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Enumerate about the Virtual Private Network (VPN)
Even though, many firewalls also include the features of the virtual private network, the functionality and capabilities of VPN are different from those of the firewall. It is important to understand that installing a firewall is only one part of a security strategy. In addition to it, other aspects such as user authentication through username/password combination, VPNs, a public-key cryptographic code and resource management should also be added tothe policy of the company's Intranet security.
A communication protocol is an agreement which specifies a common language two computers use to exchange messages. For instance, a protocol denotes the exact format and meaning of
Problem 1 Describe the architecture of the TCP/IP protocol suite Problem 2 Describe the principle of operation of REXEC protocol Problem 3 Describe the concept
which are 5 major network services
State the difference between Byte streams and message Byte streams and message are different. In a message stream, network keeps track of the message boundaries. In a byte stre
Network Devices a.Hub b.Repeater c.Bridge d.Gateway e.Switch f.Router Connecting devices can classified into networking and internetworking devices when
Define the term - Graphics Interchange Format A type of graphics file found frequently on the .net. A picture of a vice-president, for example, may appear on the Intranet as
Q. Describe Network security and Internetworking security? Network Security - Layers 5-7 - Securing the localized private domain. Network Administration, File Permissions
ICMP is used to send error and control messages. Ping uses ICMP to carry the echo-request and echo-reply.
Ping and Traceroute are used by ICMP for Testing. Destination Unreachable messages are obtained by a router when it does not have a route to the network.
Network Control protocols ( NCP) The first ARPANET networking protocols was named simply the network control protocols in 1970,and was created by created by network
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