CCNA Security

Tài liệu Cisco CCNA tổng hợp những lý thuyết bài tập về các chủ đề như: Cấu hình switch cơ bản, cấu hình router cơ bản, telnet và SSH, hướng dẫn sử dụng GNS3, lab tổng hợp switch, router, wireless lab, cisco security manager, định tuyến tĩnh, sao lưu ios, cấu hình router, khôi phục mật khẩu cho router... Mời các bạn cùng tìm hiểu về Cisco CCNA qua tài liệu này.

298p hanh_tv22 18-03-2019 190 40   Download

Giáo trình bao gồm các bài giảng: Bài giảng 1 "Recovery IOS bằng Xmodem và TFTPDNLD"; bài giảng 2 “Lab SSH” nâng cao tính bảo mật dùng giao thức SSH thay thế cho telnet; bài giảng 3 “Truy cập vào Router thông qua SDM”... Mời các bạn tham khảo giáo trình.

61p tranhanh9196 12-10-2018 96 14   Download

This chapter describe how networks impact our daily lives. Describe the role of data networking in the human network. Identify the key components of any data network. Identify the opportunities and challenges posed by converged networks. Describe the characteristics of network architectures: fault tolerance, scalability, quality of service and security. Install and use IRC clients and a Wikiserver.

55p youcanletgo_01 04-01-2016 59 5   Download

This chapter summarize the operation of Ethernet as defined for 100/1000 Mbps LANs in the IEEE 802.3 standard. Explain the functions that enable a switch to forward Ethernet frames in a LAN. Configure a switch for operation in a network designed to support voice, video, and data transmissions. Configure basic security on a switch that will operate in a network designed to support voice, video, and data transmissions.

163p youcanletgo_01 04-01-2016 61 5   Download

Describe the components and operations of basic wireless LAN topologies. Describe the components and operations of basic wireless LAN security. Configure and verify basic wireless LAN access. Configure and troubleshoot wireless client access.

97p youcanletgo_01 04-01-2016 55 6   Download

In this chapter, you will learn to: Identify security threats to enterprise networks. Describe methods to mitigate security threats to enterprise networks. Configure basic router security. Disable unused router services and interfaces. Use the Cisco SDM one-step lockdown feature. Manage files and software images with the Cisco IOS Integrated File System (IFS).

157p youcanletgo_01 04-01-2016 46 5   Download

In this chapter, you will learn to: Explain how ACLs are used to secure a medium-size enterprise branch office network, including the concept of packet filtering, the purpose of ACLs, how ACLs are used to control access, and the types of Cisco ACLs. Configure standard ACLs in a medium-size enterprise branch office network, including defining filtering criteria, configuring standard ACLs to filter traffic, and applying standard ACLs to router interfaces,...

86p youcanletgo_01 04-01-2016 61 5   Download

Learning objectives of this chapter include: Secure the physical installation of and the administrative access to Cisco routers based on different network requirements using the CLI and CCP; configure administrative roles using privilege levels and role-based CLI; Implement the management and reporting features of syslog, SNMP, SSH, and NTP;...

175p youcanletgo_01 04-01-2016 51 6   Download

In this chapter, you learned to: Explain the funtion and operation of the authentication, authorization, and accounting (AAA) protocol; configure a Cisco router to perform AAA authentication with a local database; describe how to configure Cisco ACS to support AAA for Cisco IOS routers; configure server-base AAA.

78p youcanletgo_01 04-01-2016 42 6   Download

Upon completion of this lesson, the successful participant will be able to: Describe the rationale for network security; describe the three principles of network security; identify risks, threats, vulnerabilities and countermeasures; discuss the three states of information and identify threats and appropriate countermeasures for each state;...

75p youcanletgo_01 04-01-2016 61 4   Download

This chapter describle the underlying IDS and IPS technology that is embedded in the Cisco host-and network-based IDS and IPS solutions, configure Cisco IOS IPS using CLI and CCP, verify Cisco Verify Cisco IOS using CLI and CCP. Inviting you to refer.

83p youcanletgo_01 04-01-2016 67 5   Download

The following will be discussed in this chapter: Describle endpoint security with IronPort; describle endpoint security with Network Admission Control; describle endpoint Security with Cisco Security Agent; describle MAC address spoofing attacks, STP manipulation attacks, MAC address overflow attacks, LAN storm attacks, and VLAN attacks;...

143p youcanletgo_01 04-01-2016 74 5   Download

Chapter 4 objectives: Describe numbered and named, standard and extended IP ACLs, configure IP ACLs with IOS CLI and CCP, describe TCP established ACL functionality, describe and configure reflexive ACLs, describe and configure dynamic ACLs,... Inviting you to refer.

132p youcanletgo_01 04-01-2016 56 4   Download

Upon completion of this lesson, the successful participant will be able to: Describe the purpose and operation of VPNs, differentiate between the various types of VPNs; identify the Cisco VPN product line and the security features of these products; configure a site-to-site VPN GRE tunnel;... Inviting you to refer.

124p youcanletgo_01 04-01-2016 74 5   Download

After completing this chapter, students will be able to: Describe how the types of encryption, hashes, and digital signatures work together to provide confidentiality, integrity, and authentication; describe the mechanisms to ensure data integrity and authentication; describe the mechanisms used to ensure data confidentiality.

104p youcanletgo_01 04-01-2016 36 4   Download

This chapter include objectives: Describle the principles of secure network design, describle threat identificaion and risk analysis, describle risk managenment and risk avoidance, describle the Cisco SecureX architecture, describle operation security,...

82p youcanletgo_01 04-01-2016 75 4   Download

The ASA is a standalone firewall device that is a primary component of the Cisco SecureX architecture. The following will be discussed in this chapter: Which kind of branch is appropriate for the IOS firewall solution? What is disadvantage of the IOS firewall solution? Inviting you to refer.

50p youcanletgo_01 04-01-2016 50 6   Download

Ngày nay cùng với sự tiến bộ của khoa học và công nghệ, network là một giải pháp được lựa chọn hàng đầu cho việc truyền tải dữ liệu, và vì vậy bảo mật trong network là một vấn đề đang được quan tâm. Một trong những công cụ rất quan trọng trong Cisco Router được dung trong lĩnh vực security là Access List. Mời các bạn cùng tham khảo "Tài liệu hướng dẫn thực hành CCNA: Bài 20 - Standar Access List" để nắm bắt được nội dung chi tiết.

0p gaugau1905 02-12-2015 128 12   Download

Establishing a network performance baseline requires collecting key performance data from the ports and devices that are essential to network operation.1 Gather symptoms - Troubleshooting begins with the process of gathering and documenting symptoms from the network, end systems, and users. Stage 2 Isolate the problem - The problem is not truly isolated until a single problem, or a set of related problems, is identified.

66p mrdvad11 12-03-2013 169 55   Download

Static NAT – Mapping an unregistered IP address to a registered IP address on a one-to-one basis. Particularly useful when a device needs to be accessible from outside the network.Dynamic NAT – Maps an unregistered IP address to a registered IP address from a group of registered IP addresses. Dynamic NAT also establishes a one-to-one mapping between unregistered and registered IP address, but the mapping could vary depending on the registered address available in the pool, at the time of communication....

81p mrdvad11 12-03-2013 147 52   Download