There are some rate limits in ASA which depends upon the type of packets , So if we flood the ASA with icmp packets then due to the rate limits we will surely see drops.
Ping packets translated when performing PAT on the ASA by Using the icmp id.Any PAT traslation will last for 30 seconds and in case of PAT it is not configurable. Instead if you use NAT then the xlate timeout is configurable using
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...