system.log and dmesg full of "kernel: arp: <MAC> is multicast" spam

Started by rainerle, July 26, 2019, 04:31:18 PM

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July 26, 2019, 04:31:18 PM Last Edit: July 26, 2019, 04:40:55 PM by rainerle
Hi,

the system.log and dmesg were full with "kernel: arp: <some MAC address> is multicast" messages and hence unusable.

By adding "net.link.ether.inet.allow_multicast" and setting the value to 1 in System->Settings->Tunables we were able to get rid of that.

All the best
Rainer
Hardware: 2x Lenovo ThinkSystem SR630 - Intel(R) Xeon(R) Silver 4110 CPU @ 2.10GHz - 16G RAM - Quadport 10G SFP+ Intel X722 LOM - ZFS mirror 240GB SATA SSD
Network setup: https://forum.opnsense.org/index.php?action=dlattach;topic=14374.0;attach=11885;image
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