We had power maintenance last weekend and had to shutdown our 6513 switch. When we powered up, we discovered we could no longer send and receive emails to external users. Microsoft came in to say we had a problem with the mailguard on our firewall module. How do I deal with that? Cisco documentations say we should disable mailguard. If right, how do I do this?
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...