(Two hours into an ISA2004 expert.part1.rarTwo hours into an ISA2004 expert.part2.rarThe return of the king of ISA2004? As an upgraded version of the famous routing-level network firewall Microsoft?InternetSecurityandAccelerationServer2000 (hereinafter referred to as ISAServer2000), Microsoft Microsoft? InternetSecurityandAcceleration (ISA) Server2004 (hereinafter referred to as ISAServer2004) was released on March 13. Compared with ISAServer2000, what new functions are there worth waiting for? This section specifically introduces the new features of ISAServer2004, and introduces the main functions newly added in ISAServer2004 with pictures and texts.)