VTAM® issues this message as part of a group of messages in response to a DISPLAY EEDIAG,TEST=YES command. This message indicates that the EE connectivity test request has been initiated. The first message in this message group is IST2119I. See the explanation of that message for a complete description.
z/OS® Communications Server SNA
You can display the module that issues a SNA message in the message by setting the MSGMOD start option to YES. See Adding the originating module to the message text for more information about the MSGMOD start option.
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