Q17 Single choice Mark for later Which statements are false? A The VLAN mapping function is usually configured on the edge node of a public network. B The VLAN mapping function can save VLAN resources on a public network. C VLAN mapping allows private networks on different VLANs to communicate with each other over theISP network. D VLAN mapping allows only the private networks on the same VLAN to communicate with each other. Correct answer