Author Archives: RedNectar Chris Welsh

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About RedNectar Chris Welsh

Professional IT Instructor. All things TCP/IP, Cisco or Data Centre

Remember – VTP is sent untagged (so ends up on the native VLAN)

When VTP sends updates, they are sent without tags. So (assuming the native VLAN is VLAN 1) if you have restricted your trunk port at the receiving end with a command like: switchport trunk allowed vlan 2,10,20 it will drop … Continue reading

Posted in Cisco, VTP | 1 Comment