Network Equipment Technologies, Inc.. The Group's principal activity is to develop and sell voice and data networking solutions. Its enterprise customer base includes large enterprises adopting unified communications and small- to large-sized businesses implementing new Voice-over-IP technologies. Its government customers include a variety of federal and international agencies and organizations, including civilian and defense agencies and resellers to such entities. The VX Series and Quintum Series product lines provide enterprise customers with voice interoperability solutions that enable existing private branch exchange and IP-PBX systems to work together with new unified communications platforms and IP-based service provider networks offering SIP trunking services. The VX Series also provides IP-based solutions to government agencies requiring high bandwidth efficiency and call performance for secure voice communications. The Quintum Series also provides traditional VoIP switching gateway solutions.