What is the connection type of the primary VLAN in a Private VLAN? 04/07/2017 – by Mod_GuideK 0 What is the connection type of the primary VLAN in a Private VLAN? A. Promiscuous B. Isolated C. Community D. Trunked SHOW ANSWERSCorrect Answer: A Explanation/Reference: Primary VLANs are Promiscuous, so that ports on a private VLAN can communicate with ports configured as the primary VLAN.