On the server, Pipes protocol is not enabled; In the client protocol order pipes are listed before TCP; Use of Third-Party Antivirus and Program; Windows Firewall turned on; Windows not updated; Similar Types of No Process Is On The Other End Of The Pipe Error: Psexec; Tableau; Shared memory provider communication link failure; Python; Visual ... IIS发布项目 (provider: Named Pipes Provider, error: 40 - 无法打开到 SQL Server 的连接). 3.再利用服务器IIS发布web项目 却提示， (provider: Named Pipes Provider, error: 40 - 无法打开到 SQL Server 的连接)，找不到网络地址。
This API provides interfaces to raw UDP sockets, TCP Client sockets and TCP Server sockets. As such, this requires a high level of trust in applications that use this API, since raw sockets can be used to work around the same origin security policy.
Communication protocols are built using layers. Under this you have the TCP layer (actually Transmission Control Protocol). The TCP layer takes care of ensuring that there is a reliable channel for the application layer.