JOINDER AGREEMENT February 2, 2017

Reference is hereby made to that certain Agreement and Plan of Merger, dated as of January 30, 2017 (the “Merger Agreement”), by and between Keysight Technologies, Inc., a Delaware corporation (“Parent”), and Ixia, a California corporation (the “Company”). Unless otherwise defined herein, terms used herein shall have the meanings given to them in the Merger Agreement.

WHEREAS, the Merger Agreement provides that promptly following the execution and delivery thereof, Parent shall form a new wholly owned subsidiary as a California corporation and Parent shall cause such entity to, and such entity shall, sign a joinder agreement to the Merger Agreement and be bound thereunder;

WHEREAS, the undersigned, Keysight Acquisition, Inc., a California corporation (“Merger Sub”), was duly incorporated by Parent on February 1, 2017;

NOW, THEREFORE, in consideration of the foregoing, the mutual covenants, representations, warranties and agreements set forth in the Merger Agreement, and other good and valuable consideration, the receipt and sufficiency of which are hereby acknowledged, intending to be legally bound, Merger Sub agrees as follows:

The provisions of Article 8 of the Merger Agreement are incorporated herein mutatis mutandis.

IN WITNESS WHEREOF, Merger Sub has executed this Agreement as of the date set forth above and agrees to be bound by the terms of the Merger Agreement applicable to Merger Sub.