Configuration will setup a trunk between 2 switches with dot1q (802.1Q) encapsulation and change the native VLAN from 1 to 100 with allowing only VLAN 100,101, 102, 104 and 105.
Switch-A(config)# interface gigabitethernet 0/2
Switch-A(config-if)# switchport
Switch-A(config-if)# switchport trunk encapsulation dot1q
Switch-A(config-if)# switchport trunk native vlan 100
Switch-A(config-if)# switchport trunk allowed vlan 100-105Switch-A(config-if)# switchport mode dynamic desirable
Switch-D(config)# interface gigabitethernet 0/24
Switch-D(config-if)# switchport
Switch-D(config-if)# switchport trunk encapsulation dot1q
Switch-D(config-if)# switchport trunk native vlan 100
Switch-D(config-if)# switchport trunk allowed vlan 100-105
Switch-D(config-if)# switchport trunk allowed vlan remove 103
Switch-D(config-if)# switchport mode dynamic desireable
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