[...] arp: packet with unknown hardware format 0x06 received on em0 [...] tun0: link state changed to UP [...] tun0: link state changed to DOWN [...] tun0: link state changed to UP [...] tun0: link state changed to DOWN [...] tun0: link state changed to UP [...] tun0: link state changed to DOWN [...] tun0: link state changed to UP [...] tun0: link state changed to DOWN [...] tun0: link state changed to UP [...] tun0: link state changed to DOWN [...] tun0: link state changed to UP [...] tun0: link state changed to DOWN [...] arp: packet with unknown hardware format 0x06 received on em0 [...] tun0: link state changed to UP [...] tun0: link state changed to DOWN [...] tun0: link state changed to UP [...] tun0: link state changed to DOWN [...] tun0: link state changed to UP [...] tun0: link state changed to DOWN [...] tun0: link state changed to UP [...] arp: packet with unknown hardware format 0x06 received on em0 [...] arp: packet with unknown hardware format 0x06 received on em0