By Todd Lammle
Get the concentrated examination evaluate you wish with examination Notes from Sybex. Cisco lately refreshed their CCNA examination (#640-607) and additional new questions, together with simulation and drag-and-drop codecs in addition to the normal multiple-choice type. The pursuits, even though, stay an analogous. Sybex and the area popular Cisco authority, Todd Lammle, have taken this chance to augment the best-selling CCNA: Cisco qualified community affiliate examination Notes, generating a third version with the purpose of supplying you with, the CCNA candidate, the concise insurance you want to strengthen the information and abilities on that you could anticipate to be verified. equipped by way of reputable examination ambitions, this moveable assessment advisor highlights severe examination subject matters so that you can determine vulnerable spots and higher arrange your self to take on the difficult new CCNA examination.
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Additional resources for CCNA: Cisco Certified Network Associate Exam Notes
Because 1900B has been determined to have the designated port, switch 1900C will put port 1 in blocking state to stop any network loop from occurring. The next section looks at an example of the procedures needed to configure the Cisco Catalyst 1900 Series switch. Necessary Procedures This section takes a step-by-step look at verifying the STP configuration, which can be essential to troubleshooting. Verifying STP Information To verify if STP is configured and running on a switch, you can use the show spantree (sh span for short) command.
Virtual local area network (VLAN) A logical grouping of network users and resources connected to defined ports on the switch. A VLAN looks like, and is treated like, its own subnet. Chapter 2 OSI Reference Model and Layered Communication CISCO CERTIFIED NETWORK ASSOCIATE EXAM OBJECTIVES COVERED IN THIS CHAPTER: data link and network addresses and ᭤Describe identify key differences between them. (pages 24 – 27) and describe the function of the MAC ᭤Define address. (pages 27 – 29) the key internetworking functions for the OSI ᭤List Network layer.
Understand the different devices used at the various layers. Routers are defined at the Network layer, bridges and switches at the Data Link layer, and hubs at the Physical layer. Remember why developers use layered models. Ease of troubleshooting, a standard interface, and industry specialization are three good reasons Cisco gives for using a layered model in the networking industry. 42 CCNA: Cisco Certified Network Associate Exam Notes Key Terms and Concepts compatibility This is a key reason for reference models.
CCNA: Cisco Certified Network Associate Exam Notes by Todd Lammle