Int 68/AH=06h

APPC/PC - CHANGE NUMBER OF SESSIONS

AH = 06h
DS:DX -> control block (see #03705)

Return:
Control block updated

Format of APPC/PC "Change Number of Sessions" control block:

Offset  Size    Description     (Table 03705)
00h 12 BYTEs   reserved
0Ch    WORD    1500h (verb "Change Number of Sessions")
0Eh  6 BYTEs   00h
14h    WORD    (big-endian) primary return code (see #03681)
16h    DWORD   (big-endian) secondary return code (see #03668,#03706)
1Ah  8 BYTEs   (big-endian) logical unit ID
22h  8 BYTEs   blanks
2Ah  8 BYTEs   (big-endian) partner logical unit name
32h  8 BYTEs   (big-endian) mode name
3Ah    BYTE    bit 7:
Use MODE_NAME_SELECT_ALL rather than MODE_NAME
bit 6:
Set negotiable values
3Bh    BYTE    partner logical unit mode session limit
3Ch    BYTE    minimum CONWINNERS_SOURCE
3Dh    BYTE    maximum CONWINNERS_TARGET
3Eh    BYTE    automatic activation
3Fh    BYTE    00h
40h    BYTE    flags
bit 7:
Drain target
bit 6:
Drain source
bit 5:
Target responsible, not source


(Table 03706)
Values for secondary return code (see also AH=01h/SF=1B00h):
0000h  accepted
0001h  negotiated
0003h  bad logical unit ID
0004h  allocation failure, no retry
0005h  allocation failure, retry
0151h  can't raise limits
0153h  all modes must reset
0154h  bad SNASVCMG limits
0155h  minimum greater than total
0156h  mode closed (primary return code = 1).
CNOS mode closed (primary return code = 18h)
0157h  bad mode name (primary return code = 1).
CNOS bad mode name (primary return code = 18h)
0159h  reset SNA drains
015Ah  single not SRC response
015Bh  bad partner logical unit
015Ch  exceeds maximum allowed
015Dh  change SRC drains
015Eh  logical unit detached
015Fh  CNOS command race reject
Category: Network - Int 68h - A
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