RC4 will not install using FTP

[Pete French]

> Bingo!  Restarting sysinstall always causes this problem.  It's a well
> known problem with several open PRs (see for example bin/38854,
> bin/42162 and bin/45565 - all dating back to 2002).  It's 100%
> recreateable by restarting sysinstall realatively early in the install
> procedure, and I've never had it happen without doing so.

Ahhh.... O.K. so not just a problem with RC4 then. Thats good.
Though now I am wondering how to make that interface come up without
going back round again. Hmmm....

-pete.