Aaron's Worthless Words

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bgp

Stuff about BGP

ROUTE Notes - Controlling BGP

Corrections, please. I skipped a bunch of BGP intro stuff to get to the juicy center. I’ll see if I can come back later and finish the other parts for posterity. Study Notes * Is BGP route selection a controversial subject? Yes. If you ask 1000 network guys the best

Stubby Post - show ip protocols

I’ve seen and used the command before, but I’ve never really seen any use of the show ip protocols command until tonight while reading up for my ROUTE test. There’s a lot of good information in the output, and, from the way the book is reading, this

Renesys Analysis of SuproNet Announcement Debacle

Earl Zmijewski of Renesys has an analysis of the SuproNet incident that took down a good bit of the Internet on Monday. From the blog: This single Czech provider announcing a single prefix caused a huge increase in the global rate of updates, peaking at 107,780 updates per-second. This

ACLs and HSRP, BGP, OSPF, VRRP, GLBP...

Here’s a handy list of ACL entries to allow your devices to speak routing protocols, availability protocols, and some other stuff. We’ll assume you have ACL 101 applied to your Ethernet inbound; your Ethernet has an IP of 192.168.0.1. * BGP : Runs on TCP/179 between