Absolutely. The standards (802.1ah) were ratified in 2008, and equipment from multiple vendors has been available for quite some time and has already been deployed in the field. However, you have to keep in mind that PBB is still bridging -- you're still running spanning tree between backbone bridges, and you still have to flood broadcasts and unknown unicasts between provider edge bridges.
By submitting your personal information, you agree that TechTarget and its partners may contact you regarding relevant content, products and special offers.
Dig Deeper on Next-Generation Network Architecture
Related Q&A from Ivan Pepelnjak
Telecom networking expert Ivan Pepelnjak breaks down the speed, bandwidth and security benefits of moving from a simple cable Internet connection to ...continue reading
Telecom networking expert Ivan Pepelnjak details the similarities and differences between Infrastructure as a Service (IaaS) and multi-tenant ...continue reading
IP expert Ivan Pepelnjak lays out several imperfect-but-workable approaches to building a Provider Backbone Bridging (PBB) network without spanning ...continue reading
Have a question for an expert?
Please add a title for your question
Get answers from a TechTarget expert on whatever's puzzling you.