Monthly Archives: June 2004

https://secure.restek.wwu.edu/config/ Have random config UI’s there. First one that comes to mind is a dns one. You can tweak the expires variables for all the zones, turn wpad on or off, etc. Tune the DHCP lease times, DNS servers, etc. … Continue reading →

We dropped our bandwidth from 16mbit to 1.5mbit today. I also cleared Packeteer’s class tree and recreated it from scripts. Packeteer is so fast. It’s insane. I never thought I’d say that. With all the improvements they’ve made over the … Continue reading →

Read a sweet paper on DNS high availability using some router hacks. See ISC-TN-2004-1 here. Basically the F root server for the whole internet has the IP address 192.5.5.241, but there are servers distributed all over the world answering queries … Continue reading →

This old FAQ has some info: Some hardware is also known to cause problems. This includes: 3Com 3c905 cards Some work, some don’t. Try disabling busmastering if your system is unstable. So I may just be out of luck. I’ll … Continue reading →

Went through the list of the top 25 IP’s sorted by number of connections in packeteer. Discovered that the top 6 people had over 1000 new flows created per minute. A tcpdump of their internet bound traffic showed that all … Continue reading →

I finally updated the switch crawling code to retry on failures. The scripts used to email me with a few timeouts on occasion. It will now retry up to 3 times. I also realized that the code was making a … Continue reading →