Get Ready to Run IPv6

What is IPv6? Before I get into all of the nitty gritty details regarding why IPv6 is a requirement, I want to talk briefly about what IPv6 is for the benefit of those who may not have been exposed to it before. As you probably know, the Internet is based on the IP protocol. The current implementation of the IP […]

Read more

Crash Course in IPv6 (Part 1)

An introduction to the IPv6 address space. The IPv6 Address Space The most obvious difference between the two protocols is the length of their source and destination addresses. The whole point of making the switch to IPv6 is to compensate for a global shortage of IP addresses. It only makes sense that the IPv6 protocol has a larger address space than […]

Read more

Crash Crouse in IPv6 (Part 2)

This article will continue the introduction to the IPv6 protocol by discussing IPv6 address formatting and the various types of IPv6 addresses. In the first part of this article series, I talked about some of the differences in the way that IP addresses are expressed in IPv6 as opposed to the way that addresses are expressed in IPv4. In this […]

Read more

Crash Course in IPv6 (Part 3)

In Part 2 of this article series, I explained that there are actually three different types of IPv6 addresses; unicast, multicast, and anycast. In that article, I briefly explained that unicast addresses are used to identify an individual host on a network. Multicast addresses, on the other hand, identify a group of network interfaces that typically reside on multiple computers. When […]

Read more

How to configure TCP/IP Filtering on windows 2003 Server?

In this article, we will use TCP/IP filtering to prevent a server from allowing certain TCP ports or protocol. 1. Right-click on the My Network Places icon on the desktop, open properties 2. Choose the  network connection for which you want to view the settings, right-click to open properties 3. double-click Internet Protocol (TCP/IP) to view network configuration settings. 4. […]

Read more

Using Remote Assistance with Windows Firewall Enabled

This article looks at how to use Remote Assistance in an environment where your desktop computers have Windows Firewall enabled. Topics covered include using Group Policy to create a Remote Assistance exception for desktop computers, configuring computers to receive offers of Remote Assistance, and tips on using Remote Assistance. Remote Assistance is one of those features that hasn’t quite lived […]

Read more

Firewalls 101

Firewalls have become an indispensable part of computer security, but they can be intimidating for a new administrator. In this article I will explain the inner workings of a firewall and some common firewall features in an easy to understand manner. Network Address Translation Your firewall’s number one job is to separate your private network from the Internet, and use […]

Read more
1 2 3 4 9