[Dovecot] Testing with some Unstable

[Jeff Grossman]

Andrew Sackville-West wrote:
> [SNIPPED]
>
> actually, assuming you now have unstable in your sources.list, those
> are packages currently installed for which there are updates available
> (probably unstable updates...). Be careful or you'll end up farther
> than you want.
>
> I can't answer to the specifics of sendmail and libmilter, but so long
> as you have unstable in your sources.list, those kept-back packages
> will appear (unless you upgrade them, of course). Probably, on the
> assumption that sendmail and libmilter is sufficient for your needs,
> you should change you sources.list back once those two upgrades are
> done. 
>
> A
>   
I have "APT::Default-Release "testing";" in my apt.conf file.  Is it 
still advised to remove the unstable lines from my sources.list file 
even though I have the above in my apt.conf file?

Thanks for you help.

Jeff