OT dapper backports

[Dave S]

> [snip]
>
> Your archive there may not be 100% up to date with dapper.  This is
> fairly common for mirrors that only update on a regular interval and
> will essentially lag behind on updates from the ever-changing dapper
> repository.  The packages you listed as not available are available on
> the main archive http://archive.ubuntu.com/ -- try just removing gb.
> from all your sources and update.
>

Thanks for that, the 'gb', indicates a mirror ?

Dave