What are the reasons for using layered protocols ?

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1. What ports does FTP traffic travel over? 2. What ports does mail traffic utilize? 3. What ports do HTTP and HTTPS use? 4. Why is NTP required in an NFS network? 5. Name some common mal software on the server side 6. What is CPAN? How do you access it? 7. What is PEAR? 8. What advantages does mod_perl have over a perl CGI? 9. What is required to do SSL in Apache 1.x? 10. What is Tcl? 11. What is a servlet engine/container? 12. What is BIND? 13. Name the steps to setup a slave zone in BIND 14. Name the steps to setup a primary zone in BIND 15. What commands would you use under Solaris or Linux to modify/view an LDAP tree?

0 Answers   TCS,

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Discuss how satellite network differs from traditional networks such as Ethernet, Tokenbus.

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draw the diagrams for TDMA,CDMA, FDMA and explain it. explain congestion control, congestion avoidence, sliding window protocol..

1 Answers   Aricent, Jaypee, Multinet, NTPC, Wipro,

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In which of the 7 layers of OSI will a service handling conversion of characters is from EBCDIC to ASCII be normally implemented ?

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up to which ver of linux using lilo boot loader? last ver of linux.

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What is passive topology

0 Answers   Elgi Equipments,

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Difference between Network and Networking ?

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I want to known comparative networking features of windows and linux.

2 Answers  

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Give two reasons why PGP compresses messages.

1 Answers  

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What is datagram, datagram packets and datagram sockets?

1 Answers   HP, Network,

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Why do data link layer protocols position the checksum in the trailer and not in the header ?

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