Alteon WebSystems (IPO, acquired by Nortel)

Gigabit ethernet switches, adapters and load balancers)

Aruba Networks (IPO)

High performance WLANs
 

Atmosphere Networks (acquired by Ditech)

Multi-service optical access equipment

Cedar Point Communications

VOIP platform

ClearCube

PC blades for enterprises

Com 21(IPO)

Cable modems based on ATM technology

Copper Mountain (IPO)

Digital subscriber line equipment

CoSine Communications (IPO)

IP service delivery platforms
 

Crossbeam

Network security platform

Cyan Optics

Packet optical solutions

Data Robotics

Automated data storage solutions

DSL.Net (IPO)

DSL services

EqualLogic (acquired by Dell)

Developer of storage systems

inCode Telecom (acquired by VeriSign)

Strategic and engineering consulting for wireless industry

Infoblox

Developer of network services appliances

Isilon Systems (IPO)

Clustered NAS systems

Kazeon (acquired by Touch Micro)

Storage indexing and search appliance

Netscaler (acquired by Citrix)

Application networking systems

Pivot3

Scalable storage solutions

Ramp Networks (IPO, acquired by Nokia)

Internet access devices for small office, home office market

Repeater Technology (IPO)

Wireless network base stations
 

RGB Networks

Video processing equipment for cable and IPTV carriers

ShoreTel (IPO)

IP based voice systems for enterprises
 

Starent Networks (IPO)

Wireless data services platform

Telera (acquired by Alcatel)

IP applications network

Vina Technologies (IPO)

Integrated voice and data networking equipment