We have a IPSec Tunnel built between 2 PiX Firewalls, (Pix 506E & Pix515E) we are trying to put e-mail traffic on this tunnel, it is between two microsoft exchange Servers. though the latency between the Firewalls is less then 250 mili seconds. mail delivery is getting very slow.
Is there any parameter or configuration that makes this faster.
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...