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Identify the 3 major functions at layer 3 of the OSI model
Ans) Layer three explains the path, forwards the packet and executes software / logical addressing.
Recognize the command to disable CDP on an interface Ans) Router(config-if)# no cdp enable
Question : (a) Several techniques are now available for users to connect to the Internet. (i) A modem is commonly used to dial up to the Internet. Why is a modem needed fo
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
- 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
Q. Flow control in TCP? The amount of data a source is able to send before receiving an ACK from the destination Whether to send 1 byte of data as well as wait for ACK
MULTICASTING : The answer to above problem is multicasting. It is the normal form of broadcasting. It acts like broadcasting however it does not broadcast frames automatically
State the Security concerns The history of security concerns is not new. They have been of great worry to man and for many centuries man has been endeavouring to devise new tec
What is Security solutions Though there are a number of security solutions available due to sophistication in technology, there are a number of risks and difficulties attached
Can you define PAP?
Transparent Bridges & Learning Bridges - Builds table by examining destination as well as source address of each packet it receives - Learning bridges - If address is not
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