Troubleshooting IP Addressing
Troubleshooting IP addressing is obviously an important skill because running into trouble somewhere along the way is pretty much a sure thing, and it’s going to happen to you. No—I’m not a pessimist; I’m just keeping it real. Because of this nasty fact, it will be great when you can save the day because you can both figure out (diagnose) the problem and fix it on an IP network whether you’re at work or at home!
Let’s use Figure 8.3 as an example of your basic IP trouble—poor Sally can’t log in to the Windows server. Do you deal with this by calling the Microsoft team to tell them their server is a pile of junk and causing all your problems? Tempting, but probably not such a great idea—let’s first double-check our network instead. Check out Figure 8.3.
Figure 8.3 Basic IP troubleshooting

Let’s get started by going over the basic troubleshooting steps. They’re pretty...