PlayStationNetwork blocking of CGNAT public addresses

Roland Dobbins rdobbins at
Fri Sep 16 13:49:23 UTC 2016

On 16 Sep 2016, at 20:38, Simon Lockhart wrote:

>  Unless we know what to look for, it's hard to detect and stop it.

It's not just application-layer stuff - they're subject to all sorts of 
attacks.  Screening out the obvious stuff would certainly help.

The main issue is a dearth of engagement of clueful folks in the global 
operational community.  Some gaming-oriented networks are 
well-represented; others are not, sadly.

Roland Dobbins <rdobbins at>

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