Eric Stewart: Running Off At The Mouth

Tag: rhel

CentOS, cisco monitor ports, and IPv6

by on Jan.15, 2012, under Networking, Technology

I finally got the job I’ve been wanting for, oh, nearly a decade now (if not more). In this job I’m the go-to admin for the servers (almost all CentOS based) that support a large (3000+ device) network. Cisco routers run the network, and we have servers that are connected to “monitor” ports. One of the principle tasks of these servers are to allow network engineers to run packet captures. Thing is, interesting things can happen as far as IPv6 is concerned when you have systems getting IPv6 router advertisements on server interfaces that don’t actually do more than just accept packets …




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