Looking to replace your outdated Avaya Phone System? 

Grandstream offers a superior IP PBX..

The UCM series is the next logical step to better performance at lower cost that the LEGACY systems listed below. Click for more info on Grandstream Products from DCP Services.

LEGACY Avaya IP Office Solutions

Legacy Avaya 500 IP V2

IP Office Basic Edition

Ideal for small and growing businesses, Basic Edition provides basic voice telephony and messaging, including voice mail, message to email conversion, call forwarding, audio conferencing, automated attendant and growth to 100 users.

IP Office Essential Edition

Builds on the Basic Edition by adding IP telephony and mobility features, including one-number access and dial by name / extension. Scales to over 350 users.

IP Office Preferred Edition

All the features of Basic and Essential Editions with integrated unified communications, including IM and presence, web collaboration, mobile access, video, and call recording. Integration with business applications along with a multi-channel contact center is also provided.

Avaya IP Office User Licenses

IP Office provides flexible user solutions tailored to fit the needs of different kinds of employees, from those who only require basic capabilities, to Office Workers with collaboration needs to Power Users that are highly mobile. IP Office Basic and Essential Edition customers receive standard telephony features. IP Office Server Edition and IP Office Select customers may choose unified communications licenses such as Office Worker or Power User on an employee by employee basis. IP Office Preferred Edition has Mobile Worker and Teleworker options in addition to the Office Worker and Power User.

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The  larger Avaya BCM450 is capable of expanding to about 300 extensions either IP or digital. The entire line of BCM IP telephones sets  are supported The new portfolio delivers small to medium-sized businesses and branch offices an award winning converged voice and data solution, providing a choice of IP-enabled or digital /IP mix. 

Business Communications Manager offers the features businesses of all sizes require like telephony, unified messaging, Voip Telephony, multimedia call center, interactive voice response, IP routing and data services such as firewall, and more


The LEGACY Avaya BCM50 is capable of expanding to about 70 extensions digital or IP. Business Communications Manager 50 is an all-in-one, affordable platform for converged voice and data communications; ideal for small to medium businesses with 3 to 50 users. Business Communications Manager 50 provides advanced capabilities such as robust telephony features, voice messaging and unified messaging, IP networking, Internet access, contact centers, mobility solutions and IP telephony. 

Contact us for support of Legacy systems


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