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From: Warren Bailey <wbailey@satelliteintelligencegroup.com> To: Joel M Snyder <jms@opus1.com>, "nanog@nanog.org" <nanog@nanog.org> Date: Wed, 1 May 2013 02:10:02 +0000 In-Reply-To: <51807799.5080506@opus1.com> Cc: "aaron@heyaaron.com" <aaron@heyaaron.com>, "Robert E. Seastrom" <rs@seastrom.com> Errors-To: nanog-bounces+nanog.discuss=bloom-picayune.mit.edu@nanog.org Put that in your pipe and smoke it, Seastrom! ;) On 4/30/13 7:02 PM, "Joel M Snyder" <jms@opus1.com> wrote: >> >> Protracted discussion (and promotion) has glossed over one key point: >> >>>> None of the people on-site are technical, and all their data is >>>>accessed >>>> via RDP on a server in the United States. >> >> They will not be happy with VSAT latency (typically 700ms though >> physics says you can never do better than 550, and that's for the >> space segment alone) if they are running RDP, VNC, Citrix, or similar >> technologies. Sorry for being a buzzkill, Warren. :) > >Actually, Citrix (in particular) works quite well over satellite >latencies. The network project I'm working on right now is wrapping up >an app rollout to about 100 countries, many of which we can only reach >via VSAT. Testing showed that Citrix performance is much better for >AJAX-y web apps than pure HTTP. > >Citrix has a bunch of intelligence built-in specifically to deal with >issues related to high-latency/low-bandwidth circuits, including local >mouse, local echo, click/movement aggregation into large packets, and of >course compression-before-encryption. It's not quite Memorex, but it's >very usable. > >I'd be happy to share the data with anyone who is interested; I also >showed that F5 Big-IP load balancers can make really horrible ERP apps >(*ahem* Oracle eBusiness *cough* *cough* *cough*) work a lot better as >well, if you decide not to use Citrix. > >jms > >--=20 >Joel M Snyder, 1404 East Lind Road, Tucson, AZ, 85719 >Senior Partner, Opus One Phone: +1 520 324 0494 >jms@Opus1.COM http://www.opus1.com/jms > >
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