users@grizzly.java.net

Re: Streaming server with Grizzly

From: Survivant 00 <survivant00_at_gmail.com>
Date: Thu, 18 Sep 2008 14:06:29 -0400

I found this protocol
http://jstun.javawi.de/

but I wanted to validate if the Grizzly Community ever did or try to setup a
server/client through a NAT network.

Will be fun to try..(will give you the code when it's ready)

suggestions are welcome.

2008/9/18 Jeanfrancois Arcand <Jeanfrancois.Arcand_at_sun.com>

> Salut,
>
> Survivant 00 wrote:
>
>> does Grizzly have custom protocol handler to handler udp through NAT and
>> firewalled network ?
>>
>
> No, but should this configured at the JDK level? You have to train myself
> on that topic :-)
>
> A+
>
> --Jeanfrancois
>
>
>
>>
>>
>>
>> 2008/9/18 Oleksiy Stashok <Oleksiy.Stashok_at_sun.com <mailto:
>> Oleksiy.Stashok_at_sun.com>>
>>
>> Hi,
>>
>>
>> a little question. I would like to do as my next demo, a music
>> streaming server using Grizzly.
>>
>> Sounds very interesting! :)
>>
>>
>> Frist, there is a demo that do live broadcasting (not a push,
>> but continually sending data to all users). I don't know if I
>> should use async write or not.
>>
>> I would say yes - async write could be better to make server more
>> scalable.
>>
>>
>> any suggestion how I shoudl start and what I should consider in
>> my design ?
>>
>> Hmm... I don't have any experience in broadcasting audio/video.
>> However I would expect you should write such a protocol on top of
>> UDP, right? Probably with some reliability features.
>>
>>
>> I suppose that the client will have a buffer and no, or a
>> little, latency on the network, and no error recovery (the data
>> will be lost.. that's it)..
>>
>> Right. With UDP it's doable.
>>
>> Thanks.
>>
>> WBR,
>> Alexey.
>>
>>
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