Cisco Certified Network Associate
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Exam Description
This exam tests a candidate's knowledge and skills required to install, operate, and troubleshoot a small to medium size enterprise branch network. The topics include connecting to a WAN; implementing network security; network types; network media; routing and switching fundamentals; the TCP/IP and OSI models; IP addressing; WAN technologies; operating and configuring IOS devices; extending switched networks with VLANs; determining IP routes; managing IP traffic with access lists; establishing point-to-point connections; and establishing Frame Relay connections.
Describe how a network works
- Describe the purpose and functions of various network devices
- Select the components required to meet a network specification
- Use the OSI and TCP/IP models and their associated protocols to explain how data flows in a network & Describe common networked applications including web applications
- Describe the purpose and basic operation of the protocols in the OSI and TCP models
- Describe the impact of applications (Voice Over IP and Video Over IP) on a network
- Interpret network diagrams & Determine the path between two hosts across a network
- Describe the components required for network and Internet communications
- Identify and correct common network problems at layers 1, 2, 3 and 7 using a layered model approach & Differentiate between LAN/WAN operation and features
Configure, verify and troubleshoot a switch with VLANs and inter-switch communications
- Select the appropriate media, cables, ports, and connectors to connect switches to other network devices and hosts
- Explain the technology and media access control method for Ethernet networks
- Explain network segmentation and basic traffic management concepts
- Explain basic switching concepts and the operation of Cisco switches
- Perform and verify initial switch configuration tasks including remote access management
- Verify network status and switch operation using basic utilities & Identify, prescribe, and resolve common switched network media issues, configuration issues, auto negotiation
- Describe enhanced switching technologies (including: VTP, RSTP, VLAN, PVSTP, 802.1q)
- Describe how VLANs create logically separate networks and the need for routing between them
- Configure, verify, and troubleshoot VLANs & Configure, verify, and troubleshoot trunking on Cisco switches & Configure, verify, and troubleshoot InterVLAN routing
- Configure, verify, and troubleshoot VTP & Configure, verify, and troubleshoot RSTP operation
- Implement basic switch security (including: port security, trunk access, management vlan other than vlan1, etc.)
Implement an IP addressing scheme and IP Services to meet network requirements in a medium-size Enterprise branch office network.
- Describe the operation and benefits of using private and public IP addressing
- Explain the operation and benefits of using DHCP and DNS
- Calculate and apply an addressing scheme including VLSM IP addressing design to a network
- Determine the appropriate classless addressing scheme using VLSM and summarization to satisfy addressing requirements in a LAN/WAN environment
- Describe the technological requirements for running IPv6 in conjunction with IPv4
- Describe IPv6 addresses
Configure, verify, and troubleshoot basic router operation and routing on Cisco devices
- Describe basic routing concepts (including: packet forwarding, router lookup process)
- Describe the operation of Cisco routers & Select the appropriate media, cables, ports, and connectors to connect routers to other network devices and hosts
- Configure, verify, and troubleshoot RIPv2
- Access and utilize the router to set basic parameters.(including: CLI/SDM)
- Connect, configure, and verify operation status of a device interface
- Verify device configuration and network connectivity using ping, trace route, telnet, SSH
- Perform and verify routing configuration tasks for a static or default route given specific routing requirements & Manage IOS configuration files. (including: save, edit, upgrade, restore)
- Manage Cisco IOS. & Compare and contrast methods of routing and routing protocols
- Configure, verify, and troubleshoot OSPF & Configure, verify, and troubleshoot EIGRP
- Verify network connectivity (including: using ping, trace route, and telnet or SSH)
- Troubleshoot routing issues & Implement basic router security
- Setting Password and Password recovery
- Describe about basic concepts of security device manager (SDM).
Explain and select the appropriate administrative tasks required for a WLAN
- Describe standards associated with wireless media (including: IEEE WI-FI Alliance, ITU/FCC)
- Identify and describe the purpose of the components in a small wireless network.
- Identify the basic parameters to configure on a wireless network to ensure that devices connect to the correct access point
- Compare and contrast wireless security features and capabilities of WPA security
- Identify common issues with implementing wireless networks. (Including: Interface, miss-configuration)
Identify security threats to a network and describe general methods to mitigate those threats
- Describe today's increasing network security threats and explain the need to implement a comprehensive security policy to mitigate the threats
- Explain general methods to mitigate common security threats to network devices, hosts, and applications
- Describe the functions of common security appliances and applications
- Describe security recommended practices including initial steps to secure network devices
Implement, verify, and troubleshoot NAT and ACL’s in a medium-size Enterprise branch office network.
- Describe the purpose and types of ACL’s Explain the basic operation of NAT
- Configure and apply ACL’s based on network filtering requirements.(including: CLI/SDM)
- Configure and apply an ACL’s to limit telnet and SSH access to the router using
- Verify and monitor ACL’s in a network environment & Troubleshoot ACL issues
- Configure NAT for given network requirements using (including: CLI/SDM)
Implement and verify WAN links
- Describe different methods for connecting to a WAN Configure and verify a basic WAN serial connection
- Configure and verify Frame Relay on Cisco routers
- Troubleshoot WAN implementation issues
- Describe VPN technology (including: importance, benefits, role, impact, components)
- Configure and verify a PPP connection between Cisco routers
- Describe about VOIP (Voice over IP)