31 Days Before Your CCENT Certification (Cisco Networking by Scott Bennett PDF

By Scott Bennett

ISBN-10: 1587132176

ISBN-13: 9781587132179

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It has no dedicated servers. ■ All clients can also provide services such as file and print sharing. 6: When you install a network, you likely start with a detailed map of where the wires and I have a printer to share. Print Sharing I have files to share. File Sharing The Advantages of Peer-to-Peer Networking: The Disadvantages of Peer-to-Peer Networking: • Easy to set up • Less complexity • Lower cost because network devices and dedicated servers might not be required • Can be used for simple tasks such as transferring files and sharing printers • No centralized administration • Not as secure • Not scalable • All devices may act as both clients and servers, which can slow their performance 22 31 Days Before Your CCENT Certification devices should be placed.

A logical topology map displays hostnames, address groups, network access, and applications in use on a network. 2: Often the Internet is represented in a diagram as a cloud. This cloud represents the hierarchy of devices that connect you to other networks and the Internet. ISPs sit at the top of this hierarchy and connect to each other through Internet exchange points (IXP) or network access points (NAP). These IXPs and NAPs between ISPs provide the backbone for the Internet. ” This Internet backbone is typically connected with fiber-optic cable installed underground and even undersea.

2: The following key points define routers: ■ Routers connect networks and route packets to their destination networks. ■ Routers can look at the MAC address to determine a frame’s destination, but routers also decapsulate the frame to look at the destination IP address located in the header of the IP packet. ■ Routers look at the network portion of the destination IP address, re-encapsulate the packet, and forward it to its destination. ■ Routers maintain a routing table of connected networks.

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31 Days Before Your CCENT Certification (Cisco Networking Academy Program) by Scott Bennett


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