[Admins] Blocked ports UDP/123, UDP/623

[Christian Pointner]

Hi,

Am 24.11.2015 um 13:45 schrieb Jogi Hofmüller:
> Am 2015-11-24 um 12:44 schrieb IOhannes m zmölnig - mur.at:
> 
>> blocking outgoing NTP?
>> so each and every debian based machine now needs to be updated to not
>> use the Debian defaults [0123].debian.pool.ntp.org anymore??
> 
> Yes.  Or ask to be "whitelisted" which also is an option.

I'm also not a big fan of generally blocking NTP. How about blacklists
and not whitelists? If it is really just some stubborn admins just
blocking them might do it?

regards
 christian