Re: [CentOS] Is Amanda "vaulting" what I need for archiving data?

2012-01-13 Thread Rafa Griman
On Thu, Jan 12, 2012 at 12:48 AM, Devin Reade wrote: > --On Wednesday, January 11, 2012 03:40:20 PM -0500 Alan McKay > wrote: > >> Well, the scientists are talking longer than 7 years so HDs just are not >> going to cut it [...] > For long term storage, you may need to be able to not just put s

[CentOS] SELinux and rsh+xauth

2012-01-13 Thread Philippe Naudin
Hello, I have a strange (for me) problem with these two machines : - Client, a CentOS-5.7 workstation ; - Server, a CentOS-6.2 headless, up-to-date server. >From Client, I want to use xauth on Server with the help of rsh (yes, I know, ssh and all this sort of things... another time.) When SELin

Re: [CentOS] defense-in-depth possible for sshd?

2012-01-13 Thread Marc Deop
On Thursday 12 January 2012 18:56:04 Bennett Haselton wrote: > Or is there a reason that an exploit against OpenVPN would be less > powerful than an exploit against sshd? Not really. The thing is that the tools are there but you have to use them *CORRECTLY* The OpenVPN server and the SSH server

[CentOS] LSI/3ware 9750-4i and multipath I/O

2012-01-13 Thread Vahan Yerkanian
Hi, I was wondering if anyone has successfully configured two lsi/3ware 9750-4i series controllers for multipathing under CentOS 5.7 x86_64? I've tried some basic setups with both multibus and failover settings, and had repeatable filesystem corruption over a iscsi(tgtd) or nfs3 connection. An

Re: [CentOS] defense-in-depth possible for sshd?

2012-01-13 Thread Johnny Hughes
On 01/12/2012 08:56 PM, Bennett Haselton wrote: > On 1/12/2012 5:25 PM, Johnny Hughes wrote: >> On 01/12/2012 10:31 AM, Tilman Schmidt wrote: >>> Am 10.01.2012 19:05, schrieb Johnny Hughes: Limit access to the sshd port from only authorized places ... and the authorized places can be an o

Re: [CentOS] LSI/3ware 9750-4i and multipath I/O

2012-01-13 Thread Ross Walker
On Friday, January 13, 2012, Vahan Yerkanian wrote: > Hi, > > I was wondering if anyone has successfully configured two lsi/3ware 9750-4i series controllers for multipathing under CentOS 5.7 x86_64? > > I've tried some basic setups with both multibus and failover settings, and had repeatable files

[CentOS] Rozważania odnośnie storage?

2012-01-13 Thread Rafał Radecki
Cześć. Aktualnie mam do czynienia z klastrem pocztowym, w którym pliki wiadomości pocztowych użytkowników są przechowywane na raid software-owym udostępnianym po NFS. Serwerów NFS jest kilka, każdy udostępnia podzbiór wiadomości dla odpowiedniego serwera z postfix-em, który jest klientem NFS. Dane

Re: [CentOS] LSI/3ware 9750-4i and multipath I/O

2012-01-13 Thread Vahan Yerkanian
On Jan 13, 2012, at 6:33 PM, Ross Walker wrote: > On Friday, January 13, 2012, Vahan Yerkanian wrote: >> Hi, >> >> I was wondering if anyone has successfully configured two lsi/3ware 9750-4i >> series controllers for multipathing under CentOS 5.7 x86_64? >> >> I've tried some basic setups with

[CentOS] sendmail deferred

2012-01-13 Thread Ismail Ozatay
Hi all, I having a problem with my sendmail server running on centos 5.7 x64. Sometimes when we send an email to microsoft exchange servers, sendmail says deferred or timeout. I do not know what is happening. Here is some details; [root@avgw ~]# sendmail -v -qr...@xxx.gov.qa Running /var/spo

Re: [CentOS] Rozwa¿ania odno¶nie storage?

2012-01-13 Thread Leen de Braal
> Cze¶æ. > you probably won't get much of an answer if you do not use English. I for sure do not understand a word of it. > Aktualnie mam do czynienia z klastrem pocztowym, w którym pliki > wiadomo¶ci pocztowych u¿ytkowników s± przechowywane na raid > software-owym udostêpnianym po NFS. Serweró

Re: [CentOS] Rozwa¿ania odno¶nie storage?

2012-01-13 Thread Ismail Ozatay
Me either :)) On 13.01.2012 17:43, Leen de Braal wrote: >> Cze¶æ. >> > you probably won't get much of an answer if you do not use English. > > I for sure do not understand a word of it. > >> Aktualnie mam do czynienia z klastrem pocztowym, w którym pliki >> wiadomo¶ci pocztowych u¿ytkowników s± pr

Re: [CentOS] Rozwa¿ania odno¶nie storage?

2012-01-13 Thread Benjamin Donnachie
On 13 Jan 2012, at 15:44, Leen de Braal wrote: > I for sure do not understand a word of it. Let me Google translate it for you: Hi. Currently I am dealing with a cluster of mail, in which files mail messages are stored on users raid software-at that shared by NFS. Multiple NFS servers, each pr

Re: [CentOS] sendmail deferred

2012-01-13 Thread Les Mikesell
On Fri, Jan 13, 2012 at 8:54 AM, Ismail Ozatay wrote: > I having a problem with my sendmail server running on centos 5.7 x64. > Sometimes when  we send an email to microsoft exchange servers, sendmail > says deferred or timeout. I do not know what is happening. Here is some > details; > > [root@a

Re: [CentOS] Rozważania odnośnie storage?

2012-01-13 Thread Rajagopal Swaminathan
Greetings, 2012/1/13 Rafał Radecki : > Cześć. > > Aktualnie mam do czynienia z klastrem pocztowym, w którym pliki > wiadomości pocztowych użytkowników są przechowywane na raid > software-owym udostępnianym po NFS. Serwerów NFS jest kilka, każdy > udostępnia podzbiór wiadomości dla odpowiedniego se

Re: [CentOS] Is avahi essential?

2012-01-13 Thread Gordon Messmer
On 01/11/2012 03:42 AM, Timothy Murphy wrote: > As far as I can see, it is some sort of rival to dhcpd. No, DHCP is used to assign network addresses and routes (and other optional configuration items). mDNS is used to discover services using IP multicast. > Is it only used within local LANs? U

Re: [CentOS] Is avahi essential?

2012-01-13 Thread Gordon Messmer
On 01/11/2012 05:40 AM, Timothy Murphy wrote: > I must admit I'm rather confused by UPnP. UPnP is something completely different. That protocol allows devices behind a NAT router to request that it open a port forward to them. It is commonly used by game consoles to open the ports required for

Re: [CentOS] Is avahi essential?

2012-01-13 Thread Gordon Messmer
On 01/11/2012 05:10 PM, Florin Andrei wrote: > Wait a sec, I have that setup (just mediatomb instead of ps3mediaserver) > and there's no avahi on my network. Yet the PS3 is perfectly capable of > discovering and using the DLNA server. Avahi allows the workstation running it to advertise and solici

Re: [CentOS] Is avahi essential?

2012-01-13 Thread Les Mikesell
On Fri, Jan 13, 2012 at 12:22 PM, Gordon Messmer wrote: > >> As far as I can see, it is some sort of rival to dhcpd. > > No, DHCP is used to assign network addresses and routes (and other > optional configuration items). There is a larger 'zeroconf' context where if the request to a DHCP server t

Re: [CentOS] Is avahi essential?

2012-01-13 Thread Les Mikesell
On Fri, Jan 13, 2012 at 12:24 PM, Gordon Messmer wrote: > On 01/11/2012 05:40 AM, Timothy Murphy wrote: >> I must admit I'm rather confused by UPnP. > > UPnP is something completely different.  That protocol allows devices > behind a NAT router to request that it open a port forward to them.  It >

Re: [CentOS] LSI/3ware 9750-4i and multipath I/O

2012-01-13 Thread John R Pierce
On 01/13/12 6:41 AM, Vahan Yerkanian wrote: > multipath -ll showed everything OK, with both sdb and sdc (the same 24 x 3tb > raid6 array) as active and ready. are those controllers aware you're using them for multipathing?RAID cards like that tend to have large caches, and one controllers c

Re: [CentOS] Rozważania odnośnie storage?

2012-01-13 Thread Diego Sanchez
Rafał Radecki : Please, write in english 2012/1/13 Rajagopal Swaminathan > > > What was that in simple English? > > Currently I am dealing with a cluster of mail, in which files mail messages are stored on users raid software-at that shared by NFS. Multiple NFS servers, each provides a subset of

[CentOS] skype on 5.7

2012-01-13 Thread ken
Earlier last year I had a 5.7 system running with skype. It worked fine. Later last year I had to reinstall my entire system. I didn't install skype then. Yesterday I tried to find a version of skype to use on 5.7, but couldn't find one on skype.com; there's no version for RH/CentOS 5.7. D

Re: [CentOS] skype on 5.7

2012-01-13 Thread Frank Cox
On Fri, 13 Jan 2012 15:14:29 -0500 ken wrote: > Earlier last year I had a 5.7 system running with skype. It worked > fine. Later last year I had to reinstall my entire system. I didn't > install skype then. Yesterday I tried to find a version of skype to use > on 5.7, but couldn't find one

Re: [CentOS] Rozważania odnośnie storage?

2012-01-13 Thread fakessh
use the tool googletranslate is well for that cheers Le 2012-01-13 20:43, Diego Sanchez a écrit : > Rafał Radecki : > Please, write in english > > 2012/1/13 Rajagopal Swaminathan >> >> >> What was that in simple English? >> >> > > Currently I am dealing with a cluster of mail, in which files >

Re: [CentOS] [SOLVED] blue screen instead of login screen

2012-01-13 Thread Bart Schaefer
On Thu, Jan 12, 2012 at 9:16 PM, Frank Cox wrote: > On Thu, 12 Jan 2012 12:56:40 -0600 > > THE REMAINING MINOR ISSUE > For some reason, the upper left two-thirds of the desktop background is darker > than the rest of the desktop background.  It's easier to show than to explain > how it looks, so a

Re: [CentOS] skype on 5.7

2012-01-13 Thread ken
On 01/13/2012 03:18 PM Frank Cox wrote: > On Fri, 13 Jan 2012 15:14:29 -0500 > ken wrote: > >> Earlier last year I had a 5.7 system running with skype. It worked >> fine. Later last year I had to reinstall my entire system. I didn't >> install skype then. Yesterday I tried to find a version

Re: [CentOS] [SOLVED] blue screen instead of login screen

2012-01-13 Thread Louis Lagendijk
On Fri, 2012-01-13 at 14:34 -0800, Bart Schaefer wrote: > On Thu, Jan 12, 2012 at 9:16 PM, Frank Cox > wrote: > > On Thu, 12 Jan 2012 12:56:40 -0600 > > > > THE REMAINING MINOR ISSUE > > For some reason, the upper left two-thirds of the desktop background is > > darker > > than the rest of the d

Re: [CentOS] skype on 5.7

2012-01-13 Thread Yves Bellefeuille
On Friday 13 January 2012, ken wrote: > This was with skype_static-2.2.0.35, the one recommended for CentOS > version 5.x in the HOW-TO. So the how-to is either wrong or it's > missing some information. The How-To recommends skype_static-2.1.0.47 (not 2.2.x) for CentOS 5. It's still available

Re: [CentOS] [SOLVED] blue screen instead of login screen

2012-01-13 Thread Frank Cox
On Fri, 13 Jan 2012 14:34:42 -0800 Bart Schaefer wrote: > On Thu, Jan 12, 2012 at 9:16 PM, Frank Cox > wrote: > > On Thu, 12 Jan 2012 12:56:40 -0600 > > > > THE REMAINING MINOR ISSUE > > For some reason, the upper left two-thirds of the desktop background is > > darker than the rest of the deskto

Re: [CentOS] [SOLVED] blue screen instead of login screen

2012-01-13 Thread Frank Cox
On Fri, 13 Jan 2012 23:48:38 +0100 Louis Lagendijk wrote: > I quite recently had something that looked quite similar on my iMac g5 > when I had a cable plugged in to the VGA port. he system apparently > overlaid the VGA screen over the screen on the built in LCD. Does the OP > have a second monito

[CentOS] what to do about [abrt] full crash report kernel taint?

2012-01-13 Thread Thomas Burns
I have a machine with a recent install of centos (2.6.32-220.2.1.el6.x86_64 kernel). It crashed 3 times this week, and sent emails like the one below complaining about kernel taint. I've gone back to a previous kernel to see if that helps, but otherwise I don't know how to investigate this. What s

Re: [CentOS] skype on 5.7

2012-01-13 Thread Lars Hecking
Yves Bellefeuille writes: > On Friday 13 January 2012, ken wrote: > > > This was with skype_static-2.2.0.35, the one recommended for CentOS > > version 5.x in the HOW-TO. So the how-to is either wrong or it's > > missing some information. > > The How-To recommends skype_static-2.1.0.47 (not 2.2

Re: [CentOS] LSI/3ware 9750-4i and multipath I/O

2012-01-13 Thread Ross Walker
On Jan 13, 2012, at 2:37 PM, John R Pierce wrote: > On 01/13/12 6:41 AM, Vahan Yerkanian wrote: >> multipath -ll showed everything OK, with both sdb and sdc (the same 24 x 3tb >> raid6 array) as active and ready. > > > are those controllers aware you're using them for multipathing?RAID >

Re: [CentOS] LSI/3ware 9750-4i and multipath I/O

2012-01-13 Thread John R Pierce
On 01/13/12 3:46 PM, Ross Walker wrote: > You will need to publish these disks as straight through individual disks > with write-through cache and use software RAID if the controllers can't > communicate with each other. write-through cache is not even good enough. if a given block is writt

Re: [CentOS] what to do about [abrt] full crash report kernel taint?

2012-01-13 Thread Alexander Dalloz
Am 14.01.2012 00:16, schrieb Thomas Burns: > I have a machine with a recent install of centos > (2.6.32-220.2.1.el6.x86_64 kernel). It crashed 3 times this week, and > sent emails like the one below complaining about kernel taint. I've > gone back to a previous kernel to see if that helps, but othe

Re: [CentOS] LSI/3ware 9750-4i and multipath I/O

2012-01-13 Thread Ross Walker
On Jan 13, 2012, at 6:51 PM, John R Pierce wrote: > On 01/13/12 3:46 PM, Ross Walker wrote: >> You will need to publish these disks as straight through individual disks >> with write-through cache and use software RAID if the controllers can't >> communicate with each other. > > write-through

Re: [CentOS] what to do about [abrt] full crash report kernel taint?

2012-01-13 Thread Thomas Burns
Thanks for the reply, Alexander. On Fri, Jan 13, 2012 at 1:55 PM, Alexander Dalloz wrote: > Am 14.01.2012 00:16, schrieb Thomas Burns: >> I have a machine with a recent install of centos >> (2.6.32-220.2.1.el6.x86_64 kernel). It crashed 3 times this week, and >> sent emails like the one below com

Re: [CentOS] defense-in-depth possible for sshd?

2012-01-13 Thread Gordon Messmer
On 01/10/2012 01:12 AM, Bennett Haselton wrote: > What about sshd -- assuming that the attacker can connect to sshd at all > (i.e. not prevented by a firewall), if they find an exploit to let them > take control of sshd, would that imply immediate total control of the > machine? Yes, but the quest

Re: [CentOS] Rozwa¿ania odno¶nie storage?

2012-01-13 Thread Devin Reade
> Hi. Currently I am dealing with a cluster of mail, [...] For a highly scalable open source mail solution, have a look at the Cyrus IMAP (+POP) mail system, specifically the Cyrus Murder configuration. I don't know of any comparable open source system (and I would stack it against commercial so

Re: [CentOS] what to do about [abrt] full crash report kernel taint?

2012-01-13 Thread Peter Brady
On 14/01/12 11:41 AM, Thomas Burns wrote: > Thanks for the reply, Alexander. > > On Fri, Jan 13, 2012 at 1:55 PM, Alexander Dalloz wrote: >> > Am 14.01.2012 00:16, schrieb Thomas Burns: >>> >> I have a machine with a recent install of centos >>> >> (2.6.32-220.2.1.el6.x86_64 kernel). It crashed 3