Requirement QOS is an inherent attribute of the service that SP sell to their customers Typically, service delivery with a specific QOS is realized by configuring appropriate parameters in the participating PEs In current PW model, when PW-FEC is exchanged, PW is in fact created in the reverse direction (incoming direction for the advertising PE). This makes it pertinent that tail-end (advertising) PE provide some guidance to head-end PE on what QOS requirements exist for egress traffic to local AC. Any proposed solution must be backward compatible |