S6a Interface

Diameter load tester S6a interface test solution
4G Conformance
S6a Interface

Diameter load tester S6a interface test solution


S6a interface is between the MME and HSS. The S6a interface test solution from Valid8 enables conformance or load testing of this interface,

What It Can Do For You

Tests the S6a interface.

Why It’s Different

  • Scalable software-based architecture can run on a range of hardware from COTS and high-end customer provided hardware to Virtual Machines and the Cloud (e.g. Amazon AWS) for maximum versatility and performance
  • Web-based UI is easy to learn
  • HTTP API enable integration with automation test systems and other equipment
  • Stateful modeling provides accurate emulation of network elements



  • Authentication Information requests/answers 
  • Update Location requests/answers 
  • Notify requests/answers 
  • Purge requests/answers 
  • Reset requests/answers 
  • Insert Subscriber Info requests/answers
Configurable Parameters
  • ‍Call session length
  • Concurrent calls/endpoints

Automation API

User commands can be fully automated using the HTTP API. This includes performing all test control functions as well as collecting results and metrics.


The application’s subsystems can be edited directly in the browser using TDL or by using the graphical tools seen below. The Message Workshop allows for creating of test scenarios directly from the hex stream of a remote capture, while the Graphical Editor allows for creating customized call scenarios by dragging and dropping the call flow to meet your test needs.

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Use Cases

HSS Under Test

For testing the HSS Server, the Valid8 Tester can generate S6a traffic to test performance and stability.

Supported Scenarios:
  • AIR/A
  • ULR/A
  • CLR/A
  • NOR/A
  • PUR/A
  • RSR/A
  • ISR/A
S6a Interface
S6a Interface

Summary of Specifications


  • 3GPP TS 29.272 (S6a)
  • IETF RFC 6733, IETF RFC 3588, IETF RFC 5516 (Diameter)
  • IETF RFC 4960 (SCTP)
  • IETF RFC 793 (TCP)

Product Details

S6a Interface

All Solutions

Valid8 exports its products strictly in accordance with all US Export Control laws and regulations which shall apply to any purchase or order. Specifications are subject to change without notice.

500 West Cummings Park, Suite 6550 Woburn, MA 01801
p: +1-855-482-5438
f: +1-781-996-3708

Ordering Information

Product Name: Diameter Load Tester 

Product Code: diameter-load-tester

Datasheet Page

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