Patent ID: 7116658
Filing Date: 2006-10-03
Classification: H04L

Abstract:
1. An apparatus, comprising: an ATM switch core having an input coupled to an ingress AAL2 switch engine and an output coupled to an egress AAL2 switch engine, said ingress AAL2 switch engine having a first look-up table that can store: 1) an identification label for establishing a local AAL2 virtual channel through said ATM switch core, and 2) an AAL2 egress connection identification label (EID) for an ingress AAL2 packet to be carried by said AAL2 virtual channel, said egress AAL2 switch engine having a second look-up table that can store the EID, and an egress port number, an egress CID, and an egress VPI/VCI associated with the EID, said egress AAL2 switch engine replaces parts of the ingress AAL2 packet with the egress CID and the egress VPI/VCI, producing an outgoing AAL2 packet.