I have an external SOHO customer with an 800 series router. (We are a third-party support service.) We have implemented a number of security features on the router.
What's the general opinion on disabling ping replies? Is it a good idea? The ISP has no objections to disabling pings. Should it be ACL'd to allow pings only from our network? If we deny echo-reply, does it also stop traceroute?
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...