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 find out what is listing or using tcp port number 80 on Linux based systems using command line options?
How can I find all the file descriptors used by a process such as httpd (Apache web server) or mysqld (MySQL Database server)?
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?
I‘ve configured my Apache in chrooted jail at /jail/apache directory. However, my syslogd is not working and nothing gets logged using /dev/log and /jail/apache/dev/log. How do I fix this problem under CentOS 5.x AMD64 with SELinux?
ow do I find out my Apache web server username under Linux operating system or CentOS Linux server using the command line?