We have an old Cisco 873 for ADSL but we need the firewall configuration of this to be put into an ASA 5505 7.2(4). Can someone please check the configuration below if correct? If there is needed to change please help.
I have added the 3 lines you have told me. But I when I go to test still it would not let me get-in from outside to inside. I test the Packet Tracker in ASDM from outside to inside. It show and cut-off at "access list" look-up (implicit rule) which is blank.
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...