Which VTP mode is needed to configure an extended VLAN, when a switch is configured to use VTP versi seenagape 10 years ago Which VTP mode is needed to configure an extended VLAN, when a switch is configured to useVTP versions 1 or 2? A. transparent B. client C. server D. Extended VLANs are only supported in version 3 and not in versions 1 or 2. ← Previous question Next question →