I JOINED INDIAN NAVY ON 03-02-2003 AND RELEASED BY MEDICAL BOARD ON 31-08-2004.I SUBSEQUENTLY GOT APPOINTMENT IN INDIAN POSTAL DEPARTMENT(CENTRAL GOVERNMENT SERVICE) ON 1-4-2006 AND WORKED IN THE POSTAL DEPARTMENT TILL 28-12-2002 AND APPOINTMENT TO TAMIL NADU EDUCATIONAL SERVICE AS TRAINED GRADUATE TEACHER ON 29-12-2012.I WISH TO KNOW WHETHER I AM ELIGIBLE FOR OLD PENSION SCHEME WITH GPF ACCOUNT.I ALSO WISH TO KNOW WHETHER THE BREAK IN SERVICE FROM 01-9-2004 TO 31-3-2006 COULD BE TREATED AS EXTRA ORDINARY LEAVE FOR HIGHER STUDIES