0000912057-00-004452 8-K 2 20000128 5 7 20000208 ACTIVE VOICE CORP 0000869554 3661 911235111 WA 0331 8-K 34 000-22804 526952 2901 THIRD AVE STE 500 SEATTLE WA 98121-9800 2064414700 2901 THIRD AVE SUITE 500 SEATTLE WA 98121 8-K 1 000091205700004452-001-seq1-8-k.txt FORM 8-K EX-2.1 2 000091205700004452-002-seq2-ex-2-1.txt EXHIBIT 2.1