en
conf t
vlan id
end
conf t
inter rang gi 0/0/1-x
switchport access vlan id
no shutdown
exit
(config)#interface range gigabitEthernet 1/0/23-24
(config-if-range)#switchport mode trunk
(config-if-range)#switchport trunk allowed vlan all
(config-if-range)#no shutdown
思科2960trunk vlan配置,布布扣,bubuko.com
原文：http://blog.csdn.net/winsonyuan/article/details/32128817