Portlet Mode supported by web methods 7.1

I am new bee to webmethods IS, i have some questions related to portlet mode supported by webmethods

  1. Dose it supports CONFIG Mode, defined in JSR 168 ? If yes how can i access it ??
  2. Does it supports EDIT_DEFAULTS mode ??
    3 . How can i save the portlet preferences at global level applicable to all the portlet users via EDIT_DEFAULT mode ??

Thanx in advance