General:
VLAN Technologies: VLAN IEEE Specification: 802.1q (VLAN Tagging) Cisco Inter-Switch Link (ISL) Creating a VLAN: enable vlan database vlan N name vlanN exit config terminal interface vlan N ip address 1.2.3.4 255.255.255.0 Assigning a Port to a VLAN: interface GigabitEthernetN/NN switchport switchport access vlan NNN switchport mode access no ip address Assigning VLAN Trunk to Port: interface GigabitEthernetN/NN switchport switchport trunk encapsulation dot1q switchport trunk allowed vlan 10,20,40 switchport mode trunk no ip address Links: Technical Support & Documentation - Cisco Systems http://www.cisco.com/en/US/support/index.html Select Technology (LAN Switching): http://www.cisco.com/web/psa/technologies/index.html System Requirements to Implement Trunking http://www.cisco.com/en/US/tech/tk389/tk689/technologies_tech_note09186a008017f86a.shtml Cisco Inter-Switch Link and IEEE 802.1Q Frame Format http://www.cisco.com/en/US/tech/tk389/tk689/technologies_tech_note09186a0080094665.shtml Configuring 802.1Q Trunking Between a Catalyst 3550/3560/3750 and Catalyst Switches That Run Cisco IOS Software http://www.cisco.com/en/US/products/hw/switches/ps700/products_configuration_example09186a008010f615.shtml Configuring VLANs (Catalyst 3560 series switches) http://www.cisco.com/en/US/docs/switches/lan/catalyst3560/software/release/12.2_25_sea/configuration/guide/swvlan.html Catalyst 3560 Series Switches Configuration Guides http://www.cisco.com/en/US/products/hw/switches/ps5528/products_installation_and_configuration_guides_list.html