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Assume the following 64-bit DES key (expressed in hexadecimal): FEFE FEFE FEFE FEFE
(a) What is the term for such a key?
(b) State the value of each of the 48-bit round keys for this DES key.
(c) Is this a secure DES key? Why or why not?
What is one basic requirement for establishing VLANs? A VLAN needs dedicated equipment on each end of the connection that permits messages entering the Internet to be encrypted
Q. Function of TCP/IP Transport Layer ? TCP/IP Transport Layer - Defines two standard transport protocols UDP and TCP - TCP equipment a dependable data-stream protocol
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Is personal firewall actually firewalls?
What is Multiplexing? Multiplexing is the set of techniques that permits the simultaneous transmission of multiple signals across a single data link.
What is the method of redistribution?
100Base-FX Utilizes two identical optical fibers in star topology One fiber holds frames from the station to hub one from hub to station Encoding is 4B/5B Si
Explain use of perimeter area?
Overhead SONET overhead is not added as headers or trailers as we have seen in other protocols. Instead SONET insert overhead at a variety of location in middle of the f
How many dissimilar types of subnet classful networks are present?
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