EZD1930I

Explanation
 The Sysplex Distributor server is switching from
the active server because of  the reason specified. 
 In the
message text:  destipaddr 
The distributed DVIPA.
portnum
The distributed port.
tcpstackname
The name of the TCP/IP stack.
mvsname
The name of the MVS™ system
where the TCP/IP job is running.
reason 
The cause of the switch.  Possible values are: THE TARGET SERVER IS NOT READY
The target server has a ready count of 0.
THE PATH TO THE TARGET SERVER IS INACTIVE
The datapath to the XCF target is inactive.
AUTOSWITCHBACK TO THE PREFERRED SERVER OCCURRED
The preferred server was previously either not ready, or the datapath
was inactive and the sysplex distribution was switched to a backup
server.  The preferred server is now ready, or the datapath is active,
so the sysplex distribution has switched back to the preferred server.
THE TSR IS 0%
The Target Server Responsiveness of the server is 0%.
THE ABNORMAL TERMINATION LIMIT OF 1000 HAS BEEN REACHED
The target server reported that out of 1000 transactions, all
of them terminated abnormally.
THE SERVER HEALTH IS 0%
The target server reported a health of 0%.

System action
 TCP/IP continues.

Operator response
 Not applicable.

System programmer response
 Fix the problem after analyzing the
message. If the server is not ready, verify  that the target server
is in LISTEN state.  If you cannot fix the problem,  then contact
your IBM® support center with
the TCP/IP profile, system log and a dump.

User response
 Not applicable.

Problem determination
 Not applicable

Source
 z/OS® Communications
Server TCP/IP: Configuration & Initialization

Module
 EZBXFWLM

Routing code
 10

Descriptor code
 12

Automation
 No

Example
  EZD1930I HOT STANDBY SERVER FOR 10.61.0.1 PORT 6000 AT TCPCS ON VIC018 IS  INACTIVE - 
         THE TARGET SERVER IS NOT READY