I just encountered access problem on IDS4230 with latest version. Suddenly, all network access was failed either using ssh, https or ping. There was only console login from the terminal could be done. Here is the errors found on the NIC card:
netrangr01# sh int comm
command-control is up
Internet address is 172.31.196.9, subnet mask is 255.255.255.0, telnet is disabled.
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...