My company has three PIX 506e which do a site-to-site VPN. It works great. We are looking at replacing one of the PIX, due to a bad fan. Whereas PIX is EOL soon, we are looking at the ASA 5500 series. Which one will work will our current setup?So...

We have a site to site VPN set up using the PIX 506e. The IKE and IPSec tunnel set up and work great; TCP and ICMP traffic flows through them wonderfully! UDP traffic, however, is a different story.On the "far" end, we have software that sends a UD...