IP6HDR | Back to Index page

| Prolog Control Block Contents IP6HDR 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.

IP6HDR Control Block Content | Top of page

     IP6HDR DSECT
    Top of page

    Hex   Dec Type/Val   Lng Label (dup)    Comments
    ---- ---- --------- ---- -------------- --------
    0000    0 Structure      IP6HDR         IP (Internet Protocol) Header
          IP Header for IPv6 (ETHTYPE = x'86DD').
    0000    0 Bitstring    1 IP6VER         +00 IP Version || Traffic Class
    0001    1 Bitstring    3 IP6FLOW        +01 Traffic Class || Flow label
    0004    4 Bitstring    2 IP6PLLN        +04 Payload Length
    0006    6 Bitstring    1 IP6NHTP        +06 Next Header type
              0000003A       IP6ICMP        58 IP6ICMP - ICMPv6
    0007    7 Bitstring    1 IP6HPLMT       +07 Hop Limit
    0008    8 Bitstring   16 IP6SRC         +08 IPv6 Source Address
    0018   24 Bitstring   16 IP6DEST        +18 IPv6 Destination Address
              00000028       IP6NEXT        * +28 Start of next element
              00000028       IP6LENTH       *-IP6HDR Length of IPHDR for IPv6
          ICMP v4 v6 Header - Mappings for this block are based on
          RFC 4884 (April 2007) which updates RFC 792 and 4443.

IP6HDR Storage Layout | Top of page

    *** IP6HDR - IP (Internet Protocol) Header
    *
    *     +------+--------------------+-------------+------+------+
    *   0 |IP6VER|      IP6FLOW       |  IP6PLLN    |:NHTP |:HPLMT|
    *     +------+--------------------+-------------+------+------+
    *   8 |                        IP6SRC                         |
    *     |                                                       |
    *     +-------------------------------------------------------+
    *  18 |                       IP6DEST                         |
    *     |                                                       |
    *     +-------------------------------------------------------+
    *  28
    *
    *** IP6HDR - IP (Internet Protocol) Header

IP6HDR Cross Reference | Top of page

    Symbol         Dspl Value
    -------------- ---- -----
    IP6DEST        0018
    IP6FLOW        0001
    IP6HPLMT       0007
    IP6ICMP        0006 0000003A
    IP6LENTH       0018 00000028
    IP6NEXT        0018 00000028
    IP6NHTP        0006
    IP6PLLN        0004
    IP6SRC         0008
    IP6VER         0000

This information is based on z/VM 7.2.0 Last updated on 24 Jun 2020 at 09:28:39 EDT.
Copyright IBM Corporation, 1990, 2020