(312) 818-2605


Our Services:

At Chicago Business Phone Systems, we’re proud to offer a comprehensive range of services to meet all your Adtran Business Phone System needs. Whether you’re looking to buy, repair, service, install, or receive ongoing support for your business phone system, we’ve got you covered.

  • Purchase: As an authorized provider of Adtran Business Phone Systems, we make it easy for businesses in Chicago to upgrade their communication infrastructure. Our experienced team will work closely with you to understand your requirements and recommend the best Adtran solution to meet your needs and budget. We’ll handle the entire purchasing process, from selecting the right hardware to configuring your system, ensuring a seamless transition to your new phone system.

  • Repair: In the event of any hardware or software issues with your Adtran Business Phone System, our skilled technicians are here to help. We offer prompt and reliable repair services to minimize downtime and keep your communication channels up and running. Whether it’s troubleshooting connectivity issues, fixing hardware malfunctions, or resolving software glitches, you can trust us to quickly diagnose and resolve any problems to get your system back to optimal performance.

  • Service: Our service offerings extend beyond repairs to include ongoing maintenance and support for your Adtran Business Phone System. With our service plans, we proactively monitor your system, perform regular updates and optimizations, and address any technical issues that arise. Our goal is to ensure that your business phone system operates smoothly and efficiently, maximizing uptime and minimizing disruptions to your business operations.

  • Install: Our experienced technicians are skilled in installing Adtran Business Phone Systems efficiently and effectively. Whether you’re setting up a new system or upgrading an existing one, we’ll handle the installation process from start to finish, ensuring that your phone system is configured correctly and ready to use. We’ll work around your schedule to minimize disruptions to your business and ensure a smooth transition to your new communication infrastructure.

  • Support: At Chicago Business Phone Systems, we understand the importance of reliable support to keep your business running smoothly. Our knowledgeable support team is available to provide assistance via phone, email, or remote access, ensuring that you receive prompt and personalized support whenever you need it. Whether you have questions, concerns, or technical issues, we’re here to help you every step of the way.

Adtran NetVanta Unified Communications

  • NetVanta 7060
  • NetVanta 7100 
  • NetVanta Unified Communications Server 
  • NetVanta Business Communications System 
  • NetVanta Enterprise Communications Server 
  • NetVanta Business Application Server 
  • NetVanta UC Notification Server 
  • NetVanta UC 420e Platform 

Adtran Office Phone Systems, Repair, & Maintenance, Chicago

Empower Your Business Communications with Adtran Business Phone Systems from Chicago Business Phone Systems

In the bustling city of Chicago, Illinois, effective communication is essential for businesses to thrive. To meet the diverse needs of modern communication, Chicago Business Phone Systems proudly offers advanced Adtran Business Phone Systems. 

Benefits of Adtran Business Phone System

Adtran Business Phone System offer a multitude of benefits for businesses of all sizes, ranging from small startups to large enterprises. Here are some of the key advantages:

  • Scalability: Adtran Business Phone Systems are highly scalable, making them suitable for businesses with varying communication needs. Whether you’re a growing startup or an established enterprise, you can easily add or remove phone lines, extensions, and features as your business evolves.

  • Advanced Features: Adtran offers a comprehensive suite of advanced features designed to enhance communication and collaboration. From auto-attendants and voicemail-to-email to call forwarding and conferencing, Adtran Business Phone Systems empower businesses to communicate more effectively and efficiently.

  • Reliability: With Adtran’s reputation for reliability and quality, you can trust that your business phone system will provide consistent performance and uptime. Built on robust hardware and software platforms, Adtran Business Phone Systems are engineered to deliver dependable service, ensuring that your communication channels remain operational when you need them most.

  • Flexibility: Adtran Business Phone Systems offer flexibility to meet the diverse needs of modern businesses. Whether you prefer on-premises solutions, cloud-based deployments, or hybrid configurations, Adtran provides flexible deployment options to accommodate your preferences and requirements.

  • Cost-Effectiveness: Adtran Business Phone Systems offer cost-effective communication solutions without compromising on features or quality. With flexible pricing plans and transparent pricing structures, Adtran makes it easy for businesses to manage their communication expenses and optimize their budgets.

  • Integration: Adtran Business Phone Systems seamlessly integrate with other business applications and systems, allowing for greater efficiency and productivity. Whether you’re integrating with customer relationship management (CRM) software, email platforms, or other business tools, Adtran makes it easy to streamline workflows and enhance collaboration.


  • NetVanta 1550 Series: This series offers versatile Gigabit Ethernet switches designed for small to medium-sized businesses. They feature advanced Layer 3 routing capabilities, Quality of Service (QoS) support, and Power over Ethernet (PoE) options, making them ideal for building reliable and scalable networks.

  • NetVanta 1600 Series: The NetVanta 1600 Series includes high-performance Ethernet Access Devices (EADs) that provide Ethernet extension and demarcation for carrier and enterprise applications. These devices support Ethernet over Copper (EoC) and Ethernet over TDM (EoTDM) technologies, offering flexible connectivity options for businesses.

  • NetVanta 3000 Series: This series comprises versatile access routers designed to provide secure and reliable connectivity for small to medium-sized businesses. They offer features such as IPsec VPN, stateful firewall, Quality of Service (QoS), and Voice Quality Monitoring (VQM), making them suitable for converged voice and data applications.

  • NetVanta 4000 Series: The NetVanta 4000 Series includes modular access routers that offer a wide range of WAN connectivity options, including T1/E1, T3/E3, ADSL2+, Ethernet, and more. These routers support advanced features such as MPLS, VRRP, IPsec VPN, and Quality of Service (QoS), providing scalable and secure connectivity for branch offices and remote sites.

  • NetVanta 6000 Series: This series features Integrated Access Devices (IADs) that combine voice, data, and networking functions into a single platform. They support SIP trunking, IP PBX functionality, analog and digital voice interfaces, and advanced routing capabilities, making them ideal for small to medium-sized businesses seeking integrated communication solutions.

  • NetVanta 8000 Series: The NetVanta 8000 Series includes Multiservice Access Routers (MSARs) designed for carrier and service provider networks. These routers support a wide range of access technologies, including T1/E1, T3/E3, Ethernet, and DSL, and offer features such as MPLS, Carrier Ethernet, and IPsec VPN for scalable and secure connectivity.