Re: [CentOS-es] Consulta Iptables en Centos

2011-06-26 Thread Carlos Martinez
Saludos. A nivel de red la mejor alternativa es que uses una solución como port mirroring (con un switch administrable) o uses un hub para conectar ambos servidores (nada de iptables). Lo que pretendes hacer dudo que se pueda hacer con iptables, a menos que reenvíes los paquetes a una dirección

Re: [CentOS-es] Consulta Iptables en Centos

2011-06-26 Thread Mario Soto Cordones
Hola Carlos, como es eso de crear un cluster a nivel de aplicación ?? Saludos -Mensaje original- De: centos-es-boun...@centos.org [mailto:centos-es-boun...@centos.org] En nombre de Carlos Martinez Enviado el: domingo, 26 de junio de 2011 13:19 Para: centos-es@centos.org Asunto: Re:

Re: [CentOS-es] Consulta Iptables en Centos

2011-06-26 Thread Yvan Galarza
Hola Creo que el problema no es el firewall, sino que el trafico que estas controlando es unicast, por lo tanto se entrega de un punto a otro, el firewall simplemente te permite filtrar o cambiar de puerto pero hasta donde se, no podrias enviar el mismo paquete a dos ips diferentes. Por lo tanto

Re: [CentOS-es] Consulta Iptables en Centos

2011-06-26 Thread Mario Soto Cordones
Hola Yvan, disculpa mi ignorancia y como se puede implementar ésto ???, Saludos -Mensaje original- De: centos-es-boun...@centos.org [mailto:centos-es-boun...@centos.org] En nombre de Yvan Galarza Enviado el: domingo, 26 de junio de 2011 22:16 Para: centos-es@centos.org Asunto: Re:

Re: [CentOS] how do determine last file system on disk?

2011-06-26 Thread Rudi Ahlers
On Sat, Jun 25, 2011 at 2:41 PM, Always Learning cen...@u6.u22.net wrote: Does anyone know how to determine which file system a disk was formatted with, if fdisk -l doesn't show it? I would use gparted from the command line or from Gnome's / Applications / System Tools menu yum install

Re: [CentOS] how do determine last file system on disk?

2011-06-26 Thread Rudi Ahlers
On Sat, Jun 25, 2011 at 3:16 PM, Robert Heller hel...@deepsoft.com wrote: If 'fdisk -l /dev/sda' does not show anything, either the disks were never partitioned or formatted, at least not as a bare drive. What kind of disk is this (I know it says USB above, but I am assuming these are bare

Re: [CentOS] how do determine last file system on disk?

2011-06-26 Thread Rudi Ahlers
On Sat, Jun 25, 2011 at 6:49 PM, Robert Nichols rnicholsnos...@comcast.netwrote: On 06/25/2011 06:46 AM, Rudi Ahlers wrote: Hi all, Does anyone know how to determine which file system a disk was formatted with, if fdisk -l doesn't show it? [snip] I need to see what data is on a bunch

Re: [CentOS] how do determine last file system on disk?

2011-06-26 Thread Rudi Ahlers
On Sat, Jun 25, 2011 at 7:14 PM, Lamar Owen lo...@pari.edu wrote: On Saturday, June 25, 2011 07:46:01 AM Rudi Ahlers wrote: Does anyone know how to determine which file system a disk was formatted with, if fdisk -l doesn't show it? blkid -s TYPE On a C5 box here: [root@backup670 ~]#

Re: [CentOS] how do determine last file system on disk?

2011-06-26 Thread John R Pierce
On 06/26/11 12:58 AM, Rudi Ahlers wrote: All the drives are old 160GB SATA. There's 1x 160GB IDE as well. They were used in the office on various machines, so no hardware RAID, but they definitely had some data on them. I did get some drives with software RAID on and could recover the

Re: [CentOS] how do determine last file system on disk?

2011-06-26 Thread Rudi Ahlers
On Sun, Jun 26, 2011 at 10:04 AM, John R Pierce pie...@hogranch.com wrote: On 06/26/11 12:58 AM, Rudi Ahlers wrote: All the drives are old 160GB SATA. There's 1x 160GB IDE as well. They were used in the office on various machines, so no hardware RAID, but they definitely had some data

Re: [CentOS] how do determine last file system on disk?

2011-06-26 Thread John R Pierce
On 06/26/11 1:11 AM, Rudi Ahlers wrote: It's hard to say. They've been in the cupboard for along time and I don't know which tech did what on them, which is why I'm trying to see which file systems were on them last, so that I can see what data is on them. well, if as you say...

Re: [CentOS] how do determine last file system on disk?

2011-06-26 Thread Keith Roberts
On Sun, 26 Jun 2011, Rudi Ahlers wrote: To: CentOS mailing list centos@centos.org From: Rudi Ahlers r...@softdux.com Subject: Re: [CentOS] how do determine last file system on disk? On Sun, Jun 26, 2011 at 10:04 AM, John R Pierce pie...@hogranch.com wrote: On 06/26/11 12:58 AM, Rudi

Re: [CentOS] how do determine last file system on disk?

2011-06-26 Thread Rudi Ahlers
On Sun, Jun 26, 2011 at 10:26 AM, Keith Roberts ke...@karsites.net wrote: It's hard to say. They've been in the cupboard for along time and I don't know which tech did what on them, which is why I'm trying to see which file systems were on them last, so that I can see what data is on

Re: [CentOS] how do determine last file system on disk?

2011-06-26 Thread Keith Roberts
On Sun, 26 Jun 2011, Rudi Ahlers wrote: To: CentOS mailing list centos@centos.org From: Rudi Ahlers r...@softdux.com Subject: Re: [CentOS] how do determine last file system on disk? On Sun, Jun 26, 2011 at 10:26 AM, Keith Roberts ke...@karsites.net wrote: It's hard to say. They've been

Re: [CentOS] how do determine last file system on disk?

2011-06-26 Thread John R Pierce
On 06/26/11 1:18 AM, John R Pierce wrote: [root@HP-DL360 ~]# file -s /dev/sda /dev/sda: empty I'm guessing the tech wiped them clean. or they were spares for a raid system, never used. -- john r pierceN 37, W 122 santa cruz ca

[CentOS] iptables port forwarding

2011-06-26 Thread muiz
Dear all, I would like to forward a port to an internet server, but failed. can you help me? Server: eth0: 192.168.1.250, Port: 8080 TCP, CentOS 5.6 Remote server: IP: a.b.c.d Port: 8181 Forward path: client1(192.168.1.10) - 192.168.1.250:8080 (forward) - a.b.c.d Port: 8181

Re: [CentOS] how do determine last file system on disk?

2011-06-26 Thread Robert Heller
At Sun, 26 Jun 2011 09:58:16 +0200 CentOS mailing list centos@centos.org wrote: On Sat, Jun 25, 2011 at 3:16 PM, Robert Heller hel...@deepsoft.com wrote: If 'fdisk -l /dev/sda' does not show anything, either the disks were never partitioned or formatted, at least not as a bare

Re: [CentOS] how do determine last file system on disk?

2011-06-26 Thread Rudi Ahlers
On Sun, Jun 26, 2011 at 12:53 PM, Robert Heller hel...@deepsoft.com wrote: Wondering: could these extra 2 drives have been 'spare' disks that were never actually installed? And got mixed in with the 'used' drives? I doubt it since there are quite a few drives that were part of a RAID set

Re: [CentOS] Jumbo Frame performance or lackof?

2011-06-26 Thread Geoff Galitz
I'm wondering, that since Jumbo Frames was supposed to be better for bulk transfers, why am I seeing these results? Is it the ElRepo drivers I used to enable higher MTUs or possibly some kind of oddity with the realtek NICs I am using? Or am I mistaken about the benefits of jumbo frames and

Re: [CentOS] Jumbo frames problem with Realtek NICs?

2011-06-26 Thread Ljubomir Ljubojevic
Emmanuel Noobadmin wrote: Now the question is whether the overheads reduction, even at sub-10GBs speeds, may be significant if the host/guest are VMs instead of actual physical machines. If you are going to use it on virtual interfaces, I would think it would help, especially if you have

Re: [CentOS] iptables port forwarding

2011-06-26 Thread Marian Marinov
On Sunday 26 June 2011 12:53:07 muiz wrote: Dear all, I would like to forward a port to an internet server, but failed. can you help me? Server: eth0: 192.168.1.250, Port: 8080 TCP, CentOS 5.6 Remote server: IP: a.b.c.d Port: 8181 Forward path: client1(192.168.1.10) -

Re: [CentOS] sendmail - smtp security/authentication port 587 issues

2011-06-26 Thread Devin Reade
Max Pyziur p...@brama.com wrote: Are there any views in this CentOs user community on [using port 587]? Yes. Not only is enabling 'submission' a good idea, but you should also enable 'smtps' (which is different from smtp+tls): DAEMON_OPTIONS(`Port=smtp, Name=MTA')dnl

[CentOS] Still having umask problems

2011-06-26 Thread Todd Cary
I have the samba problems solved thanks to the help of folks on this forum, but I do not have the php umask problems solved. The www directory is /var/www/html and the html directory is owned by apache and is in the apache groups with the following permissions: drwxrwsr-- A sub-driectory,

Re: [CentOS] how do determine last file system on disk?

2011-06-26 Thread John R Pierce
On 06/26/11 3:53 AM, Robert Heller wrote: It is also possible that the drives got 'wiped' somehow, eg they were on the bottom shelf when the cleaning crew came by with the floor waxing machine... in that scenario, you would get nothing but servo errors from the drive, they wouldn't even

Re: [CentOS] iptables port forwarding

2011-06-26 Thread muiz
Thanks Marian, The server only has one IP. I think I should add more iptables records, only one NAT record is not enough,isit correct? If yes , then how? 2011-06-26 23:38:58,Marian Marinov m...@yuhu.biz wrote: On Sunday 26 June 2011 12:53:07 muiz wrote: Dear all, I would like to forward

Re: [CentOS] iptables port forwarding

2011-06-26 Thread Marian Marinov
On Monday 27 June 2011 00:08:08 muiz wrote: Thanks Marian, The server only has one IP. I think I should add more iptables records, only one NAT record is not enough,isit correct? If yes , then how? Huh, I'm sorry yes you need a second rule. So the rules are: iptables -t nat -A PREROUTING -j

Re: [CentOS] Does anyone using dm-cache?

2011-06-26 Thread Kai Schaetzl
Rudi Ahlers wrote on Fri, 24 Jun 2011 17:42:16 +0200: it's 2 different list, with different people and different input Ask on one list first, wait, if you ask on another provide what you got so far from the other list. That is plain courtesy. Kai

[CentOS] Latest kernel produces kernel error on Dell R200 on boot-up

2011-06-26 Thread Kai Schaetzl
I accidentally noticed this error written to the warn log on my Dell R200's when the machines booted up after latest kernel update. Google doesn't have this exact error, only a few with differently named devices, but all seem to have to do with USB. Could this be a bug? Didn't see this error

[CentOS] Still having umask problems [resend]

2011-06-26 Thread Todd Cary
I have the samba problems solved thanks to the help of folks on this forum, but I do not have the php umask problems solved. The www directory is /var/www/html and the html directory is owned by apache and is in the apache groups with the following permissions: drwxrwsr-- A sub-driectory,

Re: [CentOS] CentOS-6 Status updates

2011-06-26 Thread Mark Bradbury
yes cool isn't it, that webpage is updated! actually that's what makes it useful. besides, read the title text on that page again: QA dates are tentative dates for internal planning only. These are not official release dates, but only a guide for the QA team. All target dates are subject

Re: [CentOS] CentOS-6 Status updates

2011-06-26 Thread robert mena
So, to go back to the topic what is the current status for 6.0? Will it happen in June or July? ___ CentOS mailing list CentOS@centos.org http://lists.centos.org/mailman/listinfo/centos

Re: [CentOS] Still having umask problems [resend]

2011-06-26 Thread Drew
My goal is to have any created directories and files to have 774 permissions. Hi Todd, Am I correct in assuming the php script that creates the directory uses the mkdir() function? If so something along the lines of: mkdir('mydir', 0774); should suffice. The 0 can be changed to 2, 4 or 6

Re: [CentOS] CentOS-6 Status updates

2011-06-26 Thread Christopher Chan
On Monday, June 27, 2011 10:46 AM, robert mena wrote: So, to go back to the topic what is the current status for 6.0? Will it happen in June or July? I vote who cares? ___ CentOS mailing list CentOS@centos.org

Re: [CentOS] CentOS-6 Status updates

2011-06-26 Thread John R. Dennison
On Mon, Jun 27, 2011 at 11:25:21AM +0800, Christopher Chan wrote: I vote who cares? I vote http://qaweb.dev.centos.org;. John -- I begin by taking. I shall find scholars later to demonstrate my perfect right. -- Euripides (c 480

Re: [CentOS] iptables port forwarding

2011-06-26 Thread muiz
Dear Marian and all, It seems don't works: /sbin/iptables -t nat -A PREROUTING -j DNAT -p tcp --dport 8080 --to a.b.c.d:8181 /sbin/iptables -t nat -A POSTROUTING -j SNAT -s 192.168.0.0/255.255.255.0 --to a.b.c.d echo 1 /proc/sys/net/ipv4/ip_foward I check the Fedora iptables setting:

Re: [CentOS] iptables port forwarding

2011-06-26 Thread Marian Marinov
On Monday 27 June 2011 06:50:27 muiz wrote: Dear Marian and all, It seems don't works: /sbin/iptables -t nat -A PREROUTING -j DNAT -p tcp --dport 8080 --to a.b.c.d:8181 /sbin/iptables -t nat -A POSTROUTING -j SNAT -s 192.168.0.0/255.255.255.0 --to a.b.c.d echo 1

Re: [CentOS] CentOS-6 Status updates

2011-06-26 Thread Christopher Chan
On Monday, June 27, 2011 11:48 AM, John R. Dennison wrote: On Mon, Jun 27, 2011 at 11:25:21AM +0800, Christopher Chan wrote: I vote who cares? I vote http://qaweb.dev.centos.org;. Too bad that does not seem to be good enough for some. ___ CentOS

Re: [CentOS] iptables port forwarding

2011-06-26 Thread muiz
Marian, I'm very happy you're online :)I think I have try the record you mention just now. And I would like to clear what I have done (the scripts I test):/sbin/iptables -t nat -A PREROUTING -j DNAT -p tcp --dport 8080 --to a.b.c.d:8181 /sbin/iptables -t nat -A POSTROUTING -j SNAT -s

Re: [CentOS] iptables port forwarding

2011-06-26 Thread Marian Marinov
On Monday 27 June 2011 07:15:33 muiz wrote: Marian, I'm very happy you're online :)I think I have try the record you mention just now. And I would like to clear what I have done (the scripts I test):/sbin/iptables -t nat -A PREROUTING -j DNAT -p tcp --dport 8080 --to a.b.c.d:8181