Patent ID: 8549178
Filing Date: 2013-10-01
Classification: H04L

Abstract:
1. A network comprising: a provider backbone bridged network (PBBN) that comprises a plurality of backbone core bridges (BCBs); a plurality of backbone edge bridges (BEBs) in the PBBN that are coupled to the BCBs; a plurality of customer bridges (CBs) coupled to the BEBs via a plurality of customer-virtual local area networks (C-VLANs), wherein at least some of the BCBs are configured to support customer-tagged (C-tagged) traffic, wherein each of the CBs are configured to support C-tagged traffic, wherein one of the BEBs is configured to: wherein the C-tagged frame is forwarded between one of the CBs and one of the BEBs using one of the C-VLANs, and wherein the second C-tagged frame is forwarded between one of the BCBs and one of the BEBs using the B-VLAN.