BGP.guru

BGP.guru

Nerd blog.

28 Nov 2017

OSX Built-in TFTP Server

OSX has a built-in TFTP server, but starting it the OSX way may not be 100% obvious to you.
13 May 2017

Studying Canadian BGP

Over the past four years I've been researching BGP routing in Canada. This has taken several forms as I learn what works and what doesn't work at all.
02 Feb 2017

HA Recursive DNS with dnsdist and exabgp

I've wanted to use exabgp along with dnsdist to provide anycasted, highly available recursive DNS servers ever since discovering dnsdist.
02 Feb 2017

fpinglog

I've often wished for a way of logging pings when troubleshooting connectivity problems. Today I revisited the problem using fping.
19 Jan 2017

MikroTik, VRRP, and IPv6

I recently setup IPv6 first-hop redundancy in my colocated environment using MikroTik and VRRP. It didn't work the same way I'd come to expect from using it in IPv4 environments and I set out to figure out why.