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FAQ

Questions about environment and features

. Can I use the service even if my PC is inside a firewall (reverse proxy or NAT)?

Yes. You can use the service even when your PC is inside a firewall.
However, if you are connecting via a proxy server you may experience slower connection speeds.
Such a delay can be avoided by opening port 1935 outward.

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So a broadband environment is recommended. What is going to happen if the speed is slower than that?
Also, is it possible to use it by PHS mobile communication devices (AirH or P-in)?

We object the video frame rate or compression to the speed of the line.
You may not use a PHS environment because dealing with the data packets takes the transmission speed of 128kbps down to 64kbps.

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What kind of security is used for login-ID and video/voice/data communication?

SSL is used for all the communication except video and voice.
Video and voice are secured by our original technology, which is proprietary.
However, it is not as secure as SSL.

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What kind of video/voice codec is used?

Flash is used for video encode/decode.
We use the Sorenson Spark codec made by Sorenson Media.

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What kind of protocols and ports are used?

RTMP is Macromedia's original protocol used in Flash Communication Server.
For more details, please refer to the Macromedia website.

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Can people overseas attend the meeting?

Yes, anywhere there is broadband people can attend a meeting.

Which camera can I use? Which do you recommend?

You can use any camera if it can be connected to a PC.
DV cameras or digital cameras connected by Fire Wire (IEEE1394) also can be used.
We recommended a USB-CAM30V(VC). Click here for details.

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