Patent ID: 7835306
Filing Date: 2010-11-16
Classification: H04L

Abstract:
1. A method, comprising: configuring a first port of a bridge for a first spanning tree (ST); configuring a second port of the bridge for a second ST, the second port interconnected with the first port; generating, for the first port, a first multiple ST (MST) bridge protocol data unit (BPDU) for the first and second STs, the first MST BPDU having a first portion corresponding to the first ST and a second portion corresponding to the second ST; generating, for the second port, a second MST BPDU for the first and second STs, the second MST BPDU having a first portion corresponding to the first ST and a second portion corresponding to the second ST; stripping the second portion from the first MST BPDU of the first port; associating the first portion from the first MST BPDU of the first port with the second ST; stripping the first portion from the second MST BPDU of the second port; and associating the second portion from the second MST BPDU of the second port with the first ST.