Choosing PE-CE Routing protocol

March 15th, 2010 Wael Osama Posted in BGP, MPLS 2 Comments »

When it comes to choosing your PE-CE routing protocol, Which one do you think is best? Choosing the PE-CE routing protocol for MPLS VPN  is an ongoing debate between back end network teams and those who have customer interface roles. They are always trying to satisfy the customer and we are always trying to keep [...]

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VRF Selection Based on Source IP Addresses

April 9th, 2009 mmahmoud Posted in Bury the hatchet, MPLS 2 Comments »

In this post we are going to cover a nice tool, actually I’ve never used it in production, but I was fully testing it during my CCIE SP lab preparations and wish to share it with you. It’s nice to have such a tool in your tool box when dealing with complex designs. The VRF [...]

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IS-IS and fast convergence ongoing tricks

March 22nd, 2009 mmahmoud Posted in Bury the hatchet, ISIS, MPLS, Network Design 6 Comments »

Been a while since my last post, I was extremely busy doing a lot of things, anyway I am glade to be back. This post I am going to cover a nice tool for enhancing IS-IS convergence, I am really amazed by the ideas that the guys out there pop up. Inventing such wonderful tools [...]

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VRF Lite

February 15th, 2009 Wael Osama Posted in CISCO HOW-TO, MPLS 7 Comments »

// < ![CDATA[ google_ad_client = "ca-pub-5272078080280462"; /* upper-left-sq */ google_ad_slot = "5606795637"; google_ad_width = 200; google_ad_height = 200; // ]]> The word VRF stands for Virtual Routing and Forwarding, this feature is used to create multiple instances of the routing table on the same routing device. VRFs are usally used in conjunction with MPLS VPN [...]

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MPLS VPN security threats

January 28th, 2009 Wael Osama Posted in MPLS, Security No Comments »

MPLS L3 VPN services is widely used nowadays by many enterprises and organizations. They provide a lot of flexibility in connecting different sites compared to L2VPN services and offloads a lot of the responsibilities from the enterprise to the provider. I have gained all my networking experience in service provider environments, and have seen very [...]

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LDP neighbor discovery, session establishment and maintenance

January 19th, 2009 mmahmoud Posted in Bury the hatchet, MPLS 11 Comments »

Team working is all about producing results with a group of people you love working with … Being part of the same team, working together all day long we decided to extend this level of team working from being members of the same team and writing in the same blog to even write this post [...]

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