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Frequently Asked Questions

Information regarding frequently asked questions on Arcstar Universal One Virtual in a list.

1-10 / 61 items

About the necessary information when the connection to vApp is not available.

When you cannot connect to the virtual network via vApp (Windows), please contact us after acquiring the information from [A] to [C] below.

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I cannot connect to the Virtual Network via vApp.

If you cannot successfully connect to the virtual network via vApp, please follow the steps below to check the settings.

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I cannot connect to a destination UserNetwork.

If you cannot connect to a destination UserNetwork, check your settings by following the steps below.

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What is the meaning of vApp (Windows) error codes?

The meaning of vApp (Windows) error codes and the solution for them are as follows.

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What is the meaning of vApp (iOS/MacOS) error codes?

The meaning of vApp (iOS/MacOS) error codes and the solution for them are as follows.

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What is the meaning of vApp (Android) error codes?

The meaning of vApp (Android) error codes and the solution for them are as follows.

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How can I connect vAdapter?

For how to connect vAdapter, click "See More".

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I cannot connect properly.

We have prepared several answers for different usage patterns of the service. Click "See More" for details.

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I cannot connect even if I have reinstalled vApp(Windows) and Microsoft Visual C++ 2010 SP1 Redistributable Package.

In case you cannot connect even if you have conducted reinstallation of vApp(Windows) and Microsoft Visual C++ 2010 SP1 Redistributable Package, please confirm your usage enviroment by following this procedure.

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I can successfully connect to the Internet, but cannot connect to the UNO virtual using the vApp / vAdapter.

This service uses the following communication protocols and ports for communication.
Check if your network devices which are used between vApp/vAdapter and the Internet allow transparent communication by the following protocols.

  [TCP]80, 443, 5061
  [UDP]80, 443, 500, 1701, 4500, 123, 5060, and 5061

If your FW, mobile router, etc. restrict the protocols above, change the settings of the relevant devices.

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