This tutorial will outline and reveal how the ISA server clients achieve DNS resolution. It will give you a better understanding on how each ISA server client interoperates with ISA server’s DNS or with the DNS servers directly, and will also assist you in choosing the correct client for the job. There are advantages and disadvantages in using each client I will highlight these and also propose a work around solution where there are downfalls.
1. ISA Server Firewall Clients
ISA Server Firewall Clients
ISA Server Secure NAT Clients
ISA Server Web Proxy Clients
Summary: It is important that the DNS servers in your organization function well in order to have ISA and its clients working properly. I have shown above how the clients interact with the various ways with the DNS servers. This information will be valuable when trying to troubleshoot problems that the clients have with DNS, it will also help in the preparation and design of your DNS infrastructure.