2709070 - Direct connect log on error:Error: 30261 Severity: 10 TCPIP Network Error: { [NOTCONNECTED] Lost connection to database.

• Direct Connect logon issue.
• Server Log shows:
  LogClientLogin 10/17/2018 05:08:17.479 XXXXX 922 N3339343 ...Connection refused by service library 'DB2'.
  
  LogNotice 10/17/2018 05:15:37.871 xxxxxx 461 Nxxxxxxx NETWORK ERROR: SYBTCP ERROR INFO:, Request(Connect),SubFunc(Failed), Request(Connect),SubFunc(Failed), SYBTCP RetCode(4) Description(SYBTCP_CONN_REFUSED), TCP API RetCode (10061) Description(WSAE CONN REFUSED) errmsg[Win NT system call sybtcp_connect(connect), error num 10061, transaction AMD2, region name CICS, host name xxxxxxx, port num xxxxxx ]
  
  LogClientMessages 10/17/2018 05:15:37.871 xxxxxxxx 461 N3339343 Error: 30261 Severity: 10 TCPIP Network Error: { [NOTCONNECTED] Lost connection to database, , Request(Connect),SubFunc(Failed), SYBTCP RetCode(4) Description(SYBTCP_CONN_REFUSED), TCP API RetCode (10061) Description(WSAE CONN REFUSED) } <HostName=xxxxxxx>, <PortNumber=xxxxx>, <Region Name=CICS>, <TPName=AMD2>
  
  LogClientMessages 10/17/2018 05:15:37.871 dxxxxx NULL NULL NULL Error: 30000 Severity: 16 Login failure. <SMR>
  LogClientLogin 10/17/2018 05:15:37.871 Txxxxxx  461 xxxxxx ...Connection refused by service library 'DB2'.
  
  
  

• Direct Connect for z/OS (DC_DB2). Runs on Windows or Unix. 

KBA , BC-SYB-MFC , Mainframe Connect (MFC) , Problem