Cisco router to ASA. Interesting traffic from router will not bring up tunnel. Packet tracker from ASA will bring up tunnel. Basic Phase 1 and Phase 2 configurations match. Router needs to be the side that brings up tunnel. Here is syslog from ASA when router tries. “May 14 01:02:16 odc-gw %ASA-7-710006: ESP request discarded from 6x.x.x.x to outside:2x.x.x.x.” When ASA tries Phase 2 completes and router can then access ASA’s network. ASA portions of config supplied if requested.
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...