Converged Communication Systems

Chicago Headquarter CCS Nortel Support Group
Nationwide Sales and Support: 877-950-7999
Email us at
Nortel Northbrook sales, install, & support!

Business Communication Solutions
Migrate your Nortel promotions!
Nortel, Norstar, Meridian, BCM, Option, Avaya Sales,
Support, Service & Nationwide Maintenance

Converged Communication Systems

Converged Communication Systems is a premier solutions provider that focuses on sales, services, support, and maintenance for your business telephone systems and data networking products. Our support group specializes in Nortel and Avaya products, however work as your telecommunication and IT specialists to provide a complete solution based around your business needs. We specialize in serving the Chicagoland area focusing primarily on the Northbrook and surrounding suburbs. For more information call our centrally located Nortel northern Chicago based support, dispatch, and distribution center at 877-950-7999. Also, visit our headquarter website for more information at

Contact us for more information at 877-950-7999.

SIP Phone System, SIP Servers, Avaya SIP PBX, SIP Soft Phone and more:

CBeyond XO Communications Globalcom
SIP Providers and SIP Trunks over Data T1
We work with all service providers nationwide to provide your with voice and data services. SIP trunks can be placed over your data internet T1 to allow calling into your business. We sell and support many SIP vendors including Cbeyond, XO Communications, ATT and more.

Microsoft Communicator 2007
Microsoft Communications Server 2007
Presence based applications is one of the benefits of SIP technologies. Allow your instant messaging device to see the status of your phone and integrate the two. Avaya communication manager and some Nortel products allow for this integration.

1140e Nortel
Nortel Meridian 1 Option 11, 61, 81
Nortel Meridian Option 11C, Option 11C Mini, Option 61C, Option 81C or the entire Meridian Communication Portfolio including Succession and Meridian SL-100 allows sip enablement. This is a legacy box that allows backwards integration with upgrades and hardware update.

Communication Server
Nortel Communication Server
Nortel CS 1000 and the entire familiy for communication servers all sip tie ins. These enterprise class type switch allows for sip trunks, sip deskphones, and sip server interation.

SRG Nortel ACM
Avaya and Nortel Remote Gateways
Avaya and nortel have survivable remote gateways that allow h.323 and sip to be leveraged to provide enhanced functionality. Local survivable processor LSP regarding Avaya s8300, s8500, and s8700.

Avaya SIP Phones, IP Soft Phone, SIP Server
Avaya One-X Mobile allows mobile users to leverage sip on cellular phones. One-X unified communicator is a desktop browser that users can go to perform presence based activities. ACM Call Server allows SIP trunking and SES SIP Servers to integrate. Take advantage of Avaya migration promotions. SIP Gateway, SIP proxy, SIP applications, SIP pstn, sip termination, sip call center, sip voip phone, sip voice mail and more. 9640 and 9650 phones allow flexibility of either voip h.323 or sip. For more information

Call our Nortel Support Headquarters at 877-950-7999

Nortel Converged Illinois Support Group and the CCS Nationwide Sales and Support division is ready to assist with your voice and data equipment needs. We service principal cities and surrounding areas ranging from Nortel Northbrook, Nortel Chicago, Nortel Illinois, Nortel Des Plaines, Nortel Evanston and the rest of the Nortel Illinois footprint. Contact us at 877-950-7999 for more products and services. Check out our customer showcases to see how we helped multiple site offices leverage migration offers to Avaya IP Office with VoIP, SIP, and unified communication technologies to improve business efficiencies.