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Process of Securing an Intranet
Securing an Intranet is not a simple task. Mere installation of firewall hardware and software would not help the Intranet to protect itself. Proper configuration as well as updation from time to time is also as essential. Some firewalls are available in the form of ready-made hardware equipment whereas some are available as customizable program, but some firewalls are sold as features of hardware routers or a combination of both hardware and software.
Design, develop and build network systems
Fragmentation - Wireless environment is very noisy - Corrupt frames must be retransmitted - Large frames must be divided into smaller ones to increase efficiency
Can you describe the concept of OSI layer
DNS Tunneling – Domain Name Server "If, on one system, it is possible to transmit bits to another in any form, and in turn receive a reply as a result of that transmission, th
Q. Describe Differential Manchester? - Inversion at middle of bit interval is utilized for synchronization - Presence or else absence of additional transition at beginning o
When you move the NIC cards from one PC to another PC, does the MAC address gets transferred as well? Yes, that's because MAC addresses are hard-wired into the NIC circuitry, n
Multistation Access Unit (MAU) Combines individual automatic switches May perhaps daisy chain to support more stations
Difference between Unicast and Anycast Unicast: An identifier for a single interface. A packet sent to a unicast address is delivered to the interface identified by that addres
Q. TCP-IP and OSI Differences - TCP/IP combines the Presentation and Application Layers - TCP/IP combines the OSI Data Link and Physical Layers into 1 Layer - TCP/IP app
What is Medium Access Control of Ethernet? The set of rules which make sure that each node in an Ethernet gets a fair amount of frame transmission opportunity, are known as the
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