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DC@Home 4 – MPLS WAN improvements, monitoring and backup
So I have been working quite a bit on the MPLS WAN setup the past few weeks. Currently I have two sites running the new MPLS nodes as their gateway and one more currently staged which will be installed in the coming weeks. I still have some work to do for the sites which use…
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MTU and PMTUD on L2VPNs
I recently ran into an interesting issue at work today. One of our customers were having issues with a site in Gothenburg. They were using L2VPNs as circuits between their central site and the remote sites. Across this L2VPN they are running MPLS MP-eBGP peering using inter AS option 2b to allow multiplexing of different…
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MPLS basics – tips & trix
This will be a living document, for troubleshooting and tracing MPLS traffic. The idea is for me and others to be able to reference this post for basic MPLS troubleshooting. < MPLS purpose and MPLS packet headers The original purpose of MPLS was to allow for faster packet routing through a provider network. This is…