Andriy Rybalchenko
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Articles
Recent activity by Andriy Rybalchenko-
Dealing with Incomplete or Partial E-Fax Reception
Overview Customers sometimes may experience issues with their e-fax service, where they only receive one page or partial pages of multi-page faxes from multiple numbers or a page header taking the ...
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Troubleshooting Call Issues in Smart Office Applications
Overview Call issues in Smart Office applications can arise due to various network-related problems, including user network settings, server and proxy configurations, SIP anomalies, and VPN routing...
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Are there limits on the incoming fax sizes or number of pages?
Overview You may wonder how many pages incoming faxes can have or what is the max file size of the incoming faxes. Solution There is no limitation on the number of pages or files zie of the incomin...
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"Unexpected error has occurred - please contact your system administrator" error when assigning numbers in batches
Overview You want to (re)assign multiple numbers via single batch operation and keep getting the "Unexpected error has occurred - please contact your system administrator" error. <supportagent> Pre...
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Unable to Receive International Calls
Overview You encounter an issue where international incoming calls do not reach the TN (telephone number). Moreover, you do not see any call attempts hitting your SBC. <supportagent> Prerequisites ...
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Calls from the third-party SIP Device to MS Teams Fail
Overview Calls to MS Teams numbers made from a particular third-party SIP device fail. The call rings for an MS Teams user but fails after the user attempts to answer the call. <supportagent> Prere...
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Outbound Calls through Edgemarc Started Failing
Overview All of the outbound calls through Edgemarc started to fail. <supportagent> Prerequisites Screenconnect access Hepic access Edgeview access </supportagent> Solution To start with troubles...
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Outbound and Inbound Calls via Edgemarc Stopped Working
Overview You have Edgemarc set up, everything worked as expected, and suddenly you are unable to make outbound calls and receive inbound calls. <supportagent> Prerequisites Edgeview access Edgema...
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Calls from Zoom phone to MS Teams number do not complete
Overview You noticed that calls to a particular MS Teams number made from Zoom phone do not complete. Calling from mobile works normally. <supportagent> Prerequisites Screenconnect access Hepic ac...
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A particular number is not reachable
Overview You may experience an issue with a particular TN being unreachable - you cannot receive calls for the number. <supportagent> Prerequisites Screenconnect access APIM admin role PSX access ...