SLU 1 bind parameters

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Table 1. SLU 1 bind parameters
Byte Bit Content Description
0   X'01' Format=0; BINDTYPE=COLD
1   X'03' FM Profile 3
2   X'03' TS Profile 3
3     PRIMARY LU PROTOCOLS
0 B'1' Multiple RU chains
1 B'0' Immediate Request Mode
2-3 B'11' Chain Response Protocol: Any
4-5 B'00' Reserved
6 B'0' No Compression
7 B'1' Primary can send End Bracket
4     SECONDARY LU PROTOCOLS
0 B'1' Multiple RU Chains
1 B'0' Immediate Request Mode
2-3 Note1 Chain Response Protocol
4-5 B'00' Reserved
6 B'0' No Compression
7 B'0' Secondary does not send End Bracket
5     COMMON LU PROTOCOLS (FIRST BYTE)
0 B'0' Reserved
1 Note2 FM Headers
2 B'1' Brackets can be used
3 B'1' Bracket Termination Rule 1 (Conditional)
4 B'0' EBCDIC (No Alternate Code)
5-7 B'000' Reserved
6     COMMON LU PROTOCOLS (SECOND BYTE)
0-1 B'10' Half-Duplex Flip-Flop
2 B'0' Primary ERP Responsibility
3 B'0' Secondary is First Speaker
4-6 B'000' Reserved
7 B'0' Secondary is Contention Winner
7 0-1 B'00' Reserved
2-7   SLU Send Pacing Count (Set by VTAM®)3
8 0-1 B'00' Reserved
2-7   SLU Receive Pacing Count (Set by VTAM)3
9 0-7 Set from user-defined receive any SLU to PLU RU Size
10 0-7 Set from user-defined outbuf size PLU to SLU RU Size
11 0-1 B'00' Reserved
2-7   PLU CPMGR Send Pacing Count (Set by VTAM)3
12 0-1 B'00' Reserved
2-7   PLU CPMGR Receive Pacing Count (Set by VTAM)3
13 0-7 X'01' LU Profile (LUTYPE1)
14-35   See Notes Remainder of Bind Area
Notes:
  1. IMS forces flip-flop mode.
  2. The preceding bind (bytes 0-6 and 13) overrides anything that might be in a logmode entry.
  3. You can do this by coding the VPACING parameter on the VTAM list LU definition or by specifying the appropriate mode table entry on the LU definition by using the VTAM DLOGMOD parameter.
  4. The remainder of the bind (bytes 14-35) can be specified if it is required by the device. It is taken from the logmode entry.
  5. Unattended operation must be specified in the logmode entry using the following:
    BYTE 18
    Bit 0
    0
    Initiates attended
    1
    Initiates unattended
    Bit 1
    0
    Does not alternate from attended/unattended during session
    1
    Alternates from attended/unattended during session

    IMS forces attended mode if the node is defined as the master terminal.

  6. IMS users should make the logmode entry according to the IMS definition.
  7. If the terminal sends SCS2 transparent fields (identified by a X'35' followed by one byte containing the field's length, followed by the transparent field), the bind image bit BINPDSB1=BINTRNDS (offset 17=01) must be set. IMS processes these fields by deleting the X'35' and length byte, and by passing the unaltered transparent field to the editing routine.
  8. IMS accepts a setting of B'10' (definite response), B'01' (exception response), or B'11' (either response). If a setting of B'00' is found, IMS sets B'01' if only the first component is defined, and B'10' if more than one component is defined.
  9. IMS leaves this bit on (FM headers allowed). If off, IMS leaves it off (FM headers not allowed) if only one component is defined, and sets it on if more than one component are defined.