Installation difficulties

[perryh at pluto.rain.com]

Matthew Seaman <m.seaman at infracaninophile.co.uk> wrote:

> 7.2 is out of support now, see:
> http://www.freebsd.org/releng/index.html
>
> Inter-alia this means that there won't be packages available
> on the FTP servers specifically for that version ...

What, exactly, _is_ the policy on retention of the -release package
sets?  8.1 _is_ still supported (until sometime in 2012 IIRC), but
ftp.freebsd.org seems to contain only 8.2-release and 8-stable.