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Monday, 26 June 2017       


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1). Cisco CCNP Certification / BCMSN Exam Tutorial: Writing QoS Policy  By : Chris Bryant, CCIE #12933
QoS - Quality of Service - is a huge topic on both the BCMSN exam and real-world networks. QoS is so big today that Cisco's created separate specialist certifications that cover nothing but QoS! It can be an overwhelming topic at first, but master the fundamentals and you're on your way to exam and job success. If you work with QoS at ...

2). Cisco CCNP / BCSI Exam Tutorial: Configuring EIGRP Packet Authentication  By : Chris Bryant, CCIE #12933
Configuring RIPv2 and EIGRP authentication with key chains can be tricky at first, and the syntax isn't exactly easy to remember. But for BSCI and CCNP exam success, we've got to be able to perform this task. In a previous tutorial, we saw how to configure RIPv2 packet authentication, with both clear-text and MD5 authentication schemes...

3). Cisco CCNP / BSCI Certification: Introduction To ISIS Terminology  By : Chris Bryant, CCIE #12933
When you're studying to pass the BSCI exam and earn your CCNP certification, you're going to be introduced to ISIS. ISIS and OSPF are both link-state protocols, but ISIS works quite differently from OSPF. You must master these details in order to earn your CCNP. One of the major differences between OSPF and ISIS will be evident to you ...

4). What To Expect When Taking Your First Cisco Certification Exam  By : Chris Bryant, CCIE #12933
Cisco Certification: Taking Your First Certification Exam You’ve studied hard you’ve practiced your configurations you’ve used your flash cards over and over again and finally, the big day is here. Your first certification exam! For many Cisco certification candidates, their first exam is the CCNA Composite exam or one of ...

5). Cisco CCNA / CCNP Home Lab: Why You Need An ISDN Simulator  By : Chris Bryant, CCIE #12933
ISDN is a vital topic for today's CCNA and CCNP candidates, especially for the ICND and Intro exams - you've got to know ISDN inside and out to pass those exams. Naturally you want to include it in your home lab. What many candidates don't realize is that you can't connect two Cisco routers directly via their Basic Rate Interface (BRI) interfaces y...

6). Be Certifiable! The Basics Of MCSE And MCP  By : James Croydon
It is not always who you know, but what you know. That is why obtaining Microsoft certification can be a valuable asset to your career. Of course, it does depend on what career path you want to take as to whether you want to get either MCSE training or MCP training or anything else for that matter. So what do those abbreviations MCSE and MCP stand ...

7). Cisco CCNP / BCSI Exam Tutorial: Broadcasts And The IP Helper-Address Command  By : Chris Bryant, CCIE #12933
While routers accept and generate broadcasts, they do not forward them. This can be quite a problem when a broadcast needs to get to a device such as a DHCP or TFTP server that's on one side of a router with other subnets on the other side. If a PC attempts to locate a DNS server with a broadcast, the broadcast will be stopped by the ...

8). Webroot Window Washer  By : Ben Sikes
For anyone concerned about what is left on their PC after using the Internet, Webroot Window Washer can set the mind at ease. Window Washer wipes away all traces of past PC use. It not only removes Internet history, but also previously deleted files that may still have a presence on the hard disk. A quick cycle of Window Washer can:

9). Cisco CCNA / CCNP Home Lab Tutorial: Using 2520 Routers  By : Chris Bryant, CCIE #12933
I know from experience that part of the excitement and anxiety of putting together your own CCNA / CCNP home lab is deciding what to buy! While you can make a workable home lab out of almost any combination of Cisco routers and switches, some routers are better suited for home lab work than others because they can fill multiple roles. ...

10). CCNA / CCNP Home Lab Tutorial: The VLAN.DAT File  By : Chris Bryant, CCIE #12933
CCNA and CCNP candidates who have their own Cisco home labs often email me about an odd situation that occurs when they erase a switch's configuration. Their startup configuration is gone, as they expect, but the VLAN and VTP information is still there! Sounds strange, doesn't it? Let's look at an example. On SW1, we run show vlan brie...

11). Cisco CCNP / BCMSN Exam Tutorial: Changing Root Bridge Election Results  By : Chris Bryant, CCIE #12933
Your BCMSN and CCNP studies will include mastering the details of Spanning Tree Protocol (STP). While you learned some of these details in your CCNA studies, quite a bit of it may be new to you. Before going on to the intermediate and advanced STP features, let's review the root bridge election process and learn how to change these results.

12). CCNP Certification / BCMSN Exam Tutorial: HSRP MAC Addresses And Timers  By : Chris Bryant, CCIE #12933
To earn your CCNP certification and pass the BCMSN exam, you've got to know what HSRP does and the many configurable options. While the operation of HSRP is quite simple (and covered in a previous tutorial), you also need to know how HSRP arrives at the MAC address for the virtual router - as well as how to configure a new MAC for this virtual rout...

13). Cisco CCNP / BCMSN Exam Tutorial: Switches, QoS, And Cisco's Networking Model  By : Chris Bryant, CCIE #12933
QoS is a big topic on your BCMSN and CCNP exams, and for good reason. As more and more traffic flows through today's networks, accurately applying QoS to both your routers and switches becomes more important. Note the phrase "accurately applying". You must have a plan in place before you start configuring QoS on your switches, and to c...

14). Cisco CCNA Exam Tutorial: Troubleshooting Directly Connected Serial Interfaces  By : Chris Bryant, CCIE #12933
CCNA exam success depends largely on noticing the details, and this is especially true of configurations involving directly connected serial interfaces. And of course, it's not enough to notice these details - you've got to know what to do about them! A Cisco router is a DTE by default, but directly connecting two DTEs with a DCE/DTE c...

15). How To Earn Cisco’s Firewall Specialist Certification  By : Chris Bryant, CCIE #12933
Security is a hot topic in today's networks, and will continue to be for a long time to come. With that in mind, you must consider adding a Cisco security certification to your resume and firewall skills to your skill set. It's quite a jump from the CCNA to the CCSP (Cisco Certified Security Professional), and Cisco has made that leap ...

16). Cisco CCNA Exam Tutorial: Using Trivial File Transfer Protocol (TFTP)  By : Chris Bryant, CCIE #12933
One of the first things you do when you start studying for the CCNA exam is memorizing a list of port numbers and the protocols that run on those ports. If you're an experienced networker, you know most of the protocols that are mentioned - DNS, DHCP, FTP, SMTP, and so on. But there's one protocol that you might not have experience with, but is act...

17). Passing The CCNA and CCNP: Three Myths About Cisco Exams  By : Chris Bryant, CCIE #12933
One of the drawbacks to the Internet is that it allows myths and "friend of a friend" stories to spread quickly, and usually the story becomes more exaggerated as it's passed along. Cisco exams are no exception. Here are three often-repeated myths and exaggerations regarding the CCNA and CCNP exams. 1. The survey you fill out before th...

18). Cisco CCNA / CCNP Home Lab Tutorial: Configuring An Access Server  By : Chris Bryant, CCIE #12933
As your CCNA / CCNP home lab expands, an access server such as the Cisco 2509 or 2511 is one of the best investments you can make. In this article, we'll look at the basic configuration for an access server and discuss how to connect to the other routers and switches in your pod through the AS. Here's part of a configuration from one o...

19). CCNA Certification Exam Tutorial: Cisco Switching Modes  By : Chris Bryant, CCIE #12933
To pass the CCNA exam and earn this important certification, you’ve got to know switching inside and out. While you’re learning all the basic switching theory, make sure to spend some time with the one of three switching modes Cisco routers can use. Store-and-Forward is exactly what it sounds like. The entire frame will be stored befor...

20). Cisco CCNP / BSCI Exam Tutorial: OSPF Route Redistribution Review  By : Chris Bryant, CCIE #12933
OSPF route redistribution is an important topic on the BSCI exam, and it's a topic full of details and defaults that you need to know for the exam room and the job. To help you pass the BSCI exam, here's a quick review of some of the OSPF route redistribution basics. To see if a router is an ABR or ASBR, run show ip ospf. This also dis...

21). Cisco CCNP Certification / BSCI Exam Tutorial: ISIS Hellos And Adjacencies  By : Chris Bryant, CCIE #12933
In my last ISIS tutorial, I mentioned that while ISIS and OSPF are both link state protocols, their actual operation differs greatly. To pass the BSCI exam and earn your CCNP, you'll need to know these differences! Today, we'll take a look at ISIS Hello types and the adjacency types that form through the use of these Hellos. Hello pack...

22). Cisco CCNA Certification Exam Tutorial: Access List Details You Must Know!  By : Chris Bryant, CCIE #12933
To pass the CCNA exam, you have to be able to write and troubleshoot access lists. As you climb the ladder toward the CCNP and CCIE, you'll see more and more uses for ACLs. Therefore, you had better know the basics! The use of "host" and "any" confuses some newcomers to ACLs, so let's take a look at that first. It is accep...

23). Cisco CCNA Exam Tutorial: Route Summarization  By : Chris Bryant, CCIE #12933
Preparing to pass the CCNA exam and earn this important Cisco certification? Route summarization is just one of the many skills you'll have to master in order to earn your CCNA. Whether it's RIP version 2, OSPF, or EIGRP, the CCNA exam will demand that you can flawlessly configure route summarization. Route summarization isn't just imp...

24). Cisco CCNA Certification Exam Tutorial: The OSPF RID  By : Chris Bryant, CCIE #12933
OSPF is a major topic on your CCNA exam, as well it should be. OSPF is a widely-used WAN protocol, and you need to learn the fundamentals before moving on to more complicated configurations. One such detail is the OSPF Router ID, or RID. The RID is the dotted decimal value by which other OSPF routers will identify a given OSPF router. ...

25). CCNP / BSCI Exam Tutorial: Route Summarization And The OSPF Null Interface  By : Chris Bryant, CCIE #12933
CCNP exam success, particularly on the BSCI exam, demands you understand the details of route summarization. This skill not only requires that you have a comfort level with binary conversions, but you have to know how and where to apply route summarization with each individual protocol. You also have to know the "side effects" of route...

26). The Hidden Benefit Of Computer Certifications  By : Chris Bryant, CCIE #12933
The web is covered with stories regarding the benefits of professional computer certification, and most of them are backed up with salary surveys and the like. While there’s certainly nothing wrong with making more money and having better job prospects, there’s one benefit of certification that many candidates forget about. Confidence....

27). Cisco CCNP Certification / BCMSN Exam Tutorial: Uplinkfast  By : Chris Bryant, CCIE #12933
You remember from your CCNA studies that when a port goes through the transition from blocking to forwarding, you're looking at a 50-second delay before that port can actually begin forwarding frames. Configuring a port with PortFast is one way to get around that, but again, you can only use it when a single host device is found off the port. What ...

28). Cisco CCNP / BSCI Exam Tutorial: EIGRP Route Summarization  By : Chris Bryant, CCIE #12933
Summarizing routes is a vital skill to learn to pass the BSCI exam and get one step closer to earning your CCNP. The actual binary conversions are only part of the test, though! You've got to know how to correctly apply the summary routes, and that differs from one protocol to the next. In the last few CCNP / BSCI tutorials, we've looked at using t...

29). Passing Your CCNA and CCNP: Configuring And Troubleshooting Router-On-A-Stick  By : Chris Bryant, CCIE #12933
For CCNA and CCNP candidates, it's hard not to laugh the first time you hear the phrase "router on a stick". Let's face it, that's a pretty silly term. But as those who have passed the CCNA and CCNP exams know, this is a vital exam topic that you must know how to configure and troubleshoot. Basic Cisco theory states that for hosts in ...

30). Cisco CCNP / BSCI Exam Tutorial: Configuring And Troubleshooting OSPF Virtual Links  By : Chris Bryant, CCIE #12933
Knowing when and how to create an OSPF virtual link is an essential skill for BSCI and CCNP exam success, not to mention how important it can be on your job! As a CCNA and CCNP candidate, you know the theory of virtual links, so let's take a look at how to configure a virtual link, as well as some real-world tips that many CCNA and CCNP study guide...

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