vlan 20

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VLAN numbers • VLAN 1: default Ethernet LAN, all ports start in this VLAN. • VLANs 1002 – 1005 automatically created for Token Ring and FDDI • Numbers 2 to 1001 can be used for new VLANs • Up to 255 VLANs on Catalyst 2960 switch • Extended range 1006 – 4094 possible but fewer features
VLAN information • VLAN information is stored in the VLAN database. • <strong>vlan</strong>.dat in the flash memory of the switch.
Page 1 and 2: VLANs CCNA Exploration Semester 3 C
Page 3 and 4: Some requirements of LANs • Need
Page 5 and 6: Solution using routers BUT • Rout
Page 7: VLANs • All hosts in a VLAN have
Page 11 and 12: Types of VLAN • Data or user VLAN
Page 13 and 14: Voice VLAN • Use with IP phone.
Page 15 and 16: Native VLAN • For backward compat
Page 17 and 18: Static VLAN • The normal type. Po
Page 19 and 20: Traffic between VLANs • Layer 2 s
Page 21 and 22: Trunking • Traffic for all the VL
Page 23 and 24: Frame tagging IEEE 802.1Q Dest Add
Page 25 and 26: Configure trunk port • Make a por
Page 27 and 28: Assign port to VLAN • SW1(config)
Page 29 and 30: Show commands • show vlan brief (
Page 31 and 32: Delete a VLAN • SW1(config)#no vl
Page 33 and 34: Configure trunk • SW1(config)#int
Page 35: The End

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