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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.
REPEATERS: Repeaters are needed when copper wire communication is takes place. According to the fact that electrical signal goes weaker while travelling over copper lines. A
Q Illustrate Return to Zero encoding? - In NRZ-I long strings of 0s may still be a problem - May comprise synchronization as part of the signal for both 1s and 0s - How?
Identify and briefly explain any four key requirements that need to be examined when considering deploying a WLAN technology.
Which layers are network support layers? a. Physical Layer b. Data link Layer and c. Network Layers
Explain twisted pair cable. A pair of wires twisted with each other is CALLED as twisted pair cable. A set of four pairs of twisted wires are bundled to form cable. These are
Wide Area Network WAN Wide Area Network ( WANs) connect larger geographic areas such as London the UK or the world. In this types of networks dedicated transoceanic cab
Question: a) List three characteristics and two potential problems of a peer-to-peer environment. b) List three characteristics and two potential problems of a client/
Problem 1 Bring out the differences between POP and IMAP4 Problem 2 Discuss User Datagram protocol Problem 3 Explain the various steps in TCP congestion control
OSI Model Facts The OSI model classifies and organizes the methods that hosts perform to maintain data for transport across the network. You should be familiar with the OSI m
Describe IP datagram fragmentation and MTU
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