The QlikView Server uses port 4747 and the QlikView QVP protocol to communicate with other services, as well as directly with clients using the Internet Explorer Plugin or QlikView Desktop. Difference between qvs & qvp. QVP is a proprietary protocol from qlik built on top of TCP. Solved: Hi QlikCommunity, Is there a syntax description for the qvp(like the General format in:. The QVP protocol can be protected using 1024-bit RSA for key exchange and 128-bit RC4 for data encryption, provided the Microsoft Enhanced Cryptographic.