Can VLANs communicate with each other and still block broadcast traffic?

755 pts.
Tags:
Network security
Network Security Management
VLAN
VLAN management
VLAN Setup
Can VLANs communicate with each other if necessary and still block broadcast traffic from the same machine because it's on a different subnet?

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A client on one VLAN (say 12) will not see broadcasts from clients on another VLAN (say 50). This SearchNetworking article describes VLANs. Broadcasts are not required for communication between VLANs. A route must be available though between VLANs for clients to communicate.

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VLANs, by definition, segregate broadcasts from other networks – they are literally different “broadcast domains.” For inter-VLAN communication, you need a Router/L3 device.
So to answer your question more directly, yes – VLANs can cross-talk while separating broadcasts…

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