Followed by the message, TSS9912E CPF Node(xxx ) send response timed out. Retry failed.
The TSS started task also generated several SVC dumps.
Component : CA Top Secret for z/OS
ENF,DISPLAY,LINK shows the links as active/ inactive.
You can try to reestablish nodes as follows:
1) F ENF,CCI(RECYCLE)
2) TSS MODI(CPF(KILL))
3) TSS MODI(CPF(ON))
4) Wait about 30 seconds to see if the nodes are ACTIVE again.