Explain what is a firewall?


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More TCP IP Interview Questions

What is semaphore os?

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Why is port 139 open?

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Do port addresses need to be unique? Why or why not? Why are port addresses shorter than IP addresses?

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what is the purpose of TCP ?

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Please Explane for Networking protocal >>TCP IP .

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How do I check if a port is open telnet?

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How many bits are there in the ip address and port number?

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How does tcp try to avoid network meltdown?

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What is Tcp/ip Model?

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How to set DHCP?

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What are the different class and ranges of ip address?

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What is j standard?

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