Вот tcpdump
18:28:21.757131 ARP, Request who-has 10.255.1.1 tell 10.255.1.2, length 46
18:28:21.757149 ARP, Reply 10.255.1.1 is-at 00:1d:92:29:aa:15, length 28
18:28:22.759566 ARP, Request who-has 10.255.1.1 tell 10.255.1.2, length 46
18:28:22.759584 ARP, Reply 10.255.1.1 is-at 00:1d:92:29:aa:15, length 28
18:28:24.756846 ARP, Request who-has 10.255.1.1 tell 10.255.1.2, length 46
18:28:24.756865 ARP, Reply 10.255.1.1 is-at 00:1d:92:29:aa:15, length 28
18:28:25.757289 ARP, Request who-has 10.255.1.1 tell 10.255.1.2, length 46
18:28:25.757313 ARP, Reply 10.255.1.1 is-at 00:1d:92:29:aa:15, length 28
18:28:26.759807 ARP, Request who-has 10.255.1.1 tell 10.255.1.2, length 46
18:28:26.759826 ARP, Reply 10.255.1.1 is-at 00:1d:92:29:aa:15, length 28
Бриджи соединяют vlan'ы.
Но, согласование проходят, но почемуто пакеты не проходят?