[root@localhost root]# ping 172.16.200.255
PING 172.16.200.255 (172.16.200.255) 56(84) bytes of data.
64 bytes from 172.16.200.253: icmp_seq=1 ttl=255 time=6.10 ms
64 bytes from 172.16.200.253: icmp_seq=2 ttl=255 time=1.87 ms
64 bytes from 172.16.200.253: icmp_seq=3 ttl=255 time=2.42 ms
64 bytes from 172.16.200.253: icmp_seq=4 ttl=255 time=10.5 ms
--- 172.16.200.255 ping statistics ---
4 packets transmitted, 4 received, 0% packet loss, time 3033ms
rtt min/avg/max/mdev = 1.874/5.237/10.545/3.470 ms
[root@localhost root]# arp -n
Address HWtype HWaddress Flags Mask Iface
172.16.107.254 ether 00:xx:xx:xx:xx:xx C eth0
[root@localhost root]# ping 172.16.200.0
PING 172.16.200.0 (172.16.200.0) 56(84) bytes of data.
64 bytes from 172.16.200.253: icmp_seq=1 ttl=255 time=1.85 ms
64 bytes from 172.16.200.253: icmp_seq=2 ttl=255 time=2.49 ms
64 bytes from 172.16.200.253: icmp_seq=3 ttl=255 time=3.29 ms
64 bytes from 172.16.200.253: icmp_seq=4 ttl=255 time=12.4 ms
--- 172.16.200.0 ping statistics ---
4 packets transmitted, 4 received, 0% packet loss, time 3037ms
rtt min/avg/max/mdev = 1.857/5.015/12.411/4.300 ms
[root@localhost root]# arp -n
Address HWtype HWaddress Flags Mask Iface
172.16.107.254 ether 00:xx:xx:xx:xx:xx C eth0
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電了也沒用 >_<, 還是只有default gw 的mac