vlan Tagging 10gb interface on a Cisco switch
int TenGigabitEthernet1/1
switchport trunk encapsulation dot1q
switchport mode trunk
switchport trunk allowed vlan add 1,5,10,15,18,100
exit
show vlan
After running
This is the output.
interface TenGigabitEthernet1/1
switchport trunk encapsulation dot1q
switchport mode trunk
Any help would be appreciated.
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switchport trunk allowed vlan add is adding new vlans to already permitted vlan list, since all vlans are already enabled command is ignored.
If you need only thoe vlans to be permitted on trunk command should be
switchport trunk allowed vlan 1,5,10,15,18,100