FCD Port Data Section

Offsets		Name	Length	Format	Description
0	0	R747PNUM	1	EBCDIC	Port number.
1	1	R747PADR	1	EBCDIC	Port address.
2	2	R747PTFL	1	binary	Port type flags. Bit Meaning when set 0 Port type is single CU. 1 Port type is multiple CU. 2 Port type is CHPID. 3 Port type is switch. 4-7 Reserved.
3	3	R747PSFL	1	binary	Status flags. Bit Meaning when set 0 Port type is not unique. 1 ID is not unique or not known. 2 Channel on caller's system. 3 Port installed. 4 Port status changed. 5 Port has been removed. 6 Port has been activated. 7 No measurement data available for this port.
4	4	R747PCU	2	binary	Connector id (CU) or channel path. Note: In case of a channel path, the CHPID can also be addressed as a one-byte field R747PCP at offset 5.
6	6	R747PCUN	1	binary	Number of connector CUs.
7	7	R747PNPC	1	binary	Number of Connector sections.
8	8	R747PXPC	2	binary	Index of first Connector section.
10	A	R747PPFL	1	binary	Port flags. Bit Meaning when set 0 Port information was returned at least once for this port. 1 Port information showed this port not installed. 2 Port information showed link failure condition. 3 Port information showed this port offline. 4 Statistics were returned at least once for this port. 5-7 Reserved.
11	B		5		Reserved.
16	10	R747PFPT	8	l_float	Frame pacing time (in units of 2.5 microseconds).
24	18	R747PNWR	8	l_float	Number of words received.
32	20	R747PNWT	8	l_float	Number of words transmitted.
40	28	R747PNFR	8	l_float	Number of frames received.
48	30	R747PNFT	8	l_float	Number of frames transmitted.
56	38	R747PNER	8	l_float	Number of errors.
64	40		8		Reserved.
72	48	R747PAND	32	EBCDIC	Node descriptor of attached unit.