BRYAN COSTALES; GEORGE JANSEN; CLAUS AFSMANN ET AL. SENDMAIL BRYAN COSTALES ; GEORGE JANSEN AND CLAUS AFSMANN WITH GREGORY NEIL SHAPIRO - - SHROFF 2008 - xxiv, 1282 p. ISBN: 9788184044225 Subjects--Topical Terms: NETWORK SYSTEMS Dewey Class. No.: 004.692 COS / BRY