[Pool] OVH enabled VAC on all port 123 packets

James Hartig fastest963 at gmail.com
Mon Feb 24 22:33:49 UTC 2014

In case you missed it, OVH enabled VAC on port 123 packets to prevent their
network from assisting in DDoS attacks utilizing NTP amp.

I run my pool server behind OVH and haven't seen any issues yet. They
appear to only be filtering monlist commands, yet allowing queries and
peers. I checked openntpproject for the /24 I'm on ( and
there's no results, but, on other similar networks there are still

James Hartig
Software Engineer @ Grooveshark.com

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