[c-nsp] WAAS and Oracle

[cjk at klement.org]

WAAS does not work well with encrypted protocols.  You will be able to 
take advantage of TCP flow optimization, but that is about it.  DRE is not 
able to "cache" protocols that are encrypted.

-charles

On Sun, 17 Dec 2006, Netfortius wrote:

> Due to some strong limitations of our existing infrastructure, I have decided
> to look into some solutions involving "WAN acceleration" (e.g. compression,
> caching, etc.). The primary reason for such is CIFS, email and FTP/HTTP types
> of traffic, mostly bandwidth consuming, for which such solutions are obvious,
> but my challenge is in regards to something else, in addition to those apps.
> Our Cisco SE has suggested us the WAAS devices, but he could not provide
> details on how this would work with a specific app, as I describe it below:
>
> - multi-tier Oracle deployment, consisting in clients running either
> browser-based apps (connection over SSL - probably the easiest part, if WAAS
> could use certificates when sitting "in-between"), or a Java client (called
> jinitiator, for those in the "Oracle know") which runs an Oracle proprietary
> encryption method, over a socket-to-socket connection (over the WAN).
>
> My question is directed mostly to those of you who have had experience with
> Oracle apps as described above, and who have had success with WAAS. If no
> Oracle experience, but WAAS knowledge, could you tell - by the description
> above - if WAAS would be a good fit, or if it may negatively impact the
> performance, due to the chatty nature of such apps, in association with the
> proprietary encryption method used by Oracle, thus lesser chance of
> acceleration?!? Does anybody know if the WAAS "understands" Oracle traffic,
> if encrypted (has Cisco licensed some Oracle APIs to be able to
> decrypt-accelerate(cache/compress)-encrypt-send)?!?
>
> If not Cisco (OT subject, of course, from that point on) - but if someone has
> experience with performance improvements in an environment as described
> above, using other methods, could you - please - give me a sign off-list?
>
> TIA,
> Stefan
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