Read or Write reports 'Device error (CIP extended) 0x03010101: Connection failure: No buffer available'
This error occurs when you are frequently closing and opening connections to the PLC.
TCP connections are not freed up immediately upon disconnect. They go into a TIME_WAIT state that can last several minutes.
If you are opening/closing connections at a rate that is faster than the TCP TIME_WAIT state, buffer resources will soon be exhausted.
ASComm.NET manages connections for you.
Follow these guidelines to avoid buffer exhaustion: