2044712 - IIS 404.13 error on the Relay Server machine

• IIS error: "POST /ias_relay_server/server/rs_server.dll - 80 - <IP address> IAS_OE_DnChannel 404 13 0 0"
• Relay server errors:
• <idPackageFarm> <idPackageServer> RSE3003: Redundant outbound enabler connection for backend server 'idPackageServer' in backend farm 'idPackageFarm' was ignored
  <idAfariaFarm> <transmitterID> RSE3005: Mismatched outbound enabler instance for backend server 'transmitterID' in backend farm 'idAfariaFarm'
• Outbound enablers errors:
• <DnChannel-0000> OEE1053: The Outbound Enabler was unable to flush a packet to the Relay Server because of [MLC9: Unable to write 4 bytes. Network Error: An established connection was aborted by the software in your host machine. (winsock error code: 10053).]
  <DnChannel-0000> OEE1052: The Outbound Enabler was unable to write a OE_DNCHANNEL_NOOP(LIVENESS) packet to the Relay Server because of [MCL9: Unable to write 4 bytes. Network Error: An established connection was aborted by the software in your host machine. (winsock error code: 10053).]
  <UpChannel-0000> OEE1031: The Outbound Enabler access was denied by the Relay Server
  <UpChannel-0000> OEE1036: A network connection was closed by the Relay Server or an intermediary while the Outbound Enabler was reading from it

• SAP Relay Server (all supported versions)
• SAP Afaria 7.0

Content_length_too_large, maxAllowedContentLength , KBA , MOB-AFA , Afaria , MOB-SUP , Sybase Unwired Platform , MOB-ONP , SAP Mobile Platform on Premise , Problem