configure terminal
monitor session 1 source vlan 10
monitor session 1 destination interface gi7

configure terminal
monitor session 1 source interface gi8
monitor session 1 destination interface gi7

configure terminal
vlan database
vlan <nn> name <name>
end

configure terminal
vlan database
no vlan <nn>

configure terminal
interface gi6
switchport access vlan 100

configure terminal
interface gi1
switchport trunk allowed vlan add 100

configure terminal
interface gi1
switchport trunk allowed vlan remove 100