Arnt Karlsen wrote:

>On Fri, 22 Sep 2017 13:30:52 +0200, Arnt wrote in message
><20170922133052.30fab382@???>:
>
>
>> ..weird net "outage", I had dns, icmp and _nothing_ else,
>> outside my isp's net.
>
>..another thing that caught my attention, is aptitude showed
>me "611 new untrusted packages" and that "-t experimental"
>"was incompatible" or somesuch error message, update dropped
>those messages and the "611 new untrusted packages" to 18 new
>trusted ones.
>
>..anyone else see this?


It isn't new. I saw that few times under Debian when I couldn't download the
current trusted list for various reasons. Not having the new signing key
from the keyring package is one cause. A successful update always fixed it.