IBM Magstar 3494 Network Card User Manual


 
Table 28. Reserved File
Length Name Description
80 Data Set Header 1 Table 32 on page 312
80 Data Set Header 2 Table 33 on page 312
Tape Mark
recl Reserved File Identifier recl>=1. This record must be present; however, neither its length nor
contents are checked or used by the control unit. Note: The minimum
record length written to tape is 18 bytes.
N*recl Reserved File Records N is a variable number of file records. N=0 is valid, recl>=1, records
not checked or used by the control unit. Note: The minimum record
length written to tape is 18 bytes.
Tape Mark
80 End of File 1 Table 34 on page 313
80 End of File 2 Table 35 on page 313
Tape Mark
Table 29. Export Status File
Length Name Description
80 Data Set Header 1 Table 32 on page 312
80 Data Set Header 2 Table 33 on page 312
Tape Mark
80 Export Status File Identifier Table 30
N*80 Export Status File Records N=0 is valid. N is a variable number of file records. See Table 31 on
page 311.
Tape Mark
80 End of File 1 Table 34 on page 313
80 End of File 2 Table 35 on page 313
Tape Mark
Table 30. Export Status File Identifier
Bytes Name Description
0–12 Title Text “EXPORT STATUS”
13 Field Delimiter Blank character
14–15 Version “01”
16 Blank Blank character
17–32 User Field This 16 byte field is not checked or used by the control unit
33–79 Retained, Not checked This field is not checked or used by the control unit
310 Magstar 3494 Tape Library Operator Guide
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