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I noticed that my server has a lot ca. 1000x auth failure from different alocated in China / Romania and Netherlands per day since 3 days It looks to me like somebody was trying to get into server by guessing my password by brute force. what would be the best to stop this attack and how? the server running apache mysql and ftp PORT STATE SERVICE 21/tcp open ftp 80/tcp open http 443/tcp

Hi All, i have DNS configured on my centos 5.2 server. it's all working fine, right now i want to change the main public dns from one IP to another to do some testing (the new public dns ip has records which the old one doesnt have and it's done as such for testing) so i got into /etc/resolv.conf and changed the first nameserver to the NEW public DNS. /etc/init.d/network restart

just to follow on my earlier post, i have pointers to a couple commercial C/W manuals for RHEL administration, but both of them use an entire chapter discussing virtualization using Xen. i'm under the impression that RH is firmly in the KVM camp (at least for now), and that learning Xen on red hat/centos wouldn't be as useful as learning KVM. thoughts? rday --

Hello guyz! I'm new here, and this is my very first truble... I need a script that will backup & compress the folder /media/system in the folder /media/backups But that's not the problem, I need that only the last 7 backups (last 7 days, yeah I know, cronjob...) will stay in that folder... The script need: 1 - Compress folder /media/system 2 - Store in /media/backups 3 - Name the

Hi, I need to monitor a workstation (Centos 5 x86_64). I need to obtain informations about : - cpu utilization per user, per a period, how many days per user, Any ideas about a good and simple free tool ? Regards. __________________________ Ce message (et toutes ses pi?ces jointes ?ventuelles) est confidentiel et ?tabli ? l'intention exclusive de ses destinataires. Toute

Hi ls postfi same as sendmail / exim ? any mail program better to configure/manage Thank you so much Send instant messages to your online friends http://uk.messenger.yahoo.com

...0 4068 32 2788 4225 0 4 70 26 0 I have tuned nfs server with this option : RPCNFSDARGS="-N 2" RPCNFSDARGS="-N 4" MOUNTD_NFS_V3="yes" RPCNFSDCOUNT=160 about the file system, i use ext4 on LVM partition. Do you have any idea about that. Fabien FAYE RHCE www.generationip.com Free network tools & HOWTO for centos and Redhat