Getting TVF101 message and the interface to TCPIP does not initialize.

Document ID : KB000052594
Last Modified Date : 14/02/2018
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Description

Getting a TVF101 message with an HPNS error.

Solution

  TVF101 IBM HPNS INTERFACE INITIALISATION FAILURE 4 - UNABLE TO OBTAIN NODE ID 
  N3B220 TCPIP START (TYPE=IBM) FAILED, 7 - IBM MODULE NM520 INITIALISATION FAIL 

VMCF was not started on the LPAR. It can be started by issuing the following: S EZAZSSI

The IBM z/OS Communications Server IP Configuration Guide describes how VMCF can be configured.

Check the index for EZASSI as the location in the manual changes with the release.