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Q. What is Aspects of Security?
- Security Attack: Any action whichcompromises the security of information owned by an organization.
- Security Mechanism: A mechanism that is designed to prevent, detect or recover from a security attack.
- Security Service: A service that enhances the security of [information] systems and the information transfers of an organization. The services are planned to counter security attacks and they make use of one or more security mechanisms to provide the service.
Data Link Layer Sub layers · Logical Link Control (LLC) - upper layer · Handles control information, logical addressing and data · MAC (Medium Access Control) - lower layer ·
Q. Describe Mail Access Protocols? Mail Access Protocols - Used by receiver to retrieve mail when desired - Post Office Protocol, version 3 (POP3) is a simple limited
Responses Responses are sent from the server to the client. A responses is a three digit code that may be followed by additional textual information.
What is the method of ICMP packets?
What is IP spoofing and how can it be stopped?
If the host has the subnet ID why do we require a subnet mask?
i need the job to be done within 3days
Explain ISO's OSI Architecture The Open System Interconnection (OSI) is a standard reference model for communication among two end users in a network. It is used in developing
So how packets do determines their way across the Internet? Does each computer linked to the Internet know where the other computers are? Do packets just get 'broadcast' to every c
Q. Describe Physical Layer in OSI layers model? Physical Layer : Controls the transmission of the actual data onto the network. It describes the electrical signals, line state
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