N1VUX is my FCC-issued ham radio callsign.
1. Always read the release notes carefuly before and during and upgrade.
Luckily there wasn't anything important on the server that I tried to update from Debian 3.0/Woody to 3.1/Sarge withough following the recommended procedure in the platform-specific release note. For the DEC-Alpha platform, it's a just a wee bit more involved than the Ubuntu "just do it". (On DEC-Alpha, everything is a wee bit more complicated
Upgrading Ubuntu 5.04 Hoary Hedgehog to 5.10 Breezy Badger was pretty slick. Not even in comparison, just slick.
2. If on a ADSL "broadband" not real broadband, doing one upgrade-over-internet is quite enough, don't try to do two different ones at the same time.
3. Math helps with KVM Switches
Knowing modular arithmetic makes using a KVM switch easier