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What are proxy servers and how do they protect computer networks?
Proxy servers primarily stop external users who identifying the IP addresses of an internal network. Without information of the correct IP address, even the physical location of the network can't be identified. Proxy servers can make a network virtually invisible to external users.
What is a LAN? A LAN is a Local Area Network, within a single building or a specific confined space. LANs typically comprise only one transmission media type like coaxial cable
IEEE 802.3-Ethernet Introduction LAN (Local Area Network) - network connecting devices in a limited geographic area usually privately owned and limited to a single o
IGRP is a distance vector routing protocol designed by Cisco. The maximum hop count is 255, and it uses a combination of variables to verify a composite metric. IGRP has an adminis
As there will be more devices there will be more traffic of information. We can include capacity to WAN by adding more links and packet switches. Packet switches use not have compu
Computer Networks 1. Differentiate WAN and LAN. 2. Describe the TCP/IP Reference Model with diagram. 3. Explain Circuit switching and message switching. 4. List the fu
What are the characteristics of Client/Server? Service Encapsulation of services Shared resources Asymmetrical protocols Mix-and-match Transparency of location
Client Once the GUI application is loaded, it will send a request (instance/object of Commands class) to server for a list of files from the server's shared directory.Client wil
Connection Establishment TCP transmits data in full duplex mode. When two TCP is two machines are connected they are able to send segments to each other simultaneously. This
Challenge Handshake Authentication Protocols (CHAP) CHAP as its an implies implements a form of authentication that requires a challenge and a response. A CHAP authenticator
What is Kerberos in Networking? It is an authentication service developed at the Massachusetts Institute of Technology. Kerberos uses encryption to stop intruders from discover
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