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Virtual private network
The virtual private networks takes the user data encrypts them and sends them to their destination over the internet. the sender and the receiver are the only two parties on the VPN. The main advantage of VPN is its relative low cost in comparing with private and hybrid networks. The major two disadvantage are lack of standardization among various and a relatively show transmission speed.
Hosts are generally, individual machines at a specific location. Normally Resources of host machine are shared and can be used by any user on Internet. Hosts & local networks are g
Enumerate about the Star networks Comments: 1 - If one connection/station fails the other devices aren't affected 2 - If central hub breaks down, the whole network fail
100Base-T4 Utilizing four pairs of category 3 (voice grade) UTP to transmit 100 Mbps Two pairs are bidirectional and other two are unidirectional 8B/6T (eight bin
Ajax is a relatively new set of techniques that, in a sense, implement some of the functionalities originally provided by RPC. Ajax is primarily used to build web applications with
Q. What are the Tools sued for Cryptography and Web Security? Tools - Cryptography VPN - remote access PGP - email Dedicated Circuits -tunnels' - IPSec
how to descripe computer networks in a company
1. Bob has been given the task of changing the IP address and enabling telnet access on a CISCO 2950 enterprise switch. The current IP address is 10.10.10.2/8 the new IP address
Question: (a) Explain the usage of the following parts of the IPv4 datagram format. i. VERS ii. HLEN iii. TOTAL LENGTH iv. SERVICE TYPE v. HEADER CHECKSUM (b) Na
When programming a server or a client, we have to deal with port numbers and IP addresses, but we usually do this through an abstraction called a socket. Sockets are the standard A
What is Stop-and-Wait Protocol? In Stop and wait protocol, sender sends single frame, waits unless it receives confirmation from the receiver (okay to go ahead), and then sends
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