similar to: followup to request for centos C/W

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

Hello everyone: I tried following the instructions on this page to set up a VNC server: http://wiki.centos.org/HowTos/VNC-Server I can telnet to port 5901 from the machine itself: # telnet 127.0.0.1 5901 Trying 127.0.0.1... Connected to 127.0.0.1. Escape character is '^]'. RFB 003.008 But, when I try to connect to it from the outside world, I get a connection timeout. My

Hello: I just did a fresh install of CentOS 6.2 on a virtual server. I am trying to configure Postfix but it does not seem to be reading configuration directives from /etc/postfix/main.cf Here is what I did to test it: vi /etc/postfix/main.cf and set this directive: myorigin = hello.world.com postfix reload postconf -d | grep myorigin I get this output: append_at_myorigin = yes myorigin =

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

Are "centralized" database (SQL) servers best left out of virtualization and committed to their own hardware like the "old days" or are there some guidelines one should consider in setting them up? I'm not talking mega-large recordsets, but large enough to handle multiple years of CRMs and intensive querying, Accounting Systems and so forth. Fundamental website CMS

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

Hi buddies I attempt to compile a kernel on CentOS 5.3. The kernel version is 2.6.31.6. All make procedure is running ok. I can generate initrd image with no problem too. But, when I try booting this kernel, I get Kernel panic: Setting up other filesystems. Setting up new root fs setuproot: moving /dev failed: No such file or directory no fstab.sys, mounting internal defaults setuproot: error

I have always been able to browse, without any problems, http://www.mobile-review.com/index-en.shtml but for the past 2 or 3 days, Mozilla Firefox just hangs "connecting to ...." How can I tell if they have started blocking IP addresses from Colombia? I would like to do that, before I post to the IPCop mailing list. I have my IPCop box set up to do DNS Caching, so possibly something

I need to configure a small proxy appliance which doesn't require a lot of CPU power. I'm looking for any warnings this group may have regarding CentOS-5 on the following: - Acer AspireRevo 3610 (Atom CPU) - Dell Inspiron 537s (Celeron) - Any other small machines you might recommend (UL approved) I need to implement dual NICs, and for the Dell it should be no problem finding a

Hi, I have a big server with 24 Disk on 2 3ware card. When i write data on my nfs server everything is fine but when i want to read data i have a lot of cpu wait. [root at NFS /]# vmstat 1 procs -----------memory---------- ---swap-- -----io---- --system-- -----cpu------ r b swpd free buff cache si so bi bo in cs us sy id wa st 0 1 112 9592 7140 1879496 0 0

First, I'm trying to following along on a document on "SecurityFocus" on "Securing MySQL: step-by-step". I'm on step 3.8 "Test the configuration". I have my CHROOT directory structure setup and the chrootuid is failing (haven't figured that one out, yet). So, I simply tried a 'chroot /chroot/mysql' and got: chroot: cannot run command

Hi All, I have a CentOS 5.4 web server. I have some stuff that runs on 443. When I hit https://<the site> The user gets a warning saying that site identity could not be verified and the user can add an exception if they want. How do I stop this from happing? Do I need to buy an SSL cert? Aren't these really expensive per server and I have 5 servers I would need to do this too. Can

Hello, Anyone running cpanel on CentOS3.4, could you please tell me what you see at the top right corner of your WHM, where the version numbers are listed? Do you have "RedHat Enterprise 3 i686" like on RHEL or is cpanel aware that it''s CentOS? Thanks, Francois

Dear All I need to install Windows as guest on my CentOS 5 as host . Can you please give me the link to download the requierd rpm package for this purpose ? Thank you _________________________________________________________________ Hotmail: Powerful Free email with security by Microsoft. https://signup.live.com/signup.aspx?id=60969 -------------- next part -------------- An HTML

I created a client library to send emails for a webapp. After connecting to the SMTP server with credential setup in CPANEL, and then do NOT add Message-Id header, the DKIM signature 'h' record created by dovecot/WHM is wrong, and a Message-ID (with a capital D) header is added, invalidating the generated DKIM signature value. This causes outlook, yahoo, gmail and other email

Hello: I am using kvm on a CentOS 5.4 server. I am trying to install the TunkeyLinux Core appliance found here: http://www.turnkeylinux.org/core I downloaded the ISO file from the web site. Then, I used this command to intall it: virt-install -n tkl-core -r 512 --vcpus=1 --check-cpu --os-type=linux --os-variant=ubuntuhardy -v --accelerate -c /tmp/turnkey-core-2009.10-hardy-x86.iso -f

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

Hello, I need to conduct a little research. Anyone who is running CentOS 5.3 x86_64 please run the following: # yum install libxml2-devel # nm /usr/lib64/libxml2.a | grep xmlXPathContextSetCache If my suspicions are correct, if you run cPanel/WHM you will not see any output and if without cPanel/WHM you'll see something similar to this: 00000000000023a0 T xmlXPathContextSetCache Thanks

Hello: I am using a CentOS server as a KVM host using bridged networking for the guest servers. I would like to limit the bandwidth available to a guest. I tried using the tc command, but it is only limiting the download speed to the guest. Is there a way to limit the upload speed from the guests? Thanks, Neil -- Neil Aggarwal, (972) 834-1565 We lend money to investors to buy or refinance

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