[root@net-tools ~]# arp -an ? (192.168.11.1) at 00:07:40:AA:5B:54 [ether] on eth0 ? (192.168.11.2) at 00:02:2D:65:4E:5D [ether] on eth0
[root@net-tools ~]# ip neighbor show 192.168.11.1 dev eth0 lladdr 00:07:40:aa:5b:54 nud reachable 192.168.11.2 dev eth0 lladdr 00:02:2d:65:4e:5d nud reachable