how to create registered user on mail server

create user to access mail server

# useradd -s /sbin/nologin username
# passwd username

example:
# useradd -s /sbin/nologin belogix
# passwd belogix

the user created can access to mail server account, but cannot access the system using registered username.

source:
http://www.cyberciti.biz/tips/howto-linux-shell-restricting-access.html

Comments

about gigabyte NIC onboard not detected on enterprise linux distribution

on several gigabyte motherboard, onboard network interface card will not be detected on enterprise linux distribution (e.g. scientific linux, oracle linux server, etc). alternatively you must supply add-on card. or if you insist to use the onboard card, you must install the unofficial nic driver. this is tutorial how to install driver for onboard network interface card GIGABYTE first of all prepare your system. make sure it has package group "Development Tools" installed. if it has not, install it # yum groupinstall “Development Tools” download the source code : https://www.dropbox.com/s/na91bu4az4p9827/AR81Family-linux-v1.0.1.14.tar.gz extract the source code : # tar zxvf AR81Family-linux1.0.1.14.tar.gz the extraction process will make the new directory "AR81Family*", change to the directory # cd AR81Family* compile the source by type on terminal : # make then, # make install wait until the compiling process finish. next make the new scrip...

about getsebool and setsebool

The setsebool is used to set SELinux boolean value i.e. various configurations can be enabled or disabled using this tool. In other words, the setsebool command switches on and off the protection of SELinux. Type getsebool -a to see all such options which can be enabled or disabled at run time: e.g. # getsebool -a The following should give you a complete listing of all the vsftpd switches: e.g. # getsebool -a | grep ftp For example, if httpd_disable_trans set to 1, it will disable SELinux protection for Apache web server. To disable it, enter: # setsebool -P httpd_can_network_connect=1 To enable it, enter: # setsebool -P httpd_can_network_connect=0

share my linux notes

Search This Blog