lost network during freebsd-update install

[Tom Worster]

On 3/10/11 12:48 PM, "Jason Helfman" <jhelfman at e-e.com> wrote:

>Good idea. Rollback does work, and has worked for me in a very similar
>situation, and hopefully will work for you as well. After the rollback,
>reboot, and start again from your initial upgrade command. I would highly
>recommend using tmux, and also installing a remote console/management card
>for your system so you can control it remotely. The cost of the card is
>probably less than remote-hands cost on one support call.

so my support person called and said that it did boot to single user mode
but was in a dreadful mess and rollback didn't work. loads of really basic
programs, stuff that freebsd-update uses, were missing, like id(1).

oh well.