Patent ID: 9749236
Date: 2017-08-29
CPC Classifications: H04L

Claim:
1. A switch comprising: a processor; random access memory coupled to said processor; program storage coupled to said processor; and at least two ports coupled to said processor, at least one port for connecting to a node device and at least one port for connecting to a network device, wherein said program storage includes a program which, when executed by said processor, causes said processor to perform the following method steps of: determining if a received extended link services (ELS) request (REQ) packet contains at least one device address in the packet payload; determining if said received ELS REQ packet has a header source address indicating said received ELS REQ packet is from a translation domain of a router; and changing any device addresses in the packet payload if said received ELS REQ packet contains at least one device address in the packet payload and if said received ELS REQ packet has a header source address indicating said received ELS REQ packet is from a translation domain, wherein said determining steps and said changing step are performed if the switch is operating as an egress switch for said received ELS REQ packet.