Answer / Vinod Singh

Port forwarding is necessary when you want to access a specific service on your local network from the Internet or manage incoming traffic through your router.

what is proxy?

2 Answers   DELL, HCL, SSC,

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How can we create more than 20 ID's in Gmail.com from one IP ?

1 Answers   3i Infotech,

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Explain the OSI layer from bottom to top

1 Answers   Siemens,

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Give 4 examples which belongs application layer in TCP/IP architecture?

4 Answers   Barts, Cisco, CMC, HCL,

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Why is tcp more reliable?

1 Answers  

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Is there any equivalent protocol to Cisco's property protocol IGRP.

1 Answers  

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Is smb secure?

1 Answers  

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What does round trip time mean?

1 Answers  

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Does DNS use TCP or UDP or both?

12 Answers   Yahoo,

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What is the difference between flow control and error control?

1 Answers  

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How do I find available ip addresses?

1 Answers  

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If two hosts connected with the serial cable does it make sence to use ARP,to get the l2/l3 addressing.

1 Answers   TCS, Wipro,

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