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| 305 Articles Under This Category Now Displaying Page 11, Articles 251 to 275 « Previous | Next » Page 2 3 4 5 6 7 8 9 10 11 12 13 |
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Cisco CCNA Exam Tutorial: Split Horizon And Hub-And-Spoke Networks -
Chris Bryant CCIE 12933 (13,687)     For CCNA exam success, you had better know what split horizon is, how to turn it off, and when to turn it off. Knowing when to turn split horizon off is also important in production networks, because it can cause a hub-and-spoke network to have incomplete routing tables on the spokes. Split... ( added 2 years 140 days ago.) |
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Cisco CCNP Certification / BCMSN Tutorial: Uplinkfast -
Chris Bryant CCIE 12933 (13,687) 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... ( added 2 years 144 days ago.) |
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Cisco CCNA Exam Tutorial: Determining The OSPF RID -
Chris Bryant CCIE 12933 (13,687) 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... ( added 2 years 144 days ago.) |
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Cisco CCNP / BSCI Exam Tutorial: ISIS Router Types -
Chris Bryant CCIE 12933 (13,687) To pass the BSCI exam and earn your CCNP, you've got to know ISIS inside and out. There are many similarities between ISIS and OSPF, but one major difference is that ISIS has three different types of routers - Level 1 (L1), Level 2 (L2), and L1/L2. L1 routers are contained in a single area... ( added 2 years 145 days ago.) |
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Cisco CCNA Exam Tutorial: IGRP And The Bandwidth Command -
Chris Bryant CCIE 12933 (13,687) To pass the CCNA exam, you've got to know the role of the bandwidth command with IGRP and EIGRP and when to use it. In this tutorial, we'll configure IGRP over a frame relay hub-and-spoke network using the following networks: R1 (the hub), R2, and R3 are running IGRP over the 172.12.123.0 /24... ( added 2 years 145 days ago.) |
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Cisco CCNP / BCMSN Exam Tutorial: PortFast And BPDU Guard -
Chris Bryant CCIE 12933 (13,687) In your CCNA studies, you learned about PortFast and the trouble it can cause if configured on the wrong port! Suitable only for switch ports connected directly to a single host, PortFast allows a port running STP to go directly from blocking to forwarding mode. A Cisco router will give you a... ( added 2 years 146 days ago.) |
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Cisco CCNP / BSCI Exam Tutorial: Filtering BGP Updates With Prefix Lists -
Chris Bryant CCIE 12933 (13,687) A major part of your BSCI and CCNP exam success is mastering BGP, and that includes filtering BGP routing updates. In this tutorial, we'll take a look at how to filter BGP updates with prefix lists. R4 is advertising three networks via BGP. The downstream router R3 sees these routes and places... ( added 2 years 146 days ago.) |
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Cisco CCNA Exam Tutorial: Cisco Discovery Protocol (CDP) -
Chris Bryant CCIE 12933 (13,687) The Cisco Discovery Protocol (CDP) sure looks simple enough, but there are quite a few details to know for success on the CCNA exam. In your CCNP studies, you'll be introduced to additional uses for CDP, but for now it's enough to know that CDP is designed to give you information regarding... ( added 2 years 146 days ago.) |
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Cisco CCNA Exam Tutorial: Mapping The OSI Model To The TCP/IP Model -
Chris Bryant CCIE 12933 (13,687) The OSI model is the model that most networking personnel are familiar with, but to earn your CCNA, you need to know the OSI model, the TCP/IP model, and how the two map to each other. The four layers of the TCP/IP architecture can be compared to certain levels of the OSI model. It’s important... ( added 2 years 147 days ago.) |
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Cisco CCNA Exam Tutorial: Configuring Standard Access Lists -
Chris Bryant CCIE 12933 (13,687) Access Control Lists (ACLs) allow a router to permit or deny packets based on a variety of criteria. The ACL is configured in global mode, but is applied at the interface level. An ACL does not take effect until it is expressly applied to an interface with the ip access-group command. Packets can... ( added 2 years 147 days ago.) |
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Cisco CCNA / CCNP Home Lab Tutorial: The 2520 Router -
Chris Bryant CCIE 12933 (13,687) 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... ( added 2 years 148 days ago.) |
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Cisco CCNP / BSCI Exam Tutorial: The BGP MED Attribute -
Chris Bryant CCIE 12933 (13,687) Your BSCI exam and CCNP certification success depend on mastering BGP, and a big part of that is knowing how and when to use the many BGP attributes. And for those of you with an eye on the CCIE, believe me - you've got to know BGP attributes like the back of your hand. One such BGP attribute is... ( added 2 years 148 days ago.) |
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Cisco CCNA Exam Tutorial: Trunking And Switching Case Study -
Chris Bryant CCIE 12933 (13,687) In this CCNA case study, we'll take some basic switching and trunking theory and put it into action. We have two routers (R2 and R3) along with two switches (SW1 and SW2). R2 is connected to SW1 at fast 0/2, and R3 is connected to SW2 at fast 0/3. Both routers have IP addresses on the 172.12.23.0... ( added 2 years 148 days ago.) |
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CCNP / BCMSN Exam Tutorial: The "Fifth" Spanning Tree Protocol Port State -
Chris Bryant CCIE 12933 (13,687) As a CCNP candidate and a CCNA, you may be tempted to skip or just browse the many details of Spanning Tree Protocol. After all, you learned all of that in your CCNA studies, right? That's right, but it never hurts to review STP for a switching exam! Besides, many of us think of the four STP port... ( added 2 years 149 days ago.) |
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Cisco CCNA Exam Tutorial: Loopback Interfaces -
Chris Bryant CCIE 12933 (13,687) As a CCNA candidate, you most likely have some background in PC hardware and workstation support. If so, you're already familiar with loopback interfaces, particularly 127.0.0.1, the loopback address assigned to a host device. When you're learning all about the different physical interfaces... ( added 2 years 149 days ago.) |
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Cisco CCNP / BSCI Exam Tutorial: Using Distribute Lists -
Chris Bryant CCIE 12933 (13,687) To be successful on the BSCI exam and in earning your CCNP, you've got to master route redistribution. This isn't as easy as it sounds, because configuring route redistribution is only half the battle. Whether it's on an exam or in a real-world production network, you've got to identify possible... ( added 2 years 151 days ago.) |
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Cisco CCNA Exam Tutorial: DNS And The IP Name-Server Command -
Chris Bryant CCIE 12933 (13,687) DNS behaviors of a Cisco router are important topics for both the CCNA exam and real-world production networks, and you probably didn't know there were so many DNS details before you began studying for the exam! In this tutorial, we'll look at the ip name-server command and its proper usage. ... ( added 2 years 151 days ago.) |
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Cisco CCNP / BCMSN Exam Tutorial: Changing Root Bridge Election Results -
Chris Bryant CCIE 12933 (13,687) 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... ( added 2 years 152 days ago.) |
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Cisco CCNP / BSCI Exam Tutorial: Introduction To Policy Routing -
Chris Bryant CCIE 12933 (13,687) Policy routing is a major topic on your BSCI exam, and you'll find quite a bit of policy routing going on in today's production networks. But what exactly is policy routing? Policy-based routing, generally referred to as "policy routing", is the use of route maps to determine the path a packet... ( added 2 years 152 days ago.) |
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Cisco CCNA Exam Tutorial: Recovering From A Lost Enable Password -
Chris Bryant CCIE 12933 (13,687) It might happen on your CCNA exam, it might happen on your production network - but sooner or later, you're going to have to perform password recovery on a Cisco router or switch. This involves manipulating the router's configuration register, and that is enough to make some CCNA candidates and... ( added 2 years 152 days ago.) |
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Cisco CCNP / BSCI Exam Tutorial: BGP Adjacency States -
Chris Bryant CCIE 12933 (13,687) To pass the BSCI exam, earn your CCNP certification, and become an outstanding networker, you've got to master the many details of BGP - and trust me, there are a lot of details to master! Before you get into the more advanced features of BGP, you should have the fundamentals down cold, and one... ( added 2 years 153 days ago.) |
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Cisco CCNA Exam Tutorial: Why Do We Need TFTP? -
Chris Bryant CCIE 12933 (13,687) 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... ( added 2 years 153 days ago.) |
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Cisco CCNP / BSCI Exam Tutorial: EIGRP Stub Routing -
Chris Bryant CCIE 12933 (13,687) Passing the BCSI exam and earning your CCNP certification requires you to know OSPF stub areas inside and out. Stub areas, total stub areas, a little study on not-so-stub stub areas ... and pretty soon your head is swimming. Then when you hear that EIGRP offers stub routing, your first reaction... ( added 2 years 163 days ago.) |
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Cisco CCNP / BCMSN Exam Tutorial: Dynamic VLANs and VMPS -
Chris Bryant CCIE 12933 (13,687) Knowledge of Dynamic VLANs and VMPS is important in your efforts to pass the BCMSN exam and earn your CCNP, and it's also a great skill to have for your networking career. As a CCNA and CCNP candidate, you know how and why to configure static VLANs. Static VLANs can be a powerful tool for... ( added 2 years 166 days ago.) |
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Cisco CCNP / BSCI Exam Tutorial: A Guide To IP Version 6 Address Types -
Chris Bryant CCIE 12933 (13,687) Learning IPv6 is paramount in your efforts to pass the BSCI exam and go on to earn your CCNP, and it's going to help in your real-world networking career as well. IPv6 can be confusing at first, but it's like anything else in Cisco or networking as a whole - learn one part at a time, master the... ( added 2 years 166 days ago.) |
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305 Articles Total in this category |
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