Virtual+LANs

=Database Configuration=

vlans 1-1005 vlan.dat on Flash

Configuration
vlan# vlan 21 vlan# show current (shows applied vlans) vlan# show proposed (shows vlans waiting to be applied) vlan# [apply|abort|reset]
 * 1) vlan database

config-if# switchpost access vlan 1

Private VLANs
single subnet on a VLAN with each port acting like a different VLAN

Primary
Can talk with everyone in the primary and everyone in the secondary

Secondary
Community - can talk with the primary and some ports in the same secondary community Isolated - can only talk with the primary