cisco certified network associate pdf

... Trang 1Study Guide Cisco Certified Network Associate 3.0 CCNA 3.0 Version 1 Trang 2CCNA FOUNDATIONS 4 OSI Model 4 Upper Layer 5 Lower Layers 5 Data Link Layer Tasks 6 Network Layer Tasks ... associated with the source and destination stations 2 A path through the network to reach the desired destination The logical network address consists of two parts: one part to identify the network ... to understanding Cisco is the OSI model The OSI model permits people to understand how internetwork works and it serves as a guideline or framework for creating and implementing network standards,

Ngày tải lên: 22/10/2013, 17:15

... the network, leaving only 254 available hosts in each network Class C networks always start with a value of 192 to 223 and would be viewed as network.network.network.node The 192.168.10 network ... www.cisco.com/warp/public/10/wwtraining/certprog/testing/pdf/ccna_607.pdf You¡¯ll notice that the objectives are vague For complete, in-depth coverage of the technologies and topics involved in Cisco networking, we recommend the CCNA: Cisco Certified ... B network The second octet is still part of the network address but can be any value under 255 So the IP address would be viewed as network.network.node.node The 172.16 network is a Class B network

Ngày tải lên: 18/01/2014, 05:20

... Cisco E Cisco routers support three types of LMIs: Cisco, ANSI and Q933a This question is looking for the default encapsulation type Steve McQuerry Interconnecting Cisco Network Devices (Cisco ... followed by the network command The network command must be issued for each directly connected network Trang 821certify.com Steve McQuerry Interconnecting Cisco Network Devices (Cisco Press: 2000) ... ONE network, and we need 28 E: This gives us 6 bits of network, and the problem calls for 5 Steve McQuerry Interconnecting Cisco Network Devices (Cisco Press: 2000) pages 228 – 236 Q.38 Cisco

Ngày tải lên: 24/01/2014, 13:20

... e6 PCMCIA sot + Cisco 1600 series router: 01 PCMCIA slot + Cisco 3800 series router: 02 POMCIA slots + Cisco 7200 series Network Processing Engine (NPE) 02 PCMCIA siots + Cisco 7000 RSP700 ... a Trang 23Version: Cisco Internetwork Operating System Software 10S (im) 2500 Sofware (C2500-JK8OS-L), Version 122(16), RELEASE SOFTWARE đe) Copyright (¢) 1288-2002 by cisco Systems, Inc ‘Compiled ... hành athenaifshow ver Cisco Internetwork Operating System Software 108 (tn) 2500 Software (C2500-LL), Version 12.1(26), RELEASE SOFTWARE (fet) Copyright(c) 1986-2004 by cisco Systems, Inc Compiled

Ngày tải lên: 23/03/2014, 10:23

... Answer: A, B Q.215 Cisco IOS queuing services _? A B C D Generally run on non-mission critical networks Reduce the size of data to be transmitted over a network link Control whether a network transmission ... firewall Q.1 ISDN networks supports both _ A B C D Synchronous and ADSL modems Toll-connecting trunks and tie trunks Terminal handlers and external PADs Network termination and network termination ... and upgrading network device configurations? A A cable tester B Remote monitoring C Network management software www.correctexams.com - 70 - Fast Way to get your Certification D Network modelling

Ngày tải lên: 17/01/2014, 09:20

... virtual network, and access to authentication services. 7 Network Virtualization—Network Admission Control Deployment Guide OL-13636-01 Network Virtualization Deployment Scenarios Network ... it was in Option A Network Virtualization—Network Admission Control Deployment Guide OL-13636-01 13 Network Virtualization Deployment Scenarios Network Virtualization—Network Admission ... Americas Headquarters: © 2007 Cisco Systems, Inc. All rights reserved. Cisco Systems, Inc., 170 West Tasman Drive, San Jose, CA 95134-1706 USA Network Virtualization—Network Admission Control Deployment

Ngày tải lên: 24/01/2014, 10:20

... marks of Cisco Systems, Inc.; and Aironet, ASIST, BPX, Catalyst, CCDA, CCDP, CCIE, CCNA, CCNP, Cisco, the Cisco Certified Internetwork Expert logo, Cisco IOS, the Cisco IOS logo, Cisco Press, Cisco ... rights reserved. CCIP, CCSP, the Cisco Arrow logo, the Cisco Powered Network mark, Cisco Unity, Follow Me Browsing, FormShare, and StackWise are trademarks of Cisco Systems, Inc.; Changing the ... documentation in these ways: • Registered Cisco.com users (Cisco direct customers) can order Cisco product documentation from the Networking Products MarketPlace: http://www.cisco.com/en/US/partner/ordering/index.shtml

Ngày tải lên: 24/01/2014, 10:20

... Cisco Certified Internetwork Expert Abstract: This Cramsession will help you to prepare for Cisco exam #350-001, the CCIE written exam Exam topics include, Cisco Device Operation, General Networking ... possible Trang 5SNMP (Simple Network Management Protocol) SNMP is a standard method for Network Management Stations (such as CiscoWorks) to gather information about networked devices This UDP-based ... Physical – Establish and maintain physical connectivity Cisco Hierarchical Internetworking Model • Core – Concentrates all traffic traversing the network The focus in on speed and fast switching

Ngày tải lên: 10/12/2013, 14:16

... the key features of Cisco VPN products Internet/IP Public Switched Telephone Network Dial-Up Business Partner Business Partner NAS VPN VPN Home Office Trang 10Cisco VPN RoutersCisco VPN routers ... keep corporate information private on public networks • Scalability—With VPN technologies, new users can be easily added to the network Corporate network availability can be scaled quickly with ... the Cisco routers that are available for VPN service and identifies the application where they would most likely be applied Table 2-3 Cisco VPN Routers SOHO Remote access VPN Extranet VPN Cisco

Ngày tải lên: 13/12/2013, 05:15

... used in the network • Explain how addresses are assigned to networks by ISPs and within networks by administrators • Học viện mạng Bách khoa - Website: www.bkacad.com 2 • Determine the network portion ... Calculating Addresses • Use the subnet mask to divide a network into smaller networks and describe the implications of dividing networks for network planners H c vi n m ng Bách khoa - Website: ... process to extract the network address from the IP address. Network portion and the role of the subnet mask Học viện mạng Bách khoa - Website: www.bkacad.com 10 [...].. .Network portion and

Ngày tải lên: 22/12/2013, 13:17

... new networking classes that are logical, efficient, and consistent The only drawback to networking with NET is that no single dominant model exists In this chapter, you’ll learn how to manage network ... Trang 18 Network ProgrammingThe need for computers and devices to communicate across a network is one of the key ingredients of enterprise programming ... ping messages compared to other types of network communication, implementing a ping utility in NET requires a significant amount of complex low-level networking code The NET class library doesn’t

Ngày tải lên: 27/01/2014, 14:20

... across the network This system enables the administrator to correlate network traffic with the running processes on his monitored machines 2.2 Graph-based approaches for network monitoring In network ... behavior in a network is one of the most essential tasks in the fields of network monitoring and security since more and more malicious code in the wild internet constantly threatens the network infrastructure ... behavioral changes in traffic of hosts as one of the most essential tasks in the domains of network monitoring and network security We propose a new visualization metaphor for monitoring time-referenced

Ngày tải lên: 05/03/2014, 23:20

... for the local network since A has the largest influence on other users If A has a low valuation of his own security, then it will invest little and the whole network suffers How the network topology ... of selfish investment in network security will be one of our focuses In this paper, we study how network topology, users’ preference and their mutual influence affect network security in a non-cooperative ... that a number of service providers (SP) build networks which are interconnected If a SP invests to upgrade her own network, the performance of the whole network improves and may bring more revenue

Ngày tải lên: 05/03/2014, 23:20

... computer network to eavesdrop on computers in the network „ Sniffing requires physical access to network medium „ It is a passive activity, in that sniffing doesn’t introduce new packets into network ... Server_02 XYZ Enterprise Network Layout IDS System What is This Course about? We will explore: „ Various vulnerabilities in network protocols and services. „ Mechanisms to protect networks. „ Security ... Trang 1CS682-Network SecurityModule-1 Introduction to Network Security SYN „ This is CS682, Network Security „ There is a lab in RH219, get your accounts

Ngày tải lên: 14/03/2014, 22:20

... 15Traffic AnalysisNetwork Traffic analysis is the process of capturing network traffic and inspecting it closely to determine what is happening on the network Provides the details of network activities ... Analysis in Monitoring perspectiveThe purpose of network monitoring is to collect useful information from various parts of the network so that the network can be managed and controlled using the ... guaranteed bandwidth Security analysis − Detect and deny anomalous traf
c to make our network safer Trang 18Network Traffic AnalysisTraf
c analysis making use of traf
c data of a communication

Ngày tải lên: 23/03/2014, 10:21

... important network configuration files in the /etc/sysconfig directory • Network. .. the /etc/sysconfig directory • Network configuration files in /etc/sysconfig /network- scripts • IFCFG-NETWORKINTERFACENAME ... 4 Network configuration files important network configuration files in the /etc/sysconfig directory • Set up the IP addresses of your network interfaces. Make changes to: • /etc/sysconfig/network-scripts/ifcfg-eth0 ... Fedora Linux Network Services 2 In this part • Network Interface (naming, type ) • Network Configuration Files • Interface control command and scripts • Basic routing using route command 3 Network

Ngày tải lên: 27/06/2014, 19:20

... contents function on a real network The Illustrated Network, built in the Tech Pubs department of Juniper Networks, Inc., in Sunnyvale, California, is shown in Figure 1.1 The network consists of systems ... a network Protocols and Layers 1 This book is about what actually happens on a real network running the protocols and applications used on the Internet today We’ll be looking at the entire network—every-thing ... “network nodes” or just “nodes.” Specifi c devices are labeled “routers,” “bridges,” or “switches,” depending on their precise roles in the network The intermediate nodes on the Illustrated Network

Ngày tải lên: 04/07/2014, 07:20

... the network program developers from any of the details of how the TCP/IP network actually operates In many cases, the application programmers interpret this “transparency” of the TCP/IP network ... puts on a TCP/IP network affects the performance of the network for everyone Programmers and developers that treat sockets “just like a fi le” soon fi nd out that the TCP/IP network is not as ... use of the socket interface in a TCP/IP network The socket interface forms the boundary between the application program written by the programmer and the network processes that are usually bundled

Ngày tải lên: 04/07/2014, 07:20

... protocol such as OSPF or IS–IS, but many network admin- istrators at the time felt these new protocols were not stable or mature enough for production networks. Cisco then invented Enhanced IGRP (EIGRP) ... autonomous system (AS). A large organization or ISP can have a single AS, but many global networks divide their networks into one or more ASs. IGPs run within these routing domains and do not share ... this information to their neigh- bors until the network has converged and all routers have the identical information available. When changes in the network as a result of failed links or routers

Ngày tải lên: 04/07/2014, 08:20

... reserved for private AS numbers Inside the AS, the network was assumed to be under the control of a single network administrator Within the AS, local network matters (addressing, links, new routers, ... cannot link to another ISP unless both run BGP Contrary to some claims, customer networks (even large customer networks with many routers and multiple ASs) do not have to run BGP between their ... customer and ISP network A customer with only one link to a single ISP generally does not need BGP at all But if a routing protocol is needed, it will be BGP When a customer network links to

Ngày tải lên: 04/07/2014, 08:20