Chapter 4. InterVLAN Routing
VLANs divide the network into smaller broadcast domains, but also prohibit communication between domains To enable communication between those groups—without also passing broadcasts—routing is used.
InterVLAN Routing Using Multilayer Switches
Virtual LAN (VLAN) Port—. Acts as layer 2 switching port with a VLAN.
Static VLAN—. Use the
switchportcommand to identify VLAN.
Dynamic VLAN—. Use VLAN Membership Policy Server (VMPS).
Trunk Port—. Passes multiple VLANs and differentiates by tagging.
switchport command to set parameters:
ISL(Interswitch Link) or 802.1Q
Switched Virtual Interface (SVI)—Virtual routed port in a VLAN
Use to route or fallback bridge between VLANs
Default SVI for VLAN 1 automatically created ...