We provide comprehensive technical support for a full range of FTTx solutions, including:

• 
  Optical Line Terminals (OLT
• Optical Network Terminals (ONT)
• Network Management Systems
• Access and Aggregation Equipment

Our support team consists of factory-trained engineers, each with over 20 years of hands-on experience in the field. Their expertise spans installation, configuration, troubleshooting, and performance optimization across diverse deployment environments.

Comprehensive Technical Support Services

• Break/Fix: Rapid hardware and software issue resolution to get you back on track
• Configuration: Customized system setups for peak performance
• Troubleshooting: Swift and accurate diagnostics for even the toughest challenges
• Moves/Adds/Changes (MAC): Smooth transitions and seamless integration for all your devices

Service Offerings

• Flexible Contract Terms and Professional Service Offerings
• Telephone & Email Support
• 8x5 Standard Support
• 24x7 Enhanced Critical Response
• Remote & On-Site Troubleshooting Rapid diagnosis and resolution of hardware and software issues
• System Configuration & Optimization Tailored setup and tuning to meet specific network performance goals
• Firmware & Software Upgrades Guidance and execution of updates to ensure stability and security
• Training & Knowledge Transfer Customized sessions to empower your team with operational confidence
• Deployment Support Assistance during rollout phases to ensure smooth integration and minimal downtime
• Lifecycle Management Strategic planning and support to extend the life and efficiency of your FTTx infrastructure
   

Expert Technical Support

With a team of factory-trained technicians, we provide fast resolutions.

Our experts provide secure remote support for quick diagnostics and fixes, saving you time and downtime. If needed, we replicate and analyze issues in our advanced PSI lab for deeper insights.

Why Choose PSI to support your equipment?

With extensive hands-on experience and a proven track record, we specialize in minimizing downtime, optimizing system performance, and delivering peace of mind. PSI is dedicated to support customers to maximize the reliability and uptime of their networks.
 

Comprehensive Solutions

From troubleshooting and configuration to Moves/Adds/Changes (MAC), we handle it all with precision.

Factory Trained Staff

Our factory trained engineers provide expert support.

They are best-in-class and know DZS equipment inside out. They are former DZS support engineers that have provided technical support for DZS for more than 20 years.

Flexible, Reliable & Secure

8x5 support or 24x7 critical response, our services can be adapted to your needs.

Our experts are trained to resolve your problem as quickly as possible. We provide secure remote access to get you up and running fast.

PSI Lab

Our lab consists of a variety of OLTs, ONTs, switches, CPE and many other components.

PSI has equipment from many manufacturers that we sell and support, helping our staff to provide you with extensive interoperability testing and troubleshooting capabilities.

Custom Support Packages

In addition to our standard and enhanced packages, custom support packages are also an option. We can design a custom support package to suit your needs.

Contact us to discuss your unique requirements, explore our affordable pricing options, and build a customized support package.

Support Portal (Coming Soon)

PSI will soon offer a fully searchable database packed with:

• Product documentation
• Technical bulletins
• Detailed datasheets

Elevate Your Operations:

Future-proof your network:

Let PSI help future-proof your network. Our team of engineers and system architects can help you migrate to current network technologies.

• Transition Support: Our engineering team provides expert guidance to help transition to new technologies seamlessly
• Compatible Device Exploration: Collaborate with PSI to explore CPE devices that are fully compatible with your existing infrastructure
• Testing Services: Leverage the PSI Testing Lab to validate new technologies before deployment
   

Contact us to discuss your network setup, explore pricing, and strategize the perfect support package.

About PSI

PSI has been a trusted name in telecommunications since 1983, offering over 30 years of expertise in selling and supporting network and telecom equipment. Since 1999, we've specialized in FTTx, TDM, and network routing technologies, providing proven solutions that minimize downtime and boost performance. With a team of elite engineers—each bringing more than 20 years of hands-on troubleshooting experience—PSI is uniquely equipped to deliver dependable, expert support for your network infrastructure.