807 Host or gateway not responding:

 524 TCP Error: TCP Rcv failed

 519 TCP Error: TCP abort failed (MacTCP)

 518 TCP Error: TCP release failed (MacTCP)

 517 TCP Error: TCP close failed (MacTCP)

 516 TCP Error: invalid stream pointer.  TCP close failed (MacTCP)

 515 TCP Error: open call failed. Can't open TCP socket (MacTCP)

 514 TCP Error: TCP status failed (ftp)

 513 TCP Error: couldn't listen for new TCP connection (MacTCP)

 512 TCP Error: Couldn't make new TCP stream

 511 TCP Error: failed to get IP address (MacTCP)

 510 TCP Error: data failed to be added to Q (TCP Net Write)

 509 TCP Error: failed to get TCP status

 508 Fatal Error: cant allocate TCP buffer

 504 Local host or gateway not responding

 108 Error closing net on ftp

   0 Error unknown