Assign IP Address to VPCS to Connect to GNS3

PC1> ip 192.168.1.50 192.168.1.254 192.168.1.254
Checking for duplicate address...
PC1 : 192.168.1.50 255.255.255.0 gateway 192.168.1.254
PC1>

For Ping: -

# ping 10.1.1.251 -P 6
Connect   7@10.1.1.251 seq=1 ttl=255 time=8.001 ms
SendData  7@10.1.1.251 seq=1 ttl=255 time=6.384 ms
Close     7@10.1.1.251 seq=1 ttl=255 time=9.536 ms
Connect   7@10.1.1.251 seq=2 ttl=255 time=4.909 ms
SendData  7@10.1.1.251 seq=2 ttl=255 time=4.741 ms