so, this is my first foray into dynamic routing and so far i have accomplished a minimum amount of setup in my environment. i have a linux based router running ospf, and two linux servers ...

Many enterprises use OSPF version 2 for their internal IPv4 routing protocol. OSPF has gone through changes over the years and the protocol has been adapted to work with IPv6. As organizations start ...

I got into a bit of an argument today with another engineer about this. The default bandwidth metric in OSPF is 100, so it treats any link 100 mb/s or higher as the same cost of 1. The implementation ...

I ran into Tony Hain at NANOG last week, and he told me he had gotten pounded with questions about IPv4 address exhaustion after my post discussing his and Geoff Huston’s studies. His response to them ...

Joel is an internationally recognized expert in the areas of security, networking and messaging. Follow him on X (formerly Twitter) @joelsnyder. Building enterprise networks with routers and switches ...

When I set about trying to determine the five most common routing issues I see, I didn''t realize what a challenge it would be to narrow them down. I considered writing about the five most annoying ...