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Rafeeq Ur Rehman
Rafeeq Ur Rehman is founding director of Argus Network Security Services, Inc. He is an HP Certified System Administrator and CCNA with more than nine years' experience in UNIX and network administration, as well as C and database programming. His books include The Linux Development Platform; Solaris 8 Training Guide (310-043): Network Administrator Certification; and HP Certified: HP-UX System Administration. He is a contributing writer for SysAdmin Journal and Linux Journal.