In order to broadcast netbios to another ip subnet,you can use "ip helper-address" command.,it will auto open 8 udp ports(69,53,37,137,138,67,68,49),you can use "ip forward-protocol" command to close them,or open another tcp/udp port.
IPsec is a standard,you can use ipsec client for NT
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...