3.3.3.3.1.3 Registering a Security Provider by a Higher-Level Protocol
If receiving a secure call is expected, a higher-level protocol MUST indicate to the RPC runtime on the server that it is willing to accept calls that are secured by a given security provider. The higher-level protocol does this by registering with the RPC runtime on the server the information specified in section 3.1.3.1.1.<118>