Networking, Troubleshooting, tips and tricks.
My previous post has presented an hidden command for analysing in real time fabric statistics. I've developed a small op script, for the MX platform, that provides in one command the PFE/Fabric IN/OUT statistics for all the Fabric Planes (0 to 5) for...
Lire la suiteSmall tips for analyse the fabric stats. I mean packets stats (IN/OUT/Drops) between each PFE and the Fabric. Usually fabric stats can be observe by using the following cli command. Remember, that there are only 2 streams at fabric level: High and Low...
Lire la suiteSometimes you may need to have some additional interface statistics, for example the amount of packets per range of sizes. You can use netflow to collect some stats like these. But if you don't have netflow on all your router interfaces or for troubleshooting...
Lire la suiteSometimes it may be very useful to monitor only protocol and link events especialy during maintenance windows. Hereafter, I monitor : - Link UP/DOWN - ISIS adj UP/DOWN - OSPF neighbor UP/DOWN - LDP neighbor/session UP/DOWN - MPLS LSP UP/DOWN - RSVP neighbor...
Lire la suite