We are on z/OS 2.4 and need to goto 3.1. We never did the z/OS 2.5 upgrade
and as I understood, this was an action item for zOS 2.5. So, how do we
convert the "DEVICE", "LINK" and "HOME" statements for TCPIP V3.1
*This is what we currently use in TCPIP:*
; VIPA definition (EE)
*DEVICE* VIPA00     VIRTUAL 0
*LINK*   VIPAL00    VIRTUAL 0 VIPA00
;

; Enterprise Extender Definitions (EE)
*DEVICE* IUTSAMEH MPCPTP
*LINK  * IUTSAMEHL MPCPTP IUTSAMEH
;

; OSA8100 is a OSA Express feature (CHPID=01)
*DEVICE *OSA8000 MPCIPA NONROUTER AUTORESTART
*LINK*   OSAL8000 IPAQENET OSA8000
;

According to:
https://www.ibm.com/docs/en/zos/2.5.0?topic=cnha-steps-converting-from-ipv4-ipaqenet-device-link-home-definitions-ipv4-ipaqenet-interface-statement
I come up with this, but obviously miss something:
; VIPA definition (EE)
;DEVICE VIPA00     VIRTUAL 0
;LINK   VIPAL00    VIRTUAL 0 VIPA00
INTERFACE VIPAL00
  DEFINE VIRTUAL
  IPADDR 10.64.14.106
  PORTNAME VIPA00
  VIRTUAL 0
;
; Enterprise Extender Definitions (EE)
;DEVICE IUTSAMEH MPCPTP
;LINK   IUTSAMEHL MPCPTP IUTSAMEH
INTERFACE IUTSAMEHL
  DEFINE MPCPTP
  IPADDR 10.64.14.107
  PORTNAME IUTSAMEH
;
;DEVICE OSA8100 MPCIPA NONROUTER AUTORESTART
;LINK   OSAL8100 IPAQENET OSA8100
INTERFACE OSAL8100
  DEFINE IPAQENET
  IPADDR 10.64.14.105
  PORTNAME OSA8100
  NONROUTER AUTORESTART
and I commented out the HOME statements.

I cannot seem to get this to work. What is confusing to me is the VIRTUAL 0
part and we also do not have any "additional parameters" as per the
documentation.
I created another TCPIPX proc, pointing to the new PROFX member.
When I stopped the original TCPIP and start TCPIPX, it comes up, but not
happy with these messages:













*EZZ0162I HOST NAME FOR TCPIPX IS LP2
EZZ0300I OPENED PROFILE FILE DD:PROFILE
 EZZ0309I PROFILE PROCESSING BEGINNING FOR DD:PROFILE
EZZ0401I SYNTAX ERROR IN FILE: DD:PROFILE ON LINE: 180 AT:
'PORTNAME'EZZ0324I UNRECOGNIZED STATEMENT PORTNAME FOUND ON LINE 180
    EZZ0318I MPCPTP WAS FOUND ON LINE 187 AND INTERFACE TYPE WAS
EXPECTEDEZZ0324I UNRECOGNIZED STATEMENT AUTORESTART FOUND ON LINE 197
 EZZ0328I DEVICE OSA8100 ON LINE 385 HAS NOT BEEN DEFINED OR HAS
BEEN DELETED
EZZ0328I DEVICE IUTSAMEH ON LINE 386 HAS NOT BEEN DEFINED OR HAS
BEEN DELETED                                                     EZZ0316I
PROFILE PROCESSING COMPLETE FOR FILE DD:PROFILE             EZZ0303I
INITIAL PROFILE FILE CONTAINS ERRORS                        EZZ0641I IP
FORWARDING NOFWDMULTIPATH SUPPORT IS ENABLED             EZZ0351I
SOURCEVIPA SUPPORT IS ENABLED                               EZZ0338I TCP
PORTS 1 THRU 1023 ARE RESERVED                          EZZ0338I UDP PORTS
1 THRU 1023 ARE RESERVED                          EZZ4248E TCPIPX WAITING
FOR PAGENT TTLS POLICY*



*EZZ4202I Z/OS UNIX - TCP/IP CONNECTION ESTABLISHED FOR TCPIPX  EZB6473I
TCP/IP STACK FUNCTIONS INITIALIZATION COMPLETE.       EZAIN11I ALL TCPIP
SERVICES FOR PROC TCPIPX ARE AVAILABLE.*



*EZD1313I REQUIRED SAF SERVAUTH PROFILE NOT FOUND
  EZB.INITSTACK.MANZANA.TCPIPX                                    EZD1176I
TCPIPX HAS SUCCESSFULLY JOINED THE TCP/IP SYSPLEX GROUP EZBTCPCS*

And it also did not start TN3270 as the original TCPIP did.

Any ideas, as I am obviously missing something?
Also, how can I test this new parms without stopping and starting TCPIP
address space each time? I knew my predessor used something like
"OBEYFILE", but I am not sure if this would be the best way to change these
definitions - after I figured out what needs to change to what.

Thank you.

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