SENA Serial_IPTM Redirector 4.3 - Manual (Page 75)

The Log panel can also contain error messages showing error codes that sometimes relate to specific causes.
They include:
CONNREFUSED
Most likely cause: The TCP port number is incorrect, or the serial server is not properly configured
to accept connections at that port number.
NETUNREACH, TIMEDOUT, or HOSTUNREACH
Most likely cause: The IP address number is incorrect.
NAMETOOLONG, AFNOSUPPORT
Most likely cause: The IP address as entered is a malformed hostname.
ADDRNOTAVAIL
The specified address is not available.
NETDOWN
The network has failed or the specified IP address is incorrect.
CONNABORTED, CONNRESET, NOTCONN, SHUTDOWN, EDISCONN
The server has disconnected from the network. This may be caused either by a server failure, an
incorrect IP address and/or TCP port number, or by a misconfigured server.
All errors containing Internal error, contact tech support
These message indicate serious errors conditions that require the attention of your company's
technical support resource.