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hostname switch
interface VLAN1 ip address 192.168.X.3 255.255.255.0 no shutdown
ip default-gateway 192.168.X.1
ip name-server 192.168.X.10 ip domain-name corpX.un
ИЛИ
no ip domain-lookup ip host mgmt 192.168.X.10
show vtp status show vlan dir flash:/vlan.dat
interface FastEthernet 0/1 switchport mode trunk interface FastEthernet 0/2 switchport mode access switchport access vlan 2
!!! may not be in some ealer ios !!! dot1x system-auth-control interface FastEthernet0/2 switchport mode access spanning-tree portfast dot1x port-control auto
switch#show dot1x interface f0/2
mac-address-table static 001d.7d0c.062f vlan 1 drop
http://xgu.ru/wiki/DHCP_snooping
ip dhcp snooping ip dhcp snooping vlan 1 interface FastEthernet 0/1 ip dhcp snooping trust
monitor session 1 source interface f0/0 both monitor session 1 destination interface f0/15