### VLAN 10: cross-switch connectivity
VLAN10-A> ping 192.168.10.12 -c 5
ping 192.168.10.12 -c 5

84 bytes from 192.168.10.12 icmp_seq=1 ttl=64 time=0.269 ms
84 bytes from 192.168.10.12 icmp_seq=2 ttl=64 time=0.489 ms
84 bytes from 192.168.10.12 icmp_seq=3 ttl=64 time=0.571 ms
84 bytes from 192.168.10.12 icmp_seq=4 ttl=64 time=0.406 ms
84 bytes from 192.168.10.12 icmp_seq=5 ttl=64 time=0.352 ms


VLAN10-A> 

### VLAN 20: cross-switch connectivity
VLAN20-A> ping 192.168.20.12 -c 5
ping 192.168.20.12 -c 5

84 bytes from 192.168.20.12 icmp_seq=1 ttl=64 time=0.348 ms
84 bytes from 192.168.20.12 icmp_seq=2 ttl=64 time=0.637 ms
84 bytes from 192.168.20.12 icmp_seq=3 ttl=64 time=0.437 ms
84 bytes from 192.168.20.12 icmp_seq=4 ttl=64 time=0.422 ms
84 bytes from 192.168.20.12 icmp_seq=5 ttl=64 time=0.370 ms


VLAN20-A> 

### VLAN 30: cross-switch connectivity
VLAN30-A> ping 192.168.30.12 -c 5
ping 192.168.30.12 -c 5

84 bytes from 192.168.30.12 icmp_seq=1 ttl=64 time=0.325 ms
84 bytes from 192.168.30.12 icmp_seq=2 ttl=64 time=0.551 ms
84 bytes from 192.168.30.12 icmp_seq=3 ttl=64 time=0.508 ms
84 bytes from 192.168.30.12 icmp_seq=4 ttl=64 time=0.330 ms
84 bytes from 192.168.30.12 icmp_seq=5 ttl=64 time=0.406 ms


VLAN30-A> 

### VLAN 10 to VLAN 20: same-subnet isolation
VLAN10-A> ping 192.168.10.99 -c 5
ping 192.168.10.99 -c 5

host (192.168.10.99) not reachable


VLAN10-A> 

### VLAN 10 to VLAN 30: same-subnet isolation
VLAN10-A> ping 192.168.10.98 -c 5
ping 192.168.10.98 -c 5

host (192.168.10.98) not reachable


VLAN10-A> 

### Injected access-port mismatch: connectivity fails
VLAN10-A> ping 192.168.10.12 -c 5
ping 192.168.10.12 -c 5

host (192.168.10.12) not reachable


VLAN10-A> 

### Access-port repair: connectivity restored
VLAN10-A> ping 192.168.10.12 -c 5
ping 192.168.10.12 -c 5

84 bytes from 192.168.10.12 icmp_seq=1 ttl=64 time=0.290 ms
84 bytes from 192.168.10.12 icmp_seq=2 ttl=64 time=0.328 ms
84 bytes from 192.168.10.12 icmp_seq=3 ttl=64 time=0.424 ms
84 bytes from 192.168.10.12 icmp_seq=4 ttl=64 time=0.355 ms
84 bytes from 192.168.10.12 icmp_seq=5 ttl=64 time=0.379 ms


VLAN10-A>