How do I install OpenSSH sshd server under Debian GNU/Linux operating systems?
I’ve edited /etc/ssh/sshd_config to change the port number:
However, I’m getting an error as follows:
sshd: 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?
How do I check network connections under Linux using command line options?
How do I find out ip number (IP Address) of my Linux server using command line options?
ow do I find out running processes were associated with each open port on Linux? How do I find out what process has open TCP port # 111 or UDP port 7000 under Linux using the CLI?
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?
How do I open the TCP or UDP ports under UNIX / Linux like operating systems?