IT Certification and Training Blog

MS Windows 7 Tips and Tricks | 2.8 Security

Posted by Kelson Lawrence on Aug 27, 2013 9:53:00 AM

2.8.1. Windows Firewall – Part 1

By Val Bakh

This article is a high-level introduction to firewalls in general and Windows Firewall (WF) in particular. It provides a simplified, conceptual view of the relevant functionalities and is intended as light-reading material for those who are unfamiliar with firewalls, rather than as an instruction manual for professional IT administrators. It will be easier for you to understand this material if you have access to a computer running Windows 7 or Windows 8 and if you open and review the WF dialog boxes that are discussed here.

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Tags: Val Bakh, Windows Firewall, WF

Putting a Clock In It with Network Time Protocol

Posted by Kelson Lawrence on Aug 21, 2013 10:14:00 AM

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Tags: James Hanback, Network Time Protocol, UDP, User Datagram Protocol

How to Tame a Wild OSPF Topology Using Router IDs

Posted by Kelson Lawrence on Aug 14, 2013 8:54:00 AM

By James Hanback

You can pick your Open Shortest Path First (OSPF) router. You can pick your OSPF router ID. And if you don’t pick your router ID, the routing protocol will attempt to do it for you.

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Tags: James Hanback, OSPF Router ID, OSPF Router IDs

TSHOOT - Stare and Compare

Posted by Kelson Lawrence on Aug 5, 2013 8:40:00 AM

By Michael Aldridge

As I mentioned in my previous blog post, Cisco's 642-832 TSHOOT exam, part of the Cisco Certified Network Professional (CCNP) Routing and Switching track, is one of the most unique exams I have ever taken. Not only are there multiple choice and drag-and-drop questions, there are also trouble tickets that you will have to diagnose.

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Tags: exam tips, Michael Aldridge, TSHOOT, 642-832, stare and compare