EX-99.A 2 a2025116zex-99_a.txt EXHIBIT 99.A EXHIBIT A AGREEMENT OF JOINT FILING The undersigned hereby agree that they are filing jointly pursuant to Rule 13d-1(f)(1) of the Securities Exchange Act of 1934, as amended, the Amendment dated August 10, 2000, containing the information required by Schedule 13D, for the shares of Common Stock of VINA Technologies, Inc. held by Sierra Ventures V, L.P., a California limited partnership, and Sierra Ventures VI, L.P., a California limited partnership. September 7, 2000 SIERRA VENTURES V, L.P. By: SV ASSOCIATES V, L.P. Its General Partner By: /s/ MARTHA A. CLARKE ADAMSON ------------------------------------ Martha A. Clarke Adamson, Attorney-in-Fact for the General Partners SV ASSOCIATES V, L.P. By: /s/ MARTHA A. CLARKE ADAMSON ------------------------------------ Martha A. Clarke Adamson, Attorney-in-Fact for the General Partners SIERRA VENTURES VI, L.P. By: SV ASSOCIATES VI, L.P. Its General Partner By: /s/ MARTHA A. CLARKE ADAMSON ------------------------------------ Martha A. Clarke Adamson, Attorney-in-Fact for the General Partners SV ASSOCIATES VI, L.P. By: /s/ MARTHA A. CLARKE ADAMSON ------------------------------------ Martha A. Clarke Adamson, Attorney-in-Fact for the General Partners
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