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Communication as a Service (CaaS)

* Hosted IPPBX

* Generally Operates Converged using 1 Network Cable, POE Switch, V-LAN tagging, & QOS Router

* Operates over Broadband Internet/OTT VOIP, SIP Trunking, VoWiFi, VoLTE

* Service Providers Operate and Maintain their Infrastructure

* Support is readily available. Many companies make their own changes, add users, & run Administrative Actions Independently

IP Telephony/ IPPBX

* Voice Server/Switch

* Generally operates as an Application on a Company’s LAN

* Can operate Converged using 1 Network Cable, POE Switch, V-LAN tagging, & QOS Router

* 3rd Party Vendors supply Equipment and Software from companies like Avaya, Cisco, Polycom, Mitel, ShoreTel, etc.

* Generally 3rd Party Support is available, possibly required to Service, Maintain, keep current with Software Upgrades & Fixes.

Hybrid PBX

* Voice Switch/CPU

* Runs on Older Generation Infrastructure

* Uses Traditional Analog, T-1, PRI Voice Lines

* Digital and 1st generation IP Telephones for Teleworkers mostly

* Can be Costly to Maintain & Operate

* Limited 3rd Party Support is available to Service, & Maintain

 

 

 

 

PBX (Public Branch Exchange), KSU (Key Service Unit)

* Runs on Obsolete Infrastructure

* Uses Traditional Analog Voice Lines, T-1

* Expensive to Operate and Maintain

* Very Limited 3rd Party Support is currently available

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