Ping your computers to make sure everything is working properly:
Use
Code:
ping -c 2 192.168.200.2
from computer #1 and
Code:
ping -c 2 192.168.200.1
from computer #2.
Example: Pinging 192.168.200.2 from computer #1:
Code:
ping -c 2 192.168.200.2
PING 192.168.200.2 (192.168.200.2) 56(84) bytes of data.
64 bytes from 192.168.200.2: icmp_seq=1 ttl=64 time=0.183 ms
64 bytes from 192.168.200.2: icmp_seq=2 ttl=64 time=0.177 ms
--- 192.168.200.2 ping statistics ---
2 packets transmitted, 2 received, 0% packet loss, time 999ms
rtt min/avg/max/mdev = 0.177/0.180/0.183/0.003 ms