}PDRAFT}WHO' O FIRST EXPLOITIN NETWORK WIT DATABASES I orde fo heterogeneou network t wor togethe effectively the nee t kno abou eac other Mos network hav fil o user an resources bu yo (o th application nee t kno th righ addres t ge t them Ther i n genera standard an s eac user/applicatio need t kno th namin convention acros th network i i using Gateway provid proto co translatio an access bu don' hel peopl operat withi othe en vironments I othe words t tal t someon i Franc outsid o Paris Frenc isn' enough yo nee t kno littl geography. Th tw article followin addres tw differen aspect o thi issue syste underpinnings i particula director services an applications i particula database-base E-mail Al o these o course ar idea sup por fo an example o potentia OS/ serve applications althoug th specifi item her ar (initially UNIX-based.