Why does the ESP master come up Quiesced after an IPL?
When applying maintenance ESP was restarted in quiesce mode. This was to ensure nothing was wrong or no errors occurred during startup.
A master, two proxies, and a shadow were started with the quiesce parm.
After maintenance, when everything looks good:
Go to page mode and run: OPER RESTART (to take ESP out of the quiesced state)