Re: [CentOS] recommend benchmarking SW

2009-11-03 Thread Oliver Ransom
On 03/11/2009, at 11:52 PM, Alan McKay wrote: Hey folks, We've got some new hardware and are trying to figure out what best to do with it. Either run CentOS right on the bare metal, or virtualize, or several combination options. Mainly looking at : - CentOS on bare metal - CentOS on

Re: [CentOS] Automatical resync of MD, why?

2009-11-01 Thread Oliver Ransom
When you cat /proc/mdstat does it actually say syncing or does it say checking? I believe a newer version of mdadm creates a weekly cron job to check the arrays. I first mistakenly assumed it was resyncing and started worrying since it was doing all 8 of my RAID1 arrays at once, but after

Re: [CentOS] Running SSH on a different port

2009-10-24 Thread Oliver Ransom
On 24/10/2009, at 11:26 PM, ML wrote: HI All, With my new firewall in place, it has opened my eyes to how much traffic gets blocked in a single day and also what are the most active rules. I get *a lot* of requests for port 22. Look in /etc/ssh/sshd_config You can specify the port there,

Re: [CentOS] Running SSH on a different port

2009-10-24 Thread Oliver Ransom
On 24/10/2009, at 11:40 PM, Miguel Medalha wrote: How does one switch ssh ports? What is a good port to use? What ramifications does it have when I need to ssh in? Is it as simple as ssh u...@hots:port? In /etc/ssh/sshd_config replace port 22 with port whatever high port ( 1024) you

Re: [CentOS] Running SSH on a different port

2009-10-24 Thread Oliver Ransom
On 25/10/2009, at 12:10 AM, ML wrote: How does one switch ssh ports? What is a good port to use? What ramifications does it have when I need to ssh in? Is it as simple as ssh u...@hots:port? In /etc/ssh/sshd_config replace port 22 with port whatever high port ( 1024) you like Then

Re: [CentOS] Inquiry:What is the equivalent of nmap command on CentOS 5.2 ?

2009-10-15 Thread Oliver Ransom
On 15/10/2009, at 6:07 PM, hadi motamedi wrote: Dear All Please be informed that I have installed CentOS 5.2 on my client but it does not have nmap command . Can you please do me favor and let me know what is the equivalent of nmap command on CentOS 5.2 ? Thank you in advance There

Re: [CentOS] Simple way to banish IP addresses ?

2009-10-11 Thread Oliver Ransom
The best way to do it is with iptables. If you want something more easily configurable then some front end for it would be most useful. Webmin most likely provides a graphical interface to do it. Adding rules to drop traffic from IPs or whole subnets is not that difficult if you have a

Re: [CentOS] web based file sharing software

2009-10-09 Thread Oliver Ransom
: On Fri, Oct 9, 2009 at 12:56 AM, Oliver Ransom oli...@ransom.com.au wrote: I've deployed this for one client and had pretty good feedback: http://extplorer.sourceforge.net/ And that works OK for Windows and Linux clients? -- “Don't eat anything you've ever seen advertised on TV

Re: [CentOS] web based file sharing software

2009-10-08 Thread Oliver Ransom
I've deployed this for one client and had pretty good feedback: http://extplorer.sourceforge.net/ I have not tried any others. Good luck. On 09/10/2009, at 7:26 AM, Ramon Nieto wrote: Hello all Does anybody knows about web based file sharing software? of course that runs on centos. i

Re: [CentOS] Software Raids Questions (I have only ever used hardware?)

2009-09-27 Thread Oliver Ransom
On 28/09/2009, at 5:33 AM, James Bensley wrote: Hey List; I have no experience with software RAIDs; at work we only use hardware RAIDs and I'm looking to implement, probably a RAID 5 set up at home for a media server however I have a few questions; I have three 1TB drives in various

Re: [CentOS] rescan usb hd

2009-09-21 Thread Oliver Ransom
On 22/09/2009, at 9:35 AM, Bazooka Joe wrote: I have a usb hd that I use for backup. Occasionally it dies. scsi 6:0:0:0: rejecting I/O to dead device scsi 6:0:0:0: rejecting I/O to dead device scsi 6:0:0:0: rejecting I/O to dead device scsi 6:0:0:0: rejecting I/O to dead device Buffer

[CentOS] How does LVM decide which Physical Volume to write to?

2009-09-19 Thread Oliver Ransom
Hi everyone. This isn't specifically a CentOS question, since it could apply for any distro but I hope someone can answer it anyway. I took the following steps but was puzzled by the outcome of the test at the end: 1. Create a RAID1 array called md3 with two 750GB drives 2. Create a RAID1

Re: [CentOS] How does LVM decide which Physical Volume to write to?

2009-09-19 Thread Oliver Ransom
On 19/09/2009, at 6:28 PM, Fabian Arrotin wrote: Oliver Ransom wrote: Hi everyone. This isn't specifically a CentOS question, since it could apply for any distro but I hope someone can answer it anyway. I took the following steps but was puzzled by the outcome of the test at the end: 1

Re: [CentOS] updated postfix and dovecot rpms?

2009-09-07 Thread Oliver Ransom
On 07/09/2009, at 6:38 PM, Ralph Angenendt wrote: On Mon, 2009-09-07 at 01:19 -0400, Dave wrote: Hello, Does anyone have updated postfix and dovecot rpms either in a repo or personally made? I'd like to update to dovecot 1.2.4 and postfix 2.6.5. dovecot 1.2.4 is available from the

Re: [CentOS] looking for RAID 1+0 setup instructions?

2009-08-30 Thread Oliver Ransom
On 31/08/2009, at 1:11 PM, Christopher Chan wrote: Miguel Medalha wrote: Can someone please assist met with some software RAID 1+0 setup instructions? I have searched the web, but couldn't find any. I found a lot of RAID 10 setup instructions, but it doesn't help me. As Oliver Ransom

Re: [CentOS] fasttest mirror -doesnt seem to pick sites near my region

2009-08-24 Thread Oliver Ransom
On 24/08/2009, at 7:06 PM, Linux Advocate wrote: my repos are configured to use mirrorlist. how do i add mirrors manually? If you take a look in /etc/yum.repos.d/ you will see a number of files. There should be example baseurl lines in the repo files which will be commented out by

Re: [CentOS] fasttest mirror -doesnt seem to pick sites near my region

2009-08-22 Thread Oliver Ransom
On 22/08/2009, at 10:37 PM, Linux Advocate wrote: i have tried yum clean all , yum clean metadata - Original Message From: Linux Advocate linuxhous...@yahoo.com To: CentOS mailing list centos@centos.org Sent: Saturday, August 22, 2009 8:56:37 PM Subject: [CentOS] fasttest

Re: [CentOS] protecting multiuser systems from bruteforce ssh attacks

2009-08-20 Thread Oliver Ransom
On 21/08/2009, at 5:44 AM, Eugene Vilensky wrote: Hello, What is the best way to protect multiuser systems from brute force attacks? I am setting up a relatively loose DenyHosts policy, but I like the idea of locking an account for a time if too many attempts are made, but to balance this