We have deployed IPSEC-3des-sha through out our wan with 3745 in the hub site and 1760 on the spoke sites. The configuration and the debug is attached to this message. all the configs are the same but still the ipsec fails. only one of the sites is able to establish a successfull VPN tunnel. this site has no problems at all but all the others are not able to connect. whenever the policy is applied my connection to the remote site is dropped.
This document provides an explanation of common debug commands that are used to troubleshoot IPsec issues on both the Cisco IOS. Software and PIX. It is assumed that an attempt to configure IPsec is completed. Refer to Common IPsec Error Messages and Common IPsec Issues for more details
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...