Explain what is a firewall?
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What is semaphore os?
Why is port 139 open?
Do port addresses need to be unique? Why or why not? Why are port addresses shorter than IP addresses?
what is the purpose of TCP ?
Please Explane for Networking protocal >>TCP IP .
How do I check if a port is open telnet?
How many bits are there in the ip address and port number?
How does tcp try to avoid network meltdown?
What is Tcp/ip Model?
How to set DHCP?
What are the different class and ranges of ip address?
What is j standard?