1.PIX is the precursor to the ASA so at this point the ASA is probably a better choice since it'll be around longer plus I'm sure they have beefed up the base hardware compared to the pix.
2.Your external router is dependant on how much traffic your going to be dropping into your hosting site. A 7200 series router is a fairly beefy router and should be able to handle what you need if your looking.
3.One of the nice things about the 6500 is you can put a FWSM and segment all your different hosting servers to provide a more granular network control.
I don't have any case studys but will look around and post them if I find some.
Introduction This article will help you understand the steps on how to
download the UCS licenses from the Cisco Systems website and then
installing it on the UCS. The redacted (blue lines) just covers up
certain numbers for privacy please do not take them...
Introduction This article will help you understand and educate the
customer on how to clear their "expired licenses"
(license-graceperiod-expired) from their UCS-M. If a customer just
purchased a license and needs a step by step guide on how to download
==================== VIC FNIC driver does not support Virtual Volumes (
second level LUN ID ) An enhancement request has been created to track
this feature - CSCux64473 UPDATE - 12-14-2016 We made some traction on
the enhancement request - The Fix is in t...