Phone: (469) 634-4200


A software platform designed for the rapid deployment of protocols stacks

Provides Performance and Functional testing

Designed to take advantage of the latest COTS processor and NFV technology

Provides very high performance and capacity, scaling to over 200+ million subscribers and/or 1.2 million transactions per second

GUI control & configuration
Tests Subscriber Management, Policing and Charging, Diameter Routing, eMBMS, IoT/M2M/MTC

Tests SMS, IMS, Wifi/WLAN Offload, 3G/4G/LTE Packet Core

Dictionary and AVP/IE analysis and validation.


Developing Solutions, Inc.
Unique Network Testing Solutions


Control and User Plane

Verify procedures across multiple interfaces

Combine interfaces to work together for coordinating a test solution
that wraps around a single node or simulates many server nodes

Policy, Charging, Authentication, Subscriber Management



Developing Solutions, Inc.
Unique Network Testing Solutions

dsTest SmartEvents SmartMonitor

Available with dsClient GUI

- Trace the movement of a subscriber through your SmartEvents
- See notifications for each state change and status change
- Monitor the number of subscribers in each state
- Monitor Operational Measurements as events occur

dsTest in the Cloud

dsTest leverages COTS multicore server resources to achieve the high performance required in the EPC.   dsTest supports NFV, with OpenStack™ cloud, Amazon™ cloud, and other hypervisor implementations.  Instances of dsTest can be scaled up on multiple VMs as needed to solve network testing needs.  Licensed testing capacity and resources can be divided and shared  across multiple dsTest instances. Read More 

Functional & Compliance Testing

dsTest provides sophisticated tools for traffic simulation and verification of functional and compliance of LTE and EPC interfaces, protocols and standards-based message flows: GTP, S1AP, MTC/CIoT, eMBMS, SIGTRAN, MAP,  CAMEL,  SGsAP, RANAP,  LCS-AP/LPP, Diameter, RADIUS, DHCP, DNS.          Read More

The Internet of Things

Machine-to-Machine (M2M) communications is a key segment in future cellular mobile packet data networks.  Some outside forecasts show that the MTC analytics industry will grow robustly over the next several years.   dsTest supports the Control Plane and User Plane optimizations that have be specified for Cellular Internet of Things (CIoT), including those for the S1, S5/S8, and S11 interfaces.  Read More

IMS VoLTE Testing

Developing Solutions’  IMS interface applications, including SIP, Rx, Cx/Dx, Sh/Dh, Ro/Gy, and Rf/Gz, and EPC Core interface applications  allow end-to-end VoLTE testing capabilities in 3G/4G/5G packet core networks.   Developing Solutions’ VoLTE environment simulates the wide range of  interfaces required to support VoLTE calls, including verification of routing of dynamic policy and charging transactions between many core EPC elements.  Read More