Overall CCNA Objectives

In Part I, the following categories of objectives have been defined by Cisco Systems:

OSI Reference Model
LAN Switching
Cisco IOS
TCP/IP Protocol

In Part II, the following categories of objectives have been defined by Cisco Systems:

Network Security Objectives
Network Protocols Objectives
WAN Protocols Objectives


OSI Reference Model Objectives
Identify and describe the functions of each of the seven layers of the OSI reference model.
Describe connection-oriented and connection-less network service, and identify the key differences between them.
Describe data link addresses and network addresses, and identify the key differences between them.
Identify at least three reasons the industry uses a layered model
Define and explain the five conversion steps of data encapsulation.
Define flow control and describe the three basic methods used in networking.
List the key internetworking functions of the OSI Network layer and how they are performed in a router.

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LAN Switching Objectives
Describe the advantages of LAN segmentation.

Describe LAN segmentation using bridges and using switches.

Name and describe two switching methods.

Describe full- and half-duplex Ethernet operation.

Describe network congestion problems in Ehernet networks
Describe the benefits of segmentation with bridges and switches.
Describe the features and benefits of Fast Ethernet.
Describe the guidelines and distance limitations of Fast Ethernet.
Distinguish between cut-through and store-and-forward switching.
Describe the operation and benefits of Spanning Tree Protocol.
Describe the benefits of virtual LANs.
Define and describe the function of a MAC address.

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Cisco IOS Objectives
Log into a router in both user and privileged modes.
Use context-sensitive help, command history and editing features.
Examine router elements (RAM, ROM, CDP, show).
Manage configuration files from the privileged exec mode.
Control router passwords, identification, and banner.
Identify the main Cisco IOS commands for router startup.
Enter an initial configuration using the setup command.
Copy and manipulate configuration files.
List the commands to load Cisco IOS software from: flash memory, a TFTP server, or ROM.
Prepare to backup, upgrade, & load a backup IOS software image.
Prepare the initial configuration of your router and enable IP.

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TCP/IP Protocol Objectives
Describe the benefits of network segmentation with routers.
Describe the two parts of network addressing, then identify the parts in specific protocol address examples.
Create the different classes of IP addresses [and subnetting].
Configure IP addresses.
Verify IP addresses.
Identify the functions of the TCP/IP transport-layer protocols.
Identify the functions of the TCP/IP network-layer protocols.
Identify the functions performed by ICMP.

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Network Security Objectives
Configure standard and extended access lists to filter IP traffic.

Monitor and verify selected access list operations on the router.

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Network Protocols Objectives
Monitor Novell IPX operation on the router.
Describe the two parts of network addressing, then identify the parts in specific protocol address examples.
List the required IPX address and encapsulation type.
Enable the Novell IPX protocol and configure interfaces.
Configure IPX access lists and SAP filters to control basic Novell traffic.

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WAN Protocols Objectives
Differentiate between the following WAN services: Frame Relay, ISDN/LAPD, HDLC, & PPP.
Recognize key Frame Relay terms and features.
List commands to configure Frame Relay LMIs, maps, and subinterfaces.
List commands to monitor Frame Relay operation in the router.
Identify PPP operations to encapsulate WAN data on Cisco routers.
State a relevant use and context for ISDN networking.
Identify ISDN protocols, function groups, reference points, and channels.
Describe Cisco's implementation of ISDN BRI.