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Moje certifikáty

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CCNA 1 - network basic

• Define and install the necessary hardware and software required to be able to communicate over a network
• Demonstrate the mathematical skills requited to work seamlessly with integer decimal, binary, and hexadecimal numbers and simple binary logic
• Define the structure and technologies of modem computer networks
• Define the meaning and application of “bandwidth“ as used in networking
• Compare and contrast network communications using the GM model and the TCP/IP protocol stack
• Describe the major properties and standards associated with cooper and optical media used in networks
• Explain the concepts of transmission and reception of wireless signals used in networks
• install a simple wireless LAN
• Explain the fundamentals of signal transmission on networking media
• Describe the different topologies physical issues associated with cabling networking common LANs
• Describe the physical issues associated with cabling networking equipment to work over WAN
• Explain the fundamentals of Ethernet media access
• Explain how collisions are detected
• Explain the concepts associated with auto negotiation on Ethernet systems
• Describe the concepts of switching in an Ethernet network
• Compare and contrast collision and broadcast domain‚ and explain how networks can be segmented
• Demonstrate familiarity with all aspects of IP addressing
• Describe the association of an IP address with a device interface, and the relationship between physical and logical addressing
• Describe the principles and practice of packet switching within IP networks
• Describe routing concepts, and the different methods and protocols used to achieve them
• Describe how the protocols associated with TCP/IP allow host communication to occur
• Describe the fundamentals concepts associated with transport layer protocols, and compare the connectionless approach to transport with the connection oriented one
• List the major TCP/IP application protocols, and briefly define their features and and operation

CCNA 2 - routers and routing basics

• identify the key characteristics of common wide area networking (WAN) configurations and technologies
• Compare and contrast common WAN and LAN technologies
• Describe the role of a router in a WAN
• Explain the fundamental operation Of the router operating system (IOS)
• Establish communication between a terminal device and the router IOS
• Use IOS for router analysis, configuration, and repair
• identify and describe the major internal and external components of a router
• Connect router Fast Ethernet, Serial WAN, and console Ports
• Perform, save, and test an initial configuration on a router
• Configure additional administrative functionality on a router
• Use embedded data Link layer functionality to perform network neighbor discovery and analysis from the router console
• Use IOS embedded Layer 3 through Layer 7 protocols to establish, test, suspend or disconnect connectivity to remote devices from the router console
• identify the stages of the router boot-up sequence, and demonstrate how the configuration register and boot system commands can modify that sequence
• Manage system image and device configuration files
• Describe the operation of the Internet Control Message Protocol (ICMP) and identify the reasons, types, and format of associated error and control messages
• identify, configure, and verify the use of static and default routes
• Evaluate the major characteristics of routing protocols
• Identify, analyze, and demonstrate how to rectify inherent problems associated with distance vector routing protocols
• Configure, verify, analyze, and troubleshoot simple distance vector routing protocols
• Use IOS commands to analyze and rectify network problems
• Describe the operation of the major transport layer protocols and the interaction and carriage of application layer data
• Identify how router packet throughput can be controlled using access control lists
• Analyze, configure, implement, verify, and rectify access control lists within a router configuration

CCNA 3 - switching basics and intermediate routing

• Compute and use Variable Length Subnet Masking (VLSM) techniques to design and implement effective and efficient IP addressing
• Describe, configure, verify, analyze, and troubleshoot the RIP v2 distance vector routing protocol
• Describe the concepts and techniques ot link-state routing, and compare and contrast with distance vector routing
• Describe, contigure, verify, analyze, and troubleshoot the OSPF link-state routing protocol in a single area mode of operation
• Describe, configure, verify, analyze, and troubleshoot the extended IGRP routing protocol
• Demonstrate an ability to troubleshoot routing protocol problems specifically using and interpreting the show and debug commands
• Describe the operation and technology of the lEEE 802.3 Ethernet variants
• Describe and compare the concepts and techniques used within Ethernet switched LANs
• Describe and compare the concepts and techniques used by Ethernet LAN switches
• Design a simple LAN using layered techniques
• Describe the three-layer process as used by Cisco for internetwork design purposes
• Describe, configure, and administer a Cisco Catatyst® LAN switch
• Compare and contrast various forms of redundancy built into networks, and explain the advantages and disadvantages of redundancy incorporation
• Describe the operation ot the spanning-tree algorithm, and describe the methods by which it is implemented and used in a switched network
• Describe and compare the concepts, advantages, and disadvantages of virtual LANs
• Describe, configure, and administer inter-switch VLANs on Cisco switches
• Troubleshoot VLANs
• Describe, configure, and admínister VTP on Cisco switches
• Describe, configure, and administer routing between VLANs on Cisco switches

CCNA 4 - WAN Technologies

• Describe the concepts and characteristics of Network Address Translation, and explain its configuration, use, and administration on a network.
• Describe the concepts and characteristics of the Dynamic Host Configuration Protocol (DHCP), and explain ists configuration, use, and administration on a network.
• Describe, compare, and contrast the essential features of Wan technology
• Classify WAN link options and explain the differences between circuit-switched and packet-switched technologies.
• Make recommendations about provisioning of WAN services based on the network needs of the customer
• Design a simple WAN system using a hierarchical layered approach to the design
• Describe the operation, configuration, and functionality of serial point-to-point links.
• Configure and administer serial point-to-point links.
• Describe the concepts, characteristics, and functionality of the Point to Point Protocol (PPP)
• Configure and administer PPP on a serial link
• Describe the concepts, characteristics, and functionality of ISDN
• Configure and administer router ISDN interface
• Describe the concepts, characteristics, and functionality of Dial-on-Demand Routing (DDR)
• Configure and administer DDR in a network
• Describe the concepts, characteristics, and functionality of Frame Relay
• Configure and administer Frame Relay using PVCs
• Describe, compare, and contrast workstation and server operating systems and the associated hardware
• Describe the concepts of network management, and explain how network management tools are used on a modern network.

IT Essentials I - PC hardware and software

• Build, configure, upgrade, and maintain a personal computer system.
• Diagnose and resolve problems of a personal computer system.
• Install and configure various computer peripheral devices.
• Setup, configure, and maintain a local area network.
• Resolve network connectivity problems on a local area network using a systematic troubleshooting approach.
• Install, configure, upgrade, and maintain Microsoft Windows operating systems.
• Diagnose and resolve problems using Microsoft Windows system tools.
• Utilize relevant workplace safety and environmental standards during computer maintenance.
• Effectively utilize a customer-oriented approach to resolve user problems.
• Provide computer hardware and software support based upon a set of standard and systematic diagnostic principles.

IT Essentials II - network operating systems

• Select network devices, server hardware, and Network Operating Systems based on organizational requirements.
• Install the Windows 2000 Professional and Linux Network Operating Systems.
• Configure TCP/IP static and dynamic host addressing.
• Configure network file and print sharing.
• Create user accounts with the approprite rights and permissions.
• Configure HTTP, FTP, and Telnet services for Windows 2000 and Linux systems.
• Recommend a backup method based on customer requirements.
• Backup and restore data using Windows 2000 and Linux system utilities.
• Design and configure basic security network solutions.
• Perform maintenance tasks including hard disk management and software patches and upgrades.
• Diagnose, troubleshoot, and resolve common Network Operating System problems.

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