I haven't personally done it, but we do have customers using SCEP enrollment with Verisign. I would suggest opening a case with the TAC so that they can evaluate your logs and configuration. It's pretty tricky figuring out how to initially set up the URL/etc, but once you get beyond these pieces, unless you've found a problem, it should work fine. If you've found a problem, the TAC can assist getting a bug open for you.
Table of ContentsIntroductionVersion HistoryPossible Future
UpdatesDocuments PurposeNAT Operation in ASA 8.3+ SectionsRule Types
Network Object NATTwice NAT / Manual NATRule Types used per SectionNAT
Types used with Twice NAT / Manual NAT and Network Obje...
Table of Contents Introduction:This document describes details on how
NAT-T works. Background: ESP encrypts all critical information,
encapsulating the entire inner TCP/UDP datagram within an ESP header.
ESP is an IP protocol in the same sense that TCP an...