Tag: datacenter
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NANOG88: gNMI and ChatGPT To Troubleshoot EVPN Datacenter Fabrics
I am happy that during NANOG88 conference, I had the privilege of presenting a tutorial that I am now pleased to inform you is available for viewing by the wider audience on YouTube.
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Calico and MetalLB working together with BGP
When we want to make Calico and MetalLB working together with BGP, we’ll run into the following issue: BGP only allows one session to be established from the same source IP. So, if Calico has a session established with your BGP router, MetalLB cannot establish its own session – it’ll get rejected as a duplicate…
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Ingress and MetalLB
In this post we’ll show some a configuration example of how to use ingress controller and one of the most popular Kubernetes services: load-balancer. In this case, I am using NGNIX ingress controller and MetalLB as the load-balancer service. MetalLB MetalLB is an opensource project of a load-balancer implementation for Kubernetes clusters. Public clouds are…
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MetalLB and ECMP with SRLinux
Selecting multiple paths enables BGP to load-balance traffic across multiple links. Equal-cost multipath (ECMP) is a network routing strategy that allows for traffic of the same session, or flow—that is, traffic with the same source and destination—to be transmitted across multiple paths of equal cost. We’ll show the way we have activated ECMP from MetalLB…