tcp_error (CREATE_SESSION_FAIL, "Sessions couldn't be allocated")
tcp_error (ACK_OK, "Pure ACKs received")
tcp_error (ACK_INVALID, "Invalid ACK")
tcp_error (CREATE_SESSION_FAIL, "Sessions couldn't be allocated")
tcp_error (ACK_OK, "Pure ACKs received")
tcp_error (ACK_INVALID, "Invalid ACK")