Sam, I assume you have configured crypto keys for ssh access as this is required for ssh access to security applience. If you have done so on this part I would then believe something wrong in your ssh added statement rule.
asa(config)#ssh < mask>
make sure ssh statement for jumpstation is comming from correct nameif interface.
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...