am a new Linux system user. I need to find out which process is listening on a port on Linux using the command line. How do you find out which process is listening on a port on Linux operating systems?
ow do I clear squid cache? How do I re-create the cache directories on a server where Squid version 3.x is currently running in Linux or Unix based server?
ow do I find out what is listing or using tcp port number 80 on Linux based systems using command line options?
I work form home and I need to login into our corporate network using a pptp based vpn. How do I configure and setup up a PPTP VPN client under FreeBSD desktop / laptop or server operating systems?
How do I find out the current network interface throughput statistics on Linux (CentOS or Debian based distro)? How do I see current kernel snmp counters and network interface statistics on Linux operating systems?
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?