distribution Point) : A logical term used for the transport tunnel that carries service data.
Transport Tunnel: This is the Logical LSP tunnel that is signalled with LDP or RSVP-TE. SDP is associated with transport tunnel.
Service Tunnel: Logical tunnels that carries service. This is representeby service labels.
VC-ID : Term that is used to identify the service when signalling the labels. Generally equal to Service ID.