VPLS Extensions for Provider Backbone Bridging - draft-balus-l2vpn-vpls-802.1ah-01.txt
https://www.powershow.com/view4/533e14-Mzg3Y/VPLS_Extensions_for_Provider_Backbone_Bridging_-_draft-balus-l2vpn-vpls-802_1ah-01_txt_powerpoint_ppt_presentation
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