Retrieving Information About the Transmission Control Protocol and the User Datagram Protocol

IP Helper makes it possible to access information about network protocols that are used on the local computer. Use the functions described following to retrieve information about the Transmission Control Protocol (TCP) and User Datagram Protocol (UDP) on the local computer.

The GetTcpStatistics function retrieves the current statistics for TCP. Similarly, the GetUdpStatistics function retrieves the current statistics for UDP.

The GetTcpTable function retrieves the TCP connection table. The GetUdpTable retrieves the UDP listener table.

The SetTcpEntry function enables a developer to set the state of a specified TCP connection to MIB_TCP_STATE_DELETE_TCB.