Kernel: arp: 80.219.164.1 moved from .. to … on vr0

[sammy2ooo]

Guys, the following keeps filling up my logs… vr0 is my interface which is connected to my cable modem (WAN side)
there is no such MAC address on my lan nor my WIFI... can someone please shed some light on this?

[…]
Oct 30 16:32:33 kernel: arp: 80.219.164.1 moved from 00:17:10:01:01:b4 to 00:17:10:01:01:b6 on vr0
Oct 30 16:32:30 kernel: arp: 80.219.164.1 moved from 00:17:10:01:01:b6 to 00:17:10:01:01:b4 on vr0
Oct 30 16:32:30 kernel: arp: 80.219.164.1 moved from 00:17:10:01:01:b4 to 00:17:10:01:01:b6 on vr0
[…]

[dotdash]

That's your cable modem. How exactly is the WAN connected to the cable modem? The cable modem is replying from different interfaces.