Linux Shellscript(centos): Write a shell script to test connectivity of ports fr
ID: 3729013 • Letter: L
Question
Linux Shellscript(centos): Write a shell script to test connectivity of ports from client to server using nc command. 1.Script should be run from clientmachine 2. Test the connection from client to multiple servers. 3. script should able to test multiple ports 4. For successful connection ports write the output to one file with hostname and port numbers. 5. For failed connection server list and port numbers should write into one file.Thanks
Linux Shellscript(centos): Write a shell script to test connectivity of ports from client to server using nc command. 1.Script should be run from clientmachine 2. Test the connection from client to multiple servers. 3. script should able to test multiple ports 4. For successful connection ports write the output to one file with hostname and port numbers. 5. For failed connection server list and port numbers should write into one file.
Thanks
1.Script should be run from clientmachine 2. Test the connection from client to multiple servers. 3. script should able to test multiple ports 4. For successful connection ports write the output to one file with hostname and port numbers. 5. For failed connection server list and port numbers should write into one file.
Thanks
Explanation / Answer
The simplest command to check the port activeness is
Checking multiple ports
nc -zv 192.168.56.10 80 22 21
Checking range of ports from 8000-9000