Reason 421: Failed to establish a connection with your ISP
I have an excelent connection to the internet, and i try with diferent version of cisco vpn client, I have windows vista, but the cisco vpn client sen me this message: Reason 421: Failed to establish a connection with your ISP, when i try to make a vpn connection.
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...