A quick public service announcement for anyone implementing BGP-LU or deploying it in a multivendor environment.…
Since exploring the EPE basics, now it’s time to understand the building blocks of the solution.…
Egress Peer Engineering extends regular BGP policies to provide more flexibility.…
Instability of routing protocol sessions – or, in the network engineers’ slang, flaps, is by far the most common and the most basic routing problem that ever occurs.
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In highload cloud networks there is so much traffic that even 100G/400G port speeds do not suffice, so sharing the load over multiple links is the only feasible solution.
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For any network that provides routing services to customers it is important to segregate them in different virtual topologies that don’t interfere with each other.
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PE-CE routing in MPLS L3VPN is an important topic which confuses a lot of people. Thanks to EVPN, it is now used not only in ISP but also DC networks.
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This story is about the importance of remembering networking fundamentals when dealing with advanced routing topics.
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