Error message: http://security.debian.org lenny/updates Release: The following signatures couldn't be verified because the public key is not available: NO_PUBKEY AED4B06F473041FA Reason: as it turns out this is because GPG key expired This key rollover is a normal maintenance task and was started in August 2010. For security reasons Debian’s archive signing keys regularly expire after three years. Solution: update the keys by... [ Continue reading... ]
Archive for "debian"
Nagios is a famous and opensource monitoring script, being widely used by most of the host to monitor their networks and servers. Installation of nagios on debian is very easy, just a command apt-get install nagios3 ms1:~# apt-get install nagios3 Reading package lists... Done Building dependency tree Reading state information... Done The following extra packages will be installed: cifs-utils dnsutils fping geoip-database... [ Continue reading... ]
Shore line firewall known as "Shorewall", it is a very high level firewall and very easy to install and ocnfigure How to install :- sudo apt-get install shorewall configuring shorewall startup service :- nano /etc/default/shorewall #Now simply change the line below from 0 to 1 startup = 0 to startup = 1 #save, and exit. Shorewall configuration files are stored in two separate places /etc/shorewall stores all the program... [ Continue reading... ]
If you ran out of space in your primary drive and wish to move MySQL to another drive then here is a simple procedure. Moving MySQL to another drive is very easy then it look. 1) Find out mount point of secondary drive. If drive is not mounted yet then you can get help from article "How to mount drive in CentOS" You can run below command to find mount point of secondary drive df -h It could be /dev/hdb or /dev/sdb and mount to (let... [ Continue reading... ]