[CentOS] MAC address generating script

ust can't find a script that generates a valid MAC address :S Has anyone has one? thank you ___ CentOS mailing list CentOS@centos.org http://lists.centos.org/mailman/listinfo/centos

[CentOS] permission script

I just wrote a little script, that will echo a message to the user, if it doesn't have enough permission: $ if ! [ "$(env LC_MESSAGES=C ifconfig wlan0 down | grep -i denied)" == "" ]; then echo "no permission"; fi SIOCSIFFLAGS: Permission denied $ sudo su [sudo] password for USER: # if !

[CentOS] how to set default proxy?

hi I know that I could use ssh tunneling: ssh -fND localhost:6000 someb...@192.168.56.5 -p PORTNUMBER to surf the web through another machines internet connection -> I just need to set Firefox to use proxy 6000. But: How can I set that on the client side, to e.g.: ping through the m

[CentOS] info about hdds in raid

How can I tell wich HDD to swap, when the "cat /proc/mdstat" says one HDD of the RAID1 array has died? Does the HDD's has some serial numbers, that I can see in "reality", and I can get that number from e.g.: a commands output? How could I know wich HDD to swap in e.g.: a RAID1 array? th

[CentOS] anyone here using the virtualmin script?

Hi! Has anyone here using the: http://www.webmin.com/vinstall.html Virtualmin's script? http://software.virtualmin.com/gpl/scripts/install.sh Are there any opinions about it? How can I save the configs, data, etc, when I want to make a backup of the server? Regards and Thank y

[CentOS] smtp+pop3+imap+tls+webmail+anti spam+anti virus

hi! does anyone has a good howto, docs how to set up an smtp, pop3, imap server, with webmail, and has anti virus solution, and even spam filtering? :D [plus secure connection for the clients :D ] wich softwares are the best for this? [e.g.: "vsftpd is the most secure ftp server"..] users wou