Subject: Re: RFC: PTP Boundary Clock over UDPv4/UDPv6 on Linux bridge

From: Kurt Kanzenbach <[email-masked]>
Date: Tue, 16 Nov 2021 12:02:31 +0100

On Tue Nov 16 2021, Vladimir Oltean wrote:
> This should do the trick as well?
>
> /sbin/ebtables --table broute --append BROUTING --protocol 0x88F7 --jump DROP
>
> /sbin/ebtables --table broute --append BROUTING --protocol 0x0800 --ip-protocol udp --ip-destination-port 320 --jump DROP
> /sbin/ebtables --table broute --append BROUTING --protocol 0x0800 --ip-protocol udp --ip-destination-port 319 --jump DROP
>
> /sbin/ebtables --table broute --append BROUTING --protocol 0x86DD --ip6-protocol udp --ip6-destination-port 320 --jump DROP
> /sbin/ebtables --table broute --append BROUTING --protocol 0x86DD --ip6-protocol udp --ip6-destination-port 319 --jump DROP

After quick test, indeed it does. Thanks, problem solved.

Thanks,
Kurt