I'm trying to create a LAN-to-LAN VPN tunnel between our Headquarters and a branch office. We have a same IP network for both the Head quaters and the branch office. The tunnel is not coming and it's showing There are no isakmp sas. What am I missing out? Do I have to use different IP networks at the Branch office to the IP Network at the Headquarters.
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...