0000891618-99-005792 8-K 2 19991220 5 7 19991222 CISCO SYSTEMS INC 0000858877 3576 770059951 CA 0731 8-K 34 000-18225 99778705 170 WEST TASMAN DRIVE SAN JOSE CA 95134-1706 4085264000 225 WEST TASMAN DRIVE SAN JOSE CA 95134-1706 8-K 1 000089161899005792-001-seq1-8-k.txt FORM 8-K EX-99.1 2 000089161899005792-002-seq2-ex-99-1.txt EXHIBIT 99.1