How do I install OpenSSH sshd server under Debian GNU/Linux operating systems?
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netstat command
I’ve edited /etc/ssh/sshd_config to change the port number:
Port 1255
However, I’m getting an error as follows:
sshd[26792]: error: Bind to port 1255 on 192.168.1.100 failed: Permission denied
How do I change default OpenSSH port number from 22 to 1255 under RedHat Enterprise Linux server version 6 and SELinux?
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How do I find out ip number (IP Address) of my Linux server using command line options?
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How do I find out running processes were associated with each open port? How do I find out what process has open tcp port 111 or udp port 7000 under Linux?
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When I try to ping other UNIX / Linux / BSD or MS-Windows servers in our network I get the following message:
TTL Expired In Transit
How do I fix this problem?
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