or stomp/mqtt over websockets?

On Sun, Nov 17, 2013 at 5:22 AM,  <garb...@gmx.de> wrote:
> Hello,
>
> I search an efficient transport for remoting behind a firewall. I need to 
> control several hundred machines in several 100 locations that are all behind 
> a firewall (one firewall for each site). That firewall:
> - denies incoming connection / opening of ports
> - allows outgoing connections, be it http or any other protocol / port.
> - is behind a mobile data connection (in about 10% of the sites the machines 
> are run at). That means there is no direct public ipv4 address available
>
> Because of this I suspect a xmpp or similar based solution that "polls" for 
> requests from the outside would be ideal. But because the machines have 
> nothing to do most of the time (I would say idle 95% of the day) the 
> connection from the machine to the central controller should be "efficient". 
> By efficient I mean:
> - should not waste much bandwidth while waiting for commands
> - should not waste bandwidth when retrieving commands and giving answers (an 
> estimate of 1KB for command and 20 to 100KB for answers)
> - should react instantly, so a periodic polling will not suffice
>
> What is your suggested technique ? Should I go for XMPP ?



-- 
Christian Posta
http://www.christianposta.com/blog
twitter: @christianposta

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