Describe the operation of data networks.
* Describe the purpose and functions of various network devices
* Select the components required to meet a given network specification
* Use the OSI and TCP/IP models and their associated protocols to explain how data flows in a network
* Describe common networking 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
Implement a small switched network
* 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 technologies
* Explain network segmentation and basic traffic management concepts
* Explain the operation of Cisco switches and basic switching concepts
* Perform, save and verify initial switch configuration tasks including remote access management
* Verify network status and switch operation using basic utilities (including: ping, traceroute,telnet,SSH,arp, ipconfig), SHOW & DEBUG commands
* Implement and verify basic security for a switch (port security, deactivate ports)
* Identify, prescribe, and resolve common switched network media issues, configuration issues, autonegotiation, and switch hardware failures
Implement an IP addressing scheme and IP services to meet network requirements for a small branch office
* Describe the need and role of addressing in a network
* Create and apply an addressing scheme to a network Assign and verify valid IP addresses to hosts, servers, and networking devices in a LAN environment
* Explain the basic uses and operation of NAT in a small network connecting to one ISP
* Describe and verify DNS operation
* Describe the operation and benefits of using private and public IP addressing
* Enable NAT for a small network with a single ISP and connection using SDM and verify operation using CLI and ping
* Configure, verify and troubleshoot DHCP and DNS operation on a router.(including: CLI/SDM)
* Implement static and dynamic addressing services for hosts in a LAN environment
* Identify and correct IP addressing issues
Implement a small routed network
* Describe basic routing concepts (including: packet forwarding, router lookup process)
* Describe the operation of Cisco routers (including: router bootup process, POST, router components)
* 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 CLI to set basic parameters
* Connect, configure, and verify operation status of a device interface
* Verify device configuration and network connectivity using ping, traceroute, telnet, SSH or other utilities
* 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
* Implement password and physical security
* Verify network status and router operation using basic utilities (including: ping, traceroute,telnet,SSH,arp, ipconfig), SHOW & DEBUG commands
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. (including: SSID, BSS, ESS)
* 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 (including: open, WEP, WPA-1/2)
* Identify common issues with implementing wireless networks
Identify security threats to a network and describe general methods to mitigate those threats
* Explain today's increasing network security threats and 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 and verify WAN links
* Describe different methods for connecting to a WAN
* Configure and verify a basic WAN serial connection