We have just installed a new ASA5510 and I have a problem with I think Natting. Forgive me if its really simple but I have next to no experience of Cisco boxes.
I need to allow SMTP from an outside link. Its not the Internet.
The source IP is 172.24.52.50
The Firewall Interface is 172.24.52.4
The Inside Interface is 126.96.36.199
The SMTP server is 188.8.131.52
I need to NAT this link 'cos there are other smtp links that expect the 52.4 interface. The Packet Tracer within ASDM fails at the NAT stage and I notice that both Input and Output interfaces are both the 52.4 interface. Can anyone tell me what config I should have to NAT between the two boxes? I currently have a static one
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...