0000907303-05-000005 S-8 3 20050114 20050114 20050114 F5 NETWORKS INC 0001048695 3576 911714307 WA 0930 S-8 33 333-122054 05530196 401 ELLIOT AVE WEST STE 500 SEATTLE WA 98119 2062725555 401 ELLIOT AVE WEST STE 500 SEATTLE WA 98119 F5 LABS INC 19990305 S-8 1 f5-s8jan05.txt F5 FORM S-8 JANUARY 2005 EX-23 2 exh231tos8jan05.txt CONSENT OF PUBLIC ACCOUNTING FIRM EX-5 3 hewmex5-1opinion.txt OPINION OF HELLER EHRMAN WHITE & MCAULIFFE LLP