Which of the following ports must be opened on the firewall for the VPN connection using the Point-t seenagape 11 years ago Which of the following ports must be opened on the firewall for the VPN connection using the Point-to-Point Tunneling Protocol (PPTP)? A.TCP port 53 B.TCP port 443 C.TCP port 563 D.TCP port 1723 ← Previous question Next question →