[pve-devel] arp-filter doesn't work with alias

Harald Leithner leithner at itronic.at
Tue Dec 5 12:00:40 CET 2023


Hi,

using an alias in ipfilter-net0 doesn't create an tapxxx-OUT-ARP entry 
in ebtables. It works if the ipfilter-net0 ipset is an IP-address.

Other topic, is there a reason why no incoming arp request filter is set 
automatically? I asked this back in 2018 and found it a couple of times 
on the forum. Having many unused ips creates a flood on all VMs which is 
a waste on resources and a kind of information leak.

thanks

Harald


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Harald Leithner
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Mail: leithner at itronic.at | itronic.at



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