Internet backbone

Thuật ngữ computer network đề cập đến việc kết nối những máy tính hoạt động độc lập lại với nhau thông qua môi trường truyền thông.Mô hình OSI Là mô hình mạng chuẩn hóa do ISO (International Standard Organization) đề nghị, Gồm có 7 lớp với các chức năng khác nhau. Định ra các tiêu chuẩn thống nhất cho các nhà sản xuất, cung cấp sản phẩm, dịch vụ mạng, tổ chứ ISO công bố mô hình OSI (Open System Interconnection (OSI))....

120p meodentinhnghich 14-04-2012 344 155   Download

Internetworking continues to be one of the fastest developing high-technology fields today. Businesses and individuals have come to depend on the Internet for completing a wide range of their daily operations and activities. It is no secret that Cisco Systems has capitalized on the Internet’s potential, doing many of their business operations and functions across the Web, including over 85% of their annual sales transactions across the Internet. For these reasons, the World Wide Web and the field of internetworking continue to grow at accelerated speeds.

296p erjokoi 22-07-2010 124 10   Download

Laser-Optimized Fiber: Built for Price, Bandwidth, and Distance to Make the Most of Your Investment Over the past 25 years, Ethernet standards have evolved from 10 Mbps and 100 Mbps to Gigabit and now 10 Gigabit. The rapid growth of Internet use and bandwidth-intensive applications combined with routine transmission of large files is driving the need for 10 Gigabit Ethernet (10GbE) in many network backbone and data center connections. Implementation is happening all around us. Sales of 10GbE switch ports are increasing dramatically, and will continue to grow over the next decade.

4p qd-tek 28-04-2010 66 4   Download

Information services for various federal agency backbone networks were provided by the sponsoring agencies. NASA, for example, provided NSI information services. Internet registration services were provided by DISA NIC, operated by Government Services, Inc. (GSI). Information services for campus-level providers were provided by NSFNET mid-level network organizations. Information services for NSFNET mid-level network providers were provided by Merit, Inc. Under the new solicitation, NIS managers should provide services to end-users and to campus and mid-level network service providers.

20p longtuyenthon 26-01-2010 77 10   Download