As the main workhorse in the OPNET Modeler family, this flavor accelerates the R&D process for analyzing and designing communication networks, devices, protocols, and applications.
Riverbed OPNET Modeler® Suite comprises a suite of protocols and technologies, and features a sophisticated development environment. By modeling all network types and technologies (including VoIP, TCP, OSPFv3, MPLS, IPv6, and more), OPNET Modeler lets you analyze realistic simulated networks to compare the impact of different technology designs on end-to-end behavior. OPNET Modeler Suite lets you test and demonstrate technology designs in realistic scenarios before production; increase network R&D productivity and accelerate time to market; develop proprietary wireless protocols and technologies; and, evaluate enhancements to standards-based protocols.
Cost-effectively predict the performance of a real application in a simulated network environment and accelerate time-to-market for network technologies and solutions.
Compared to competitive solutions, OPNET Modeler boasts the fastest discrete event-simulation engine on the market.
Save time with access to the largest, most comprehensive library of open source, discrete event simulation models for the IT industry.

With its open interface, you can integrate external object files, libraries, and other simulators.
With OPNET Modeler, you can visualize network simulation results in a rich, integrated environment.

“OPNET Modeler has proven itself an essential tool for system design.”
Senior Product Engineer, Communication Systems, Technology Department, Indra
“Modeling with OPNET means that we can confidently deliver design specifications that save time and money right from the beginning of the design lifecycle. OPNET has now become an acknowledged tool for assessing the performance implications when delivering advanced services over BT's new 21st Century Broadband Network.”
Broadband/21C Performance Lead Designer, BT
“Booz Allen has been using OPNET products for over 10 years. The Booz Allen SAFECOM team selected OPNET because of the high fidelity of its products, which is a paramount consideration for matters of public safety.”
Program Manager, Booz Allen Hamilton
“Our SS7-over-IP OPNET models enable us to accurately represent the behavior of next-generation signaling technology with high fidelity. Modeler’s detailed statistics give us valuable insight into how design alternatives will perform in realistic customer scenarios.”
Network Planning Engineer, Professional Services, Tekelec
“Modeler serves as a catalyst in our R&D process and enables us to deliver advanced WiMAX solutions to the marketplace months before our competition.”
Director, Systems Engineering, Aperto Networks
"OPNET Modeler eliminates the need to build real test setups to design and evaluate our protocols and algorithms, saving us time and money. Modeler includes a broad library of models supported out-of-the-box while giving us the ability to quickly develop custom protocol and application models, significantly accelerating our network research."
Director, Middle East Mobile Innovation Center, Intel Corporation
“By modeling our cutting-edge technology in OPNET Modeler we are able to cut costs and accelerate time-to-market. We can thus concentrate our R&D resources on the differentiating aspects of our projects where we can realize true competitive advantage.”
Project Leader, NEC Network Laboratories
“OPNET’s extensive model library saves us from having to develop our models from scratch. We can quickly design prototype network architectures and then leverage OPNET’s scalable virtual environment to accurately predict the performance impact of alternative architectures, topologies, and changes in traffic.”
Advanced Engineering & Sciences, ITT Industries
“We have optimized our war game simulations ... with Modeler's high-fidelity communications effects simulation. We can now represent the reality of battlefield communications in our defense project simulations, enabling us to better support our customers.”
Technology Manager, Mission Systems, Large International Defense Contractor
“OPNET provides us the flexibility to develop real time models of military communication systems for application within larger synthetic environments and test beds.”
Chief Systems Engineer, Communications Modeling, Large International Systems Integrator
Back to TopLeverage three different simulation technologies to efficiently tradeoff simulation detail and speed
Accelerate model design with more than 400 out-of-the-box protocol and vendor device models from Modeler’s library
Quickly correlate graphical results with network behavior by replaying simulations

OPNET Modeler software helps network R&D organizations to boost productivity, improve product performance and quality, and accelerate time-to-market for fixed and wireless communication technologies. It comes in three flavors.
As the main workhorse in the OPNET Modeler family, this flavor accelerates the R&D process for analyzing and designing communication networks, devices, protocols, and applications.
Use this flavor for when you want high-fidelity modeling, simulation, and analysis of a broad range of wireless networks.
Specially designed for the unique R&D requirements of the defense community, including research and development of network protocols and architectures crucial to Network-Centric Warfare implementations.