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State the methods to keep the attackers at bay
Another best methods to keep the attackers at bay is known as network address translator or NAT. The philosophy behind the design of NAT is that the more an attacker knows about the Intranet, the easier it would be attack and cause damage to it. It is sufficient to know the IP addresses of a server to open it and destroy every important data posted on it.
State the example of intranet security Imagine a situation when a company develops a major new product secretly using its Intranet. Hackers break the security and take away all
Q. What is Aspects of Security? - Security Attack: Any action whichcompromises the security of information owned by an organization. - Security Mechanism: A mechanism th
Multicast Routing Protocols Multicast group addresses are assigned by IANA [Internet Assigned Numbers Authority for well known services and protocols. Information is exchang
- Lost as well as delayed ACKs - Bidirectional transmission both side needs both sending and receiving windows Note: In selective repeat ARQ the size of the sender and rece
Control This field defines 6 different control bits or flags. These bits enable flow control connection establishment and termination connection abortion and the mode
Simple Mail Transfer Protocol ( SMTP) SMTP is the principal application layer protocol for internet electronic mail. It uses the reliable data transfer service of TCP to
Hyper Cube: A Hypercube interconnection network is an expansion of cube network. For n=3, Hypercube interconnection network may be described recursively in this manner: For n
What are some drawbacks of implementing a ring topology? In case one workstation on the network varies a malfunction, it can bring down the whole network. Another drawback is t
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Question: a) In route-optimized communication, a mobile node sends packets to a correspondent using the home address present in the destination option. Why does the design use
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