Il 20/12/2013 21.20, sp2lob ha scritto:
> Hello Nick,
>
> I installed Debian-7.3.0 from 3 DVD discks downloaded from:
> http://cdimage.debian.org/debian-cd/current/amd64/iso-dvd/
>
> So, this is VERY official Debian repository.
> So far, I do not allow updates/installs from Internet,
> ONLY from a/m DVD discs.

Workaround

Check your DVD.
- Install Debian on a similar amd64 networked computer
- update debian
- install trinity
- check all is working
- copy the deb package in /var/cache/apt/archives on no-networked 
computer directory (local-apt)
- create a local repository on (local-apt)
- update debian
- install trinity
- check all is working

Rodolfo