Calabasas-based network testing equipment and software developer Ixia has named a new President and CEO, saying Thursday afternoon that it has appointed Bethany Mayer to the new position. Mayer was most recently Senior Vice President and General Manager of HP's Network Functions Virtualization (NFV) business. Mayer also has served at Blue Coat Systems, Cisco Systems, and Apple Computer. Ixia also said that Mayer will join the company's board of directors. Ixia said that Mayer's appointment becomes effective the day after Ixia becomes current in its periodic filings with the Securities and Exchange Commission.