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Udemy – courses to recommend

Udemy is a great place to learn. I would like to recommend some intro courses to AWS, Jenkins and Kubernetes – which are free of charge: Kubernetes AWS Jenkins

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Juniper Contrail – how to check Next-Hop

One might need to check which MPLSoGRE/UDP/VXLAN tunnel is used to reach a specific prefix on a vrouter. There are few steps needed to find it out after logging in to a compute node running a VM/contrainer with an interface of interest (its prefix or prefix reachable via it) : L…

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Inter-AS Option B between Juniper routers

Recently I stumbled on a topic related to interconnecting 2 Juniper routers with Inter-AS Option B. With this kind of connectivity it is not enough to have control plane working properly i.e. prefixes exchanged and visible in appropriate routing-instances on both ends – for data …