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IP DATAGRAM SIZE:
Datagrams may have different sizes i.e. Header area is generally fixed (20 octets) but can have various options. Data area may contain between 1 octet and 65.535 octets (216-1).Generally, data area is much bigger than header.
FORWARDING DATAGRAMS:
Header contains all information required to deliver datagram to the receiver computer. It has:
Router checks header of every datagram and forwards datagram along path to destination.
W h a t do you understand by the terms security, network security and information security? How network security and information security are connected? Security can be def
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Question: (a) Explain the following security services: Confidentiality, Availability. (b) Which attack will be used to bypass even the best physical and logical security m
Normal 0 false false false EN-US X-NONE X-NONE
Question 1 (a) Explain briefly the following terms as used in network security: (i) Denial of service (DoS) attack (ii) Birthday attack (iii) DeMilitarized Zone
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