```
21:58 [0] m@devel2 s arp -s 10.0.0.157 00:00:00:00:00:00 reject
21:58 [0] m@devel2 arp -an | grep 10.0.0.157
? (10.0.0.157) at (incomplete) on vtnet0 permanent rejected [ethernet]
21:59 [0] m@devel2 ping 10.0.0.157
PING 10.0.0.157 (10.0.0.157): 56 data bytes
ping: sendto: No route to host
```
```
22:00 [0] m@devel2 ping -c1 10.0.0.157
PING 10.0.0.157 (10.0.0.157): 56 data bytes
64 bytes from 10.0.0.157: icmp_seq=0 ttl=64 time=0.480 ms
--- 10.0.0.157 ping statistics ---
1 packets transmitted, 1 packets received, 0.0% packet loss
round-trip min/avg/max/stddev = 0.480/0.480/0.480/0.000 ms
22:00 [0] m@devel2 s arp -s 10.0.0.157 00:00:00:00:00:00 blackhole
22:00 [0] m@devel2 arp -an | grep 10.0.0.157
? (10.0.0.157) at (incomplete) on vtnet0 permanent blackholed [ethernet]
```