<html><head><meta http-equiv="Content-Type" content="text/html charset=windows-1252"><base href="x-msg://1458/"></head><body style="word-wrap: break-word; -webkit-nbsp-mode: space; -webkit-line-break: after-white-space; "><br><div><div>On 30/01/2013, at 2:22 PM, Ed Hallett <<a href="mailto:ed@teltech.net.au">ed@teltech.net.au</a>> wrote:</div><br class="Apple-interchange-newline"><blockquote type="cite"><div lang="EN-AU" link="blue" vlink="purple" style="font-family: Helvetica; font-size: medium; font-style: normal; font-variant: normal; font-weight: normal; letter-spacing: normal; line-height: normal; orphans: 2; text-align: -webkit-auto; text-indent: 0px; text-transform: none; white-space: normal; widows: 2; word-spacing: 0px; -webkit-text-size-adjust: auto; -webkit-text-stroke-width: 0px; "><div class="WordSection1" style="page: WordSection1; "><div style="margin: 0in 0in 0.0001pt; font-size: 12pt; font-family: 'Times New Roman', serif; "><span style="font-size: 11pt; font-family: Calibri, sans-serif; color: rgb(31, 73, 125); ">At a previous contract (Australia / Dubai wide commercial architectural design company) we had Riverbed’s handling the load between heavily utilised local file servers (those CAD drawings are big!!) – we had significant problems with users reporting slow access speeds to ArchiCAD / AutoCAD docs and similar. It still wasn’t resolved after 6 months of talking to Riverbed, and is ongoing I believe.</span></div></div></div></blockquote><br></div><div>It's been quite a few years since I've played in this space, but I do recall that CAD files were (once) the bane of WAN Acceleration products everywhere. </div><div><br></div><div>Someone explained it to me that when making even small changes to CAD files, the structure/contents/order of the file is changed so drastically that traditional caching/diff methods become ineffective. I find this highly ironic since the size of these files and the inevitable number of revisions that must be sent around the place must be staggering...</div><div><br></div><div>As for the OP - Riverbed licensing is/was based on number of active sessions through the appliances - be VERY optimistic around these numbers when sizing your appliance as exceeding them will leave you with unaccelerated traffic flows and very bizarre performance issues.</div><div><br></div><div>Ben</div><div><br></div><div><br></div></body></html>