I have been given a template to use to configure our Internet router sitting outside our firewall.
I have done the test using the template and found out that our Internet mail cant go through. Our mail server cant communicate with other mail servers outside the internet. Below is the tempplate. We just want internet traffic and mail traffic to go through the router.
Can somebody help me
This is designed for simple 2 interface routers with only a single Live IP subnet range.
Created in accordence with SANS recommendations
Variables - These require replacement with correct values.
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...