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ROUTING TABLES AND ADDRESS MASKS
Additional information is saved in routing table. Destination is kept as network address. Next hop is saved as IP address of router. Address mask describes how many bits of address are in prefix. Prefix describes how much of address used to check network.
For example, class B mask is 255.0.0.0 which is needed for subnetting. A routing table with address masks is given in the figure below:
define .
Information asset classification-risk management A number of organizations have data classification schemes (for instance confidential, internal, public data). The classificat
What is the use of it
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How to pretect my computer from attacking
The method used to check errors is checksum . In this method data is treated as a sequence of integers and their arithmetic sum is calculated and the carry bits are added to the
Screened Subnet Architecture This setup provides an extra security layer to screened host architecture by creating a perimeter subnet which further isolates internal network f
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