Dsl high bandwidth always on internet connection that

Info icon This preview shows pages 14–21. Sign up to view the full content.

DSL high bandwidth, always on, Internet connection that runs over a telephone line. Cellular uses a cell phone network to connect to the Internet; only available where you can get a cellular signal. Satellite major benefit to rural areas without Internet Service Providers. Dial-up telephone an inexpensive, low bandwidth option using a modem.
Image of page 14

Info icon This preview has intentionally blurred sections. Sign up to view the full version.

15 © 2016 Cisco and/or its affiliates. All rights reserved. Cisco Confidential Internet Connections Businesses Internet Connections Corporate business connections may require higher bandwidth, dedicated connections, or managed services. Typical connection options for businesses: Dedicated Leased Line reserved circuits within the service provider’s network that connect distant offices with private voice and/or data networking. Ethernet WAN extends LAN access technology into the WAN. DSL Business DSL is available in various formats including Symmetric Digital Subscriber Lines (SDSL). Satellite can provide a connection when a wired solution is not available.
Image of page 15
16 © 2016 Cisco and/or its affiliates. All rights reserved. Cisco Confidential 1.3 The Network as a Platform
Image of page 16

Info icon This preview has intentionally blurred sections. Sign up to view the full version.

17 © 2016 Cisco and/or its affiliates. All rights reserved. Cisco Confidential Converged Networks Traditional Separate Networks An example of multiple networks might be a school 30 years ago. Some classrooms were cabled for data networks. Those same classrooms were cabled for telephone networks, and also cabled separately for video. Each of these networks used different technologies to carry the communication signals using a different set of rules and standards.
Image of page 17
18 © 2016 Cisco and/or its affiliates. All rights reserved. Cisco Confidential Converged Networks The Converging Network Converged data networks carry multiple services on one link including data, voice, and video. Unlike dedicated networks, converged networks can deliver data, voice, and video between different types of devices over the same network infrastructure. The network infrastructure uses the same set of rules and standards.
Image of page 18

Info icon This preview has intentionally blurred sections. Sign up to view the full version.

19 © 2016 Cisco and/or its affiliates. All rights reserved. Cisco Confidential Reliable Network Network Architecture Network Architecture refers to the technologies that support the infrastructure that moves data across the network. There are four basic characteristics that the underlying architectures need to address to meet user expectations: Fault Tolerance Scalability Quality of Service (QoS) Security
Image of page 19
20 © 2016 Cisco and/or its affiliates. All rights reserved. Cisco Confidential Reliable Network Fault Tolerance A fault tolerant network limits the impact of a failure by limiting the number of affected devices. Multiple paths are required for fault tolerance.
Image of page 20

Info icon This preview has intentionally blurred sections. Sign up to view the full version.

Image of page 21
This is the end of the preview. Sign up to access the rest of the document.
  • Fall '15
  • Computer network, IP address, Cisco Confidential,  Network infrastructure