HP UX 11.x Operating Systems manual Non-E1/T1 Interface, Transmit Description Status Code

Using HDLC.FRAME Protocol

Status and Error Messages

	Non-E1/T1 Interface
	The following transmit completion status codes may be generated by the
	HDLC.FRAME protocol on a non-E1/T1 interface.
Table 3-1	Non-E1/T1 Interface Transmit Completion Status Codes
	Transmit	Description
	Status Code
	IO_OK	No error detected.
		This message was successfully transmitted to the
		receiving station.
	IO_DSBL	Terminal disabled.
		Messages cannot be transmitted by a disabled terminal.
	IO_LONG_MSG	There is a limit to the number of buffers which may be
	(Z7340A only)	used for a single transmit frame. If this limit is exceeded,
		the frame is flushed with this status code, and is not
		transmitted. Note: The Z7340A card has a configurable
		buffer size. A buffer size of 128 bytes or larger will
		prevent this problem from occurring.
	IO_SHRT_MSG	A zero length frame cannot be transmitted by the Z7340A
	(Z7340A only)	ACC.
	IO_TX_TMOUT	Cable or local modem fault.
		This message cannot be sent or acknowledged because of
		a bad clock or modem signal.

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