Does anyone use IPCC 7.0 in production mode with more than 300 agents using CTI OS customized clients?Is this a stable system?

I've got IPCC 5.0 SR13 and CTI OS 5.1 01119. Periodically CTI OS server fails. In the logs of CTI Server I can see:03:23:28 cg1A-ctisvr Trace: SessionProtocol::ProcessWriteEvent - session CTIOSServer (SessionID 226), Retransmission succeed: MsgTy...

I can see periodically from our CTI Server:CNetPort(017645D0)::ReceiveData, recv, WARNING,, Connection to Host[a.b.c.d], Connection reset by peer. (WSAECONNRESET), Error Number(10054).What does it mean? Where can I find error number descriptions?IPCC...