VNABK Back to Index page
 
Prolog 
Control Block Contents 
   VNABK DSECT
Storage Layout 
Cross Reference (Contains links to field and bit definitions)
Programming Interface Information:
This information is NOT intended to be
used as Programming Interfaces of z/VM.


  VNABK Prolog Top of page
  
 NAME       : HCPVNABK
 DESCRIPTION: Virtual Network Authorization Block
 DSECT      : VNABK
 FUNCTION   :
              Define a structure to represent a Virtual Network
              Authorization to a restricted Guest Lan or Vswitch.
 LOCATED BY -
   LANACLHD - The LAN Block
 CREATED BY :
              CP DEFINE LAN command
              CP SET    LAN command
              CP SET VSWITCH command
 DELETED BY :
              CP DETACH LAN processing
              CP DETACH VSWITCH processing
 REFERENCES :
              HCPEQUAT COPY - General CP equates
 RELOCATION CONSIDERATIONS : None
 
 
  VNABK Control Block Content Top of page
  




 VNABK DSECT
Top of page


Hex   Dec Type/Val   Lng Label (dup)    Comments
---- ---- --------- ---- -------------- --------
0000    0 Structure      VNABK          Virtual Network Authorization Block
0000    0 Address      4 VNAFPNT        Pointer to Next VNABK
0004    4 Address      4 VNABPNT        Pointer to Previous VNABK
0008    8 Bitstring    1 VNAVPORT       Port type attribute
0009    9 Bitstring    1 VNAFLAGS       VNABK Flags
          1... ....      VNAPAUT        X'80' VNAPAUT - Promiscuous Mode
                                        Authority
          .1.. ....      VNANPRM        X'40' VNANPRM - Promiscuous Mode
                                        Denied
          .... 1...      VNAUPLOW       X'08' VNAUPLOW - Uplink Priority
                                        - Low
          .... .1..      VNAUPNOR       X'04' VNAUPNOR - Uplink Priority
                                        - Normal
          .... ..1.      VNAUPHIG       X'02' VNAUPHIG - Uplink Priority
                                        - High
          .... 111.      VNAPQRES       VNAUPLOW+VNAUPNOR+VNAUPHIG
                                        VNAPQRES Used to reset
000A   10 Signed       2 VNANVLN        Number of authorized vlans
000C   12 Character    8 VNAUSER        USERID
0014   20 Signed       4 VNAPORT        Port number
0018   24 Address      4 VNAVLANS       Ptr to DVLHEAD (Authorized VIDs)
001C   28 Bitstring    1 VNAPMFLG       Port management flags
          1... ....      VNAGENRC       X'80' VNAGENRC - Generic port
                                        configuration
          .1.. ....      VNATMPCF       X'40' VNATMPCF - Temporary port
                                        (auto delete)
001D   29 Bitstring    1 VNACFSRC       Configuration source
          00000001       VNACFESM       1 VNACFESM - Config by ESM
          00000002       VNACFDNA       2 VNACFDNA - Config by Directory
                                        (NICDEF)
          00000003       VNACFCMD       3 VNACFCMD - Config by Command
          00000004       VNACFLGR       4 VNACFLGR - Config by Relocation
001E   30 Bitstring    2 *              Reserved
      End of the VNABK.
0020   32 Bitstring    1 VNA$END (0)    End of the VNABK
          00000020       VNABKLN        *-VNABK Length of VNABK in bytes
          00000004       VNABKSZ        (*-VNABK+7)/8 Size of VNABK in
                                        doublewords
 
 
  VNABK Storage Layout Top of page
  
          
*** VNABK - Virtual Network Authorization Block
*
*     +---------------------------+---------------------------+
*   0 |         VNAFPNT           |         VNABPNT           |
*     +------+------+-------------+---------------------------+
*   8 |:VPORT|:FLAGS|  VNANVLN    |         VNAUSER-          |
*     +------+------+-------------+---------------------------+
*  10 |          -(00C)           |         VNAPORT           |
*     +---------------------------+------+------+-------------+
*  18 |         VNAVLANS          |:PMFLG|:CFSRC|/////////////|
*     +---------------------------+------+------+-------------+
*
*** VNABK - Virtual Network Authorization Block
 
 
  VNABK Cross Reference Top of page
  
 
Symbol         Dspl Value
-------------- ---- -----
VNA$END        0020
VNABKLN        0020 00000020
VNABKSZ        0020 00000004
VNABPNT        0004
VNACFCMD       001D 00000003
VNACFDNA       001D 00000002
VNACFESM       001D 00000001
VNACFLGR       001D 00000004
VNACFSRC       001D
VNAFLAGS       0009
VNAFPNT        0000
VNAGENRC       001C 80
VNANPRM        0009 40
VNANVLN        000A
VNAPAUT        0009 80
VNAPMFLG       001C
VNAPORT        0014
VNAPQRES       0009 0E
VNATMPCF       001C 40
VNAUPHIG       0009 02
VNAUPLOW       0009 08
VNAUPNOR       0009 04
VNAUSER        000C
VNAVLANS       0018
VNAVPORT       0008
 
This information is based on z/VM 7.3.0 Last updated on 22 Jun 2022 at 15:57:49 EDT.
Copyright IBM Corporation, 1990, 2022