Tag Archives: networking

Fun with DHCP

I rolled out a new firewall/DNS server/DHCP server at FreshBooks today. Went well except for one problem: occasionally people would lose DNS resolution. Well, that’s not good. Checking out their machines showed that their DNS server addresses were being changed to an address on the wrong subnet, and their domain being changed to “mshome.net”. That […]

Rogers Portable Internet

At FreshBooks, Internet access is pretty critical to day-to-day operations. In fact, there’s basically nothing we do that doesn’t require it. But we’re not big enough and don’t transfer enough to bother with, say, an E10 or multiple T1s. So we’re on Bell business ADSL, which with a bit of traffic shaping is fast enough. […]