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Q. Show VPNs Security and the Internet Model?
- VPN's Security and the Internet Model
- Application layer - provide for each application protocol (other layers may be left vulnerable)
- Transport layer - difficult to change existing protocols
- Network layer - IPsec (additional security for IP)
- Data Link layer - does not provide end-to-end security
What is an Ethernet? The Ethernet topology was developed at the University of Hawaii to connect computers on the many Islands. It was radio based design. Later, Robert Metacalf
I have a project on Information Communication Technology(I.C.T). So sir I want to know that what is internet? and how it works?
ACK Received If an ACK is received by the sender. The SR sender marks that packet as having been received by the receiver.
To stop Service Advertisements (SAPs) from flooding a network, Cisco routers do not forward them. How are services advertised to other networks? Ans) Every router builds its own
Source quench is the process where the destination router, or end internetworking device will "quench" the date from the "source", or the source router. This usually occurs when th
Single company or organization owns this. They are usually LAN technologies. There can be multiple LANs in a campus or building linked together. They are sometimes known Intranet.
To monitor ipx traffic on a network, what command would we use? Ans) show ipx traffic
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
If the host has the subnet ID why do we require a subnet mask?
Synchronization Multiple processors need synchronization with each other while implementing a parallel algorithm. That is, the task running on processor X might have to wait fo
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