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Knowledgebase : Frequently Asked Questions > General > VoIP Terminology
3GPP Third Generation Partnership Project: A collaboration under the International Telecommunication Union aimed at creating a third generation mobile phone specification system that is globally applicable. \n\nAPI\n\n Application Programming Int...
MEAN OPINION SCORE (MOS) is a test used in telephony networks to obtain a human user's perspective of call quality in a particular network. Customers can obtain MOS scores for their networks by visiting: Will my internet connection and network support ...
VoIP services offered by ESI Hosted Services are both robust and cost-effective platforms for delivering communications to business; however, much of what makes our services so great for customers is due to the nature of the service operating over the ...
The Session Initiation Protocol (SIP) is a text based protocol used by ESI Hosted Services to manage call flows and provide telephony service over the internet. SIP is an RFC2833 text message standard; SIP messaging is structured in the format of messa...
PDD - POST DIAL DELAY WHAT IS IT? - It is the delay experienced between the time you dial a number and receiving any audible signal. It is typically encountered when placing an outbound call on both SIP trunks and/or Hosted phone systems. HOW LON...
One of our resellers has advised us that customers using XLite softphone are being advised to upgrade their version to 4.8.2. When the user does this, the application stops working on our platform. The account is unable to Enable. To fix this you have...
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