Xem 1-20 trên 437 kết quả Local network
  • In this chapter you can find a brief guide for a quick setup of Kerio Control. After this setup the firewall should be immediately available and able to share your Internet connection and protect your local network. For a detailed guide refer to the separate Kerio Control — Step-by- Step Configuration guide. If you are unsure about any element of Kerio Control, simply look up an appropriate chapter in the manual. For information about your Internet connection (such as your IP address, default gateway, DNS server, etc.) contact your ISP....

    pdf394p nhacdohatinh 19-08-2010 132 37   Download

  • CIS 81, Cabrillo College, Rick Graziani If you need assistance in using Packet Tracer, refer to the lab Using Packet Tracer. Part 1: ARP and the Local Network Step 1: Open the following topology .Step 2: Select ARP and ICMP from the Event List Filters Enter Simulation mode and select only the ARP and ICMP protocols selected in the Event List Filters: Step 3: Perform a simple, local Ping Select Add Simple PDU Select Pc0 as the device that sends the ping: Select Pc1 as the device that sends the receives the ping: 2 .

    pdf8p minhdau77 16-08-2012 96 27   Download

  • The U.S. Department of Defense (DoD) created the TCP/IP reference model because it wanted a network that could survive any conditions. The TCP/IP model has since become the standard on which the Internet is based. In 1992 the standardization of a new generation of IP, often called IPng, was supported by the Internet Engineering Task Force (IETF). IPng is now known as IPv6.

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  • In this part • Network Interface (naming, type ....) • Network Configuration Files • Interface control command and scripts • Basic routing using route command Network interface • The first Ethernet NIC is given the alias eth0, the second Ethernet NIC is given the alias eth1, and so on. • Loopback lo.

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  • RFC-1631 A short term solution to the problem of the depletion of IP addresses Long term solution is IP v6 (or whatever is finally agreed on) CIDR (Classless InterDomain Routing ) is a possible short term solution NAT is another NAT is a way to conserve IP addresses Hide a number of hosts behind a single IP address Use: 10.0.0.0-10.255.255.255, 172.16.0.0-172.32.255.255 or 192.168.0.0-192.168.255.255 for local networks

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  • In this chapter you can find a brief guide for a quick setup of Kerio Control. After this setup the firewall should be immediately available and able to share your Internet connection and protect your local network. For a detailed guide refer to...

    pdf98p nguyen8 03-12-2009 42 4   Download

  • In a prior edition of this book the preface commenced with the paraphrase of an old adage in an era of evolving local area networking technology: Ethernet is dead—long live Ethernet! Although advances in communications technology continue to occur at a rapid pace, that paraphrase continues to be valid. Within the past decade, the bandwidth of 10 Mbps Ethernet was advanced by a factor of one thousandwith the introduction of a series of enhancements to the original Ethernet specification. First, Fast Ethernet resulted in the bandwidth of Ethernet increasing by a factor of 10 to 100 Mbps.

    pdf599p nhungmon 19-03-2009 2459 1798   Download

  • Optical Switching Networks describes all the major switching paradigms developed for modern optical networks, discussing their operation, advantages, disadvantages, and implementation. Following a review of the evolution of optical wavelength division multiplexing (WDM) networks, an overview of the future of optical networks is set out.

    pdf343p daokim 04-08-2009 262 134   Download

  • When the concept of a network without wires was first suggested more than two decades ago, it sparked the imagination of scientists, product vendors, and users around the globe eager for the convenience and flexibility of a free roaming connection. Unfortunately, as the variety of wireless solutions began to emerge, anticipation turned to disappointment.The first wave of solutions proved inadequate for the networking, portability, and security needs of a changing IT environment.

    pdf513p maiphuong 11-08-2009 345 133   Download

  • I/O bus networks allow PLCs to communicate with I/O devices in a manner similar to how local area networks let supervisory PLCs communicate with individual PLCs (see Figure1). This configuration decentralizes control in the PLC system, yielding larger and faster control systems.

    pdf57p balanghuyen 13-01-2010 212 120   Download

  • Cisco certification can also improve your understanding of the internet- working of more than just Cisco products: You will develop a complete understanding of networking and how different network topologies work together to form a network. This is beneficial to every networking job and is the reason Cisco certification is in such high demand, even at companies with few Cisco devices.

    pdf751p trannhu 10-08-2009 251 117   Download

  • MCSE Training Guide: Networking Essentials, Second Edition is designed for advanced end-users, service technicians, and network administrators with the goal of certification as a Microsoft Certified Systems Engineer (MCSE). The “Networking Essentials” exam (70-058) measures your ability to implement, administer, and troubleshoot information systems that incorporate Windows 95 as well as any of the BackOffice family of products. According to Microsoft, the exam covers only the networking knowledge and skills common to both Windows 95 and BackOffice products....

    pdf660p duypha 07-08-2009 225 100   Download

  • Over the last ten years, the impact of wireless communications on the way we live and do business has been surpassed only by the impact of the Internet. Cell phones, pagers, and wireless Personal Digital Assistants (PDAs) have become so commonplace in our lives that it is easy to forget that ten years ago, they were a rarity.

    pdf409p mylinh 11-08-2009 109 57   Download

  • Trong công tác quản trị mạng việc ứng dụng Group Policy vào công việc là điều không thể thiếu đối với bất cứ nhà quả trị mạng nào. Với Group Policy ta có thể tùy biến Windows theo chủ ý mà với người sử dụng thông thường không thể làm được Local Security Policy (chính sách bảo mật cục bộ). Mình xin giới thiệu về Local security policy ! Có 2 cách vào Local Security Policy: - Vào start\run\gpedit.

    pdf8p bantoisg 09-12-2009 213 56   Download

  • Tham khảo sách 'cisco: ccna® 3.0 (cisco® certified network associate 3.0) exam 640-607 - version 6.0', công nghệ thông tin, chứng chỉ quốc tế phục vụ nhu cầu học tập, nghiên cứu và làm việc hiệu quả

    pdf245p halanh 15-08-2009 146 45   Download

  • As Bill Lubanovic and I were putting the final touches on this book, I overheard a conversation between two coworkers in our Cisco lab discussing Linux. The senior networking guru of the two made an interesting remark. He said that despite all his knowledge, he felt incomplete as a professional because he had never learned Linux. A moment later he and the other gentleman turned to me and looked me square in the eyes. I smiled and went on working. That evening, our director of Information Technology made an offhand remark to me during a conference that struck me as unusual.

    pdf297p trung254 23-07-2012 120 36   Download

  • Bài viết này cho phép các bạn định nghĩa và hiểu rõ các khái niệm sau về NAT (Network Address Translation): inside local,inside global, outside local, và outside global.

    pdf5p nhan4321 26-10-2009 108 33   Download

  • This design guide is intended for the system architects, engineers, and Cisco channel partners who want to apply best design practices for Cisco IPCC Express. This design guide assumes that the reader is already familiar with the following concepts: • Cisco CallManager Administration • Cisco IPCC Express and Cisco IP IVR administration • General system requirements and network design guidelines available from your local Cisco Systems Engineer (SE)

    pdf90p kieuoanh 11-08-2009 137 29   Download

  • Since the introduction of the personal computer in the early 1970s, businesses have found more uses and applications for technology in the workplace. With the introduction of local- area networks, file sharing, and print sharing in the 1980s, it became obvious that distributed computing was no longer a passing fad. By the 1990s, computers became less expensive, and innovations such as the Internet allowed everyone to connect to computer services worldwide. Computing services have become large and distributed.

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  • Chapter 3: Network Computer ATHENA Objective What is a Network? Why we use a Network? Advantages of LAN Types of Network ATHENA What is a Network? • A group of computers and other devices connected together is called a network • Networking is the concept of sharing resources and services ATHENA Example a Network Figure 1-1 What is a Local Area Network? ATHENA Why we use a Network? • To avoid duplication of equipment and resources • Be cost effective • To communicate efficiently • To improve management ATHENA ...

    pdf25p hangkute_101091 19-07-2010 70 24   Download

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