ATB70003I   TP name tp_name specified on inbound allocate request is not valid. It is the name of a SNA service TP that APPC/MVS does not support.

Explanation

APPC/MVS received an inbound allocate request (FMH-5). The field in the FMH-5 that specifies the TP name is not valid. It is the name of a SNA service TP that APPC/MVS does not support.

In the message text:
tp_name
The TP name specified in the side information or on the TP_name parameter on the call to Allocate.

System action

APPC/MVS deallocates the conversation with a sense code of TPN_not_recognized (X'10086021').

System programmer response

Contact the support center for the system that sent the request. Provide the sense code and the message explanation.

Programmer response

Contact the system programmer.

Source

APPC/MVS