i have firewall services module in 6500 switch and have 2 DMZ one for Application server and the other for Database server but the administration says the connection i slow but i have any logging explain this issue , i make test by pass the firewall and creating interface vlan on 6500 for each DMZ without creating interfaces access-list and the connection become normall.
Also you might want to check if there are TCP SACK enabled on the FWSM and enabled it and also if there is a packet reorder to enabled to the np completion unit sysopt if your FWSM version supports it.
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...