Quality Analysis and Testing Services for SIP, VoIP, SBC and Mobility Services
15+ years of Specialized QA Services

About Us


About Us

With over 15 years of experience, Synsoft Global has established itself as a trusted provider of Quality Analysis and Testing Services for a diverse range of products, including SIP, VoIP, SBC (Session Border Controllers), and Mobility products. Our deep industry knowledge and expertise enable us to deliver exceptional testing solutions that ensure the reliability, functionality, and performance of your products.

At Synsoft Global, we believe that effective testing is essential for delivering high-quality products. Our qualified leadership team possesses extensive experience in setting the vision, defining strategies, planning, and resource management. With their guidance, we have built a talented workforce of competent testers who possess strong testing, analytical, and troubleshooting skills. Our testers are committed to upholding the highest standards of quality, ensuring that your products meet or exceed industry benchmarks.

Ready to ensure the quality and reliability of your products? Contact Synsoft Global today and let our experienced team of testers provide you with top-notch Quality Analysis and Testing Services. Together, we can elevate your products to new heights of excellence. Don't settle for anything less than perfection – choose Synsoft Global as your trusted testing partner. Get in touch now and experience the difference our expertise can make.

Trust our niche expertise in VoIP & SIP testing to elevate your communication systems to new heights.

Get in touch now!

Our Specialities

Unified Communications

We have experience in testing UC technologies that enable seamless communication across various devices and platforms.

Session Border Controllers

Our team has experience in performing Microsoft Teams Certification testing for various SBCs.

Cloud Communications Platform

We specialize in testing cloud-based VOIP applications that provide flexibility and scalability.

Softphones and Webphones

Our team has experience in testing softphones and webphones that provide a convenient way to communicate using VOIP technology.

Outlook Integrated Softphones

We specialize in testing Outlook integrated softphones that provide an easy way to make VOIP calls directly from your email client.

Mobile Unified Communications

Our team has experience in testing mobile UC technologies that enable seamless communication across various devices and platforms.

Fixed Mobile Convergence

We specialize in testing FMC technologies that enable seamless communication between fixed and mobile devices.

Enterprise Mobility and Cloud Services

Our team has experience in testing enterprise mobility and cloud services that provide flexibility and scalability to your organization.

On Demand

Network technologies

On Demand

Synsoft QA Services

Synsoft has 15+ years of experience in providing Quality Analysis and Testing Services for various SIP, VoIP, SBC (Session Border Controllers) and Mobility products (hardware & software).Our qualified leadership has expertise in setting the vision, defining strategy, planning and resource management, and our work-force of competent testers possess sound testing, analytical & troubleshooting skills.

Why Us?

  • Expertise in L2/L3 Networking and application layer protocols testing for SBC/CPE
  • We work with a "Never settle" attitude.
  • Industry standard automation tools experience.
  • FXS/FXO/TDM(T1/E1) - Functional, Conformance and Performance Testing.
  • The sheer "Attention-to-details" is the key to our success.
  • Have a successful track record of working with industry leaders.

Looking for top-notch QA services in VoIP? Trust our 15+ years of expertise in SIP, VoIP, SBC, and Mobility.

Contact us now!

Proven track record and hands-on experience

  • SIPp - SIPp is an open-source tool which is widely used for automating tests for SIP protocol based VoIP applications. Our expertise lies in integrating the tool with a test framework and/or using it as a stand-alone application.
  • CDRouter - We can integrate CDRouter into an automation framework and report results from the same.
  • Selenium is quite an industry-standard now in terms of automated functional testing of web-applications. We have a proven-track record in using the tool and have delivered efficiently. Being open-source, the tool is cost-effective without compromising on quality.
  • Ruby- Expertise in creating automation framework for SBC/CPE/Router testing using Ruby. We have successfully used Ruby based automation framework for Session Border Controller testing and integrated SIPp, Selenium and CDRouter tools to the framework.
  • SoapUI - SoapUI is a well-known tool for testing Web-Services.
  • FXS/FXO/PRI Testing - FXS and FXO are ports used by POTS (Plain Old Telephone System) or, simply analog phone lines. TDM (T1/E1) carriers are used throughout the world for carrying large volumes of calls containing both voice and data. With our expertise in these technologies we can significantly improve the quality of your Session Border Controller (SBC) or trunking services. We are well versed with automated functional, conformance and performance testing for these services and have expertise with related industry standard test tools like VQuaD Dual UTA and MAPS-SIP, MAPS-ISDN from GL Communications and Spirent.

Get ahead of the competition by availing our trusted QA services for your VoIP based product.

Reach out to us now!

What We Provide

Test-bed Installation and Configuration
Synsoft Global specializes in setting up and configuring test beds, ensuring a reliable and efficient infrastructure for comprehensive testing. Our experts handle the installation and configuration of necessary hardware and software components, optimizing the testing environment for accurate results.
Software/Tool Installation and Configuration
We take care of the installation and configuration of software and testing tools, ensuring that your QA team has the necessary resources to conduct effective testing. Our professionals have extensive experience in working with various testing tools and can seamlessly integrate them into your existing testing framework.
Test Scenario Identification and Test Script Preparation
Our dedicated team excels in identifying relevant test scenarios based on your telecom solutions. We meticulously prepare test scripts that cover all critical aspects, ensuring comprehensive test coverage. By tailoring our approach to your specific requirements, we enable thorough testing and accurate evaluation of your products.
Automation Requirements Identification
We understand the importance of automation in streamlining testing processes. Our experts identify automation requirements within your testing framework and recommend suitable automation tools and techniques. By automating repetitive and time-consuming tasks, we enhance efficiency and accelerate the overall testing cycle.
Tool Evaluation and Identification
With a vast knowledge of testing tools available in the market, we assist you in evaluating and selecting the most appropriate tools for your QA needs. Our team thoroughly assesses the features, capabilities, and compatibility of various tools, ensuring that you have the right resources to achieve optimal results.
Test Execution and Reporting
At Synsoft Global, we excel in executing tests with precision and rigor. Our experienced QA professionals conduct thorough testing based on the identified scenarios and scripts, meticulously recording and analyzing the results. We provide comprehensive test reports that highlight the strengths and areas for improvement, enabling you to make informed decisions and enhance the quality of your telecom solutions.


Years Experience


Success Rate


Client Retention


Platform Experience

Desktop apps, mobile apps, web apps, VoIP OS.

Operating System Experience

All Windows, Macintosh (PPC, Intel, Apple Silicon M Series), Linux, Cisco routers/switches. Android, iOS, Blackberry, Symbian - now discontinued.

Virtualization Platforms



Cisco, Polycom, Grandstream, Snom, Yealink.


Client Appreciation


"Everyone here is thrilled with the quality of the work you all are doing."

"Thanks for your diligence and ingenuity in WFH."

"Excellent work on the release while juggling too many other tasks! Thanks for all of your diligence."

"Thank you so much team, everyone showed the perfect example of teamwork."

"Thank you for the report, it looks good.
Once again, as always , the team has responded to the demands of circumstances, and delivered both scheduled and unscheduled tasks on time, professionally, and with quality. Our thanks to all, "

"Just wanted to express my gratitude and appreciation for all the hard work the teams have put into closing/resolving all of the ATT Jiras over the last few releases. This team has tackled a monumental effort, specifically with the Redundancy cases while adding new features and resolving many of the incidental issues that pop up. This team deserves the recognition for the effort and I personally thank everyone for their contributions. If I have missed anyone, my apologies, please forward this to them.
Great work and thank you!"

"Team, Thank you for the report, it looks great. And thank you for your continued contribution to an impressive volume of quality work . "

"Thank you and the team for their ongoing efforts, and excellent work. And for responding to our often late and urgent requests for assistance. "

"the whole QA team!
On behalf of the whole team here in SJ (and remote)—we want to say thank you to you all for getting two versions out (on time). "

"Congratulations on the hard work that team always puts in. Consistent excellent work. Yes, we have challenges with team shifting but we do our best as always. Convey my thanks to the whole team. "

"Congratulations team!
A big thank you to the entire team for pulling a lot of extra hours to get the release delivered under the wire. "

"You have a very competent and dedicated team and we are fortunate to have you as part of our Engineering family. I am always eager to discuss and project to my peers and management the team’s value and contributions to our success. "

Let's Discuss Requirements

Leverage our specialized expertise in VoIP testing to achieve a superior communication ecosystem, fortified against vulnerabilities and tailored to your unique requirements.

Book a quick consultation!

Quick Query Solutions


Here are some common security threats that SIP, VoIP, SBC, and mobility services can be vulnerable to:
  • Eavesdropping
  • Denial-of-Service (DoS) and Distributed Denial-of-Service (DDoS) Attacks
  • Call Spoofing and Caller ID Manipulation
  • Man-in-the-Middle (MitM) Attacks
  • Toll Fraud
  • Registration Hijacking
  • and more.
Synsoft Global specializes in VoIP QA services such as Penetration Testing, Vulnerability Assessment, Security Auditing, that can help in identifying such security threats. To know more about our VoIP quality testing services, write to us.

SBC Quality Testing plays a crucial role in ensuring that the SBC devices perform optimally. By establishing performance benchmarks, conducting load testing, and assessing call quality, we can identify and address potential bottlenecks, optimize configurations, and scale the SBC infrastructure to handle expected call volumes.
Additionally, through security assessments, vulnerability scanning, and interoperability verification, SBC Quality Testing helps protect against threats, ensure reliability, and validate seamless communication with various SIP devices and network elements. Synsoft’s SBC Quality Testing enables us to ensure high-performance, secure, and reliable communication services.

SIP Quality Testing and SBC Quality Testing focus on different aspects of communication services. To understand SIP testing and SBC testing we need to understand the functionality of SIP and SBC in the communication service…
In the 7-layer OSI (Open Systems Interconnection) model, the The SIP phone operates at the Application Layer (Layer 7) of the OSI model. It is responsible for initiating and receiving SIP-based communication sessions, handling call setup, media transmission, user interaction, and signaling between SIP endpoints. SIP phones utilize various communication protocols and codecs at the Application Layer, such as SIP (Session Initiation Protocol) for call signaling and RTP (Real-time Transport Protocol) for media transmission.
The SBC device operates primarily at the Session Layer (Layer 5) and the Transport Layer (Layer 4) of the OSI model. SBCs handle the establishment, control, and termination of communication sessions between networks, which typically involves protocols such as SIP, H.323, or others. At the Session Layer, SBCs provide session control, call routing, protocol translation, and security enforcement functions. At the Transport Layer, SBCs handle tasks like NAT traversal, firewall traversal, and QoS management to ensure the smooth flow of data packets between networks SIP Quality Testing service involves testing SIP components, such as testing SIP phones (softphones and hardphones), testing SIP servers (proxies, registrars), testing other SIP-enabled devices. SIP Quality Testing ensures that all SIP components communicate effectively, maintain call quality, and handle SIP signaling properly. SBC Quality Testing service, on the other hand, focuses specifically on testing the SBC devices themselves, including testing their hardware, software, configuration, and integration with the overall communication infrastructure.

Absolutely. At Synsoft Global, our QA services cater to both on-premises and cloud-based solutions for SIP, VoIP, SBC, and mobility services. Our expert team is well-versed in designing and executing comprehensive testing strategies to ensure the reliability and performance of your communication systems, regardless of the deployment model.

We prioritize data security throughout our VoIP testing process. Our dedicated team follows industry best practices and adheres to strict security protocols to maintain the confidentiality and integrity of your sensitive data. We take robust security measures to safeguard your information and ensure compliance with data protection standards.

Yes, we offer comprehensive ongoing support and maintenance services for the tested SIP, VoIP, SBC, and mobility systems. Our team is readily available to address any issues that may arise post-testing, providing updates, patches, and troubleshooting assistance to ensure the continued optimal performance of your communication services.

To get started with our specialized QA services, simply fill out our contact form or book a meeting on the calendar link provided on this website. We will be delighted to discuss your specific requirements, provide a tailored testing solution, and guide you through the process of enhancing the quality and reliability of your SIP, VoIP, SBC, and mobility solution. Trust Synsoft Global for exceptional QA expertise backed by 15+ years of experience in these domains.