192.168.20.2 ping192.168.20.3
Why can't the same vlan communication?
Switches and switch are trunk allow - pass vlan 10 20 to 30
To connect PCS were access vlan 20

CodePudding user response:

To check the terminal mask, and then see if switch port corresponding to the up up, final inspection related 3 switch whether vlan20 by the four ports

CodePudding user response:

Although it is the same Vlan, but on different switches, you look at your corresponding port, whether to a Vlan?

CodePudding user response:

Found the reason for didn't create vlan20 switches