Re: [CentOS] DNS forwarding vs recursion

2013-04-01 Thread Michael H. Warfield
On Thu, 2013-03-28 at 11:29 -0700, John R Pierce wrote: > On 3/28/2013 11:11 AM, Jorge Fábregas wrote: > > On 03/28/2013 02:05 PM, John R Pierce wrote: > >> >is it as simple as adding allow-recursion{} with the appropriate private > >> >subnets and localhost to named.conf ? > > Yes. That's basica

Re: [CentOS] Does CentOS support dual graphics cards with 2 monitors each?

2013-04-01 Thread Alfred von Campe
On Mar 30, 2013, at 10:58, Tilman Schmidt wrote: > Nouveau supports dual monitors on a single card just fine. Yes, I have no problems with this either and have most of my users running with two monitors and the nouveau driver. But I'm trying to set up one user with 4 monitors now. This morning

Re: [CentOS] Help with thread Centos 6.4 won't reboot on install

2013-04-01 Thread Robert Benjamin
On 3/31/2013 12:06 PM, Les Mikesell wrote: > On Sun, Mar 31, 2013 at 4:00 AM, Robert Benjamin wrote: >> WELL, I don't know what to say. I just put the HD in the PC turned >> it on and was waiting for the blue screen so I could login as root and >> type 'init 3'. BUT, guess what happened. A

Re: [CentOS] DNS forwarding vs recursion

2013-04-01 Thread Les Mikesell
On Mon, Apr 1, 2013 at 8:11 AM, Michael H. Warfield wrote: > It's the the job of your security > perimeter firewalls to filter local vrs foreign packets and on-session > vrs unsolicited packets. You say that as though everyone has such tools. Or that they are such an integrated part of the TCP/I

Re: [CentOS] Help with thread Centos 6.4 won't reboot on install

2013-04-01 Thread m . roth
Robert Benjamin wrote: > > On 3/31/2013 12:06 PM, Les Mikesell wrote: >> On Sun, Mar 31, 2013 at 4:00 AM, Robert Benjamin >> wrote: >>> WELL, I don't know what to say. I just put the HD in the PC >>> turned >>> it on and was waiting for the blue screen so I could login as root and >>> type '

Re: [CentOS] DNS forwarding vs recursion

2013-04-01 Thread John R Pierce
On 4/1/2013 6:11 AM, Michael H. Warfield wrote: > it's also very important to implement BCP (Best Common Practice) 38. > BCP 38 recommends router egress filtering. That is, you only route out > what will route back in. That prevents you (or any of your customers) > from being a spoofing source.

Re: [CentOS] Help with thread Centos 6.4 won't reboot on install

2013-04-01 Thread Robert Benjamin
On 4/1/2013 2:07 PM, m.r...@5-cent.us wrote: > Robert Benjamin wrote: >> On 3/31/2013 12:06 PM, Les Mikesell wrote: >>> On Sun, Mar 31, 2013 at 4:00 AM, Robert Benjamin >>> wrote: WELL, I don't know what to say. I just put the HD in the PC turned it on and was waiting for th

Re: [CentOS] Help with thread Centos 6.4 won't reboot on install

2013-04-01 Thread Les Mikesell
On Mon, Apr 1, 2013 at 1:07 PM, wrote: > > As I may have said, everyone I know in computers has a number of books > from this publisher - he specializes in not only finding people who > really, really know their subject, but CAN ALSO COMMUNICATE WHAT THEY KNOW > (as opposed to, say, the BAL textb

Re: [CentOS] Help with thread Centos 6.4 won't reboot on install

2013-04-01 Thread Bill Maltby (C4B)
On Sat, 2013-03-30 at 13:44 -0500, Les Mikesell wrote: > On Sat, Mar 30, 2013 at 12:08 PM, Robert Benjamin wrote: > > Yes, installs that include X and a desktop will default to runlevel 5. > Before trying 'startx' , do 'init 3' as root. That should shut down > the existing session, but whatev

Re: [CentOS] Help with thread Centos 6.4 won't reboot on install

2013-04-01 Thread m . roth
Les Mikesell wrote: > On Mon, Apr 1, 2013 at 1:07 PM, wrote: >> >> As I may have said, everyone I know in computers has a number of books >> from this publisher - he specializes in not only finding people who >> really, really know their subject, but CAN ALSO COMMUNICATE WHAT THEY >> KNOW (as opp

[CentOS] Don't understand how to re-partition this setup or why it was made like this

2013-04-01 Thread Yves S. Garret
Hello, I did df -h on my CentOS 6.4 machine. $ df -h FilesystemSize Used Avail Use% Mounted on /dev/mapper/vg_ysg-lv_root 47G 8.8G 36G 20% / tmpfs 948M 372K 947M 1% /dev/shm /dev/sda1 485M 62M 398M 14% /boot /dev/mapper/v

Re: [CentOS] DNS forwarding vs recursion

2013-04-01 Thread Les Mikesell
On Mon, Apr 1, 2013 at 1:30 PM, Michael H. Warfield wrote: > > Actually, it's pretty easy with netfilter / iptables. Other firewalls > like pf filter on *BSD an proprietary work similar. If you know your > inside networks you merely add a rule to block incoming packets on your > external interfa

Re: [CentOS] Don't understand how to re-partition this setup or why it was made like this

2013-04-01 Thread Timo Schoeler
On 04/01/2013 09:00 PM, Yves S. Garret wrote: > Hello, > > I did df -h on my CentOS 6.4 machine. > > $ df -h FilesystemSize Used Avail Use% Mounted on > /dev/mapper/vg_ysg-lv_root 47G 8.8G 36G 20% / tmpfs > 948M 372K 947M 1% /dev/shm /dev/sda1 485M 62M 398M >

Re: [CentOS] DNS forwarding vs recursion

2013-04-01 Thread Michael H. Warfield
On Mon, 2013-04-01 at 11:17 -0700, John R Pierce wrote: > On 4/1/2013 6:11 AM, Michael H. Warfield wrote: > > it's also very important to implement BCP (Best Common Practice) 38. > > BCP 38 recommends router egress filtering. That is, you only route out > > what will route back in. That prevents

Re: [CentOS] Help with thread Centos 6.4 won't reboot on install

2013-04-01 Thread Les Mikesell
On Mon, Apr 1, 2013 at 1:46 PM, wrote: >>> >> I don't' know anything about this book or publisher, but you really > > Les, you don't know O'Reilly? I'm shocked, shocked I tell you. Almost > every programmer I know, and every admin, had somewhere between one > O'Reilly book and a full shelf of the

Re: [CentOS] Don't understand how to re-partition this setup or why it was made like this

2013-04-01 Thread Yves S. Garret
Hi, thanks for your response. One more question. Would I need to have logical volumes or can I get away with having one massive volume/partition and then have everything on that one partition? In the interim I'll have a directory in / that I can use to just dump stuff in and will rebuild my mach

Re: [CentOS] Don't understand how to re-partition this setup or why it was made like this

2013-04-01 Thread m . roth
Yves S. Garret wrote: > Hi, thanks for your response. > > One more question. Would I need to have logical volumes or can I get away > with having one massive volume/partition and then have everything on > that one partition? > > In the interim I'll have a directory in / that I can use to just dump

Re: [CentOS] DNS forwarding vs recursion

2013-04-01 Thread Les Mikesell
On Mon, Apr 1, 2013 at 2:54 PM, Michael H. Warfield wrote: >> > AFA how BIND should be shipped... Last time I looked (just a couple of > days ago) BIND ships in a fairly secure manner (local caching resolver > listening on localhost only) and the default IP tables blocks DNS > queries and respons

Re: [CentOS] Don't understand how to re-partition this setup or why it was made like this

2013-04-01 Thread Keith Keller
On 2013-04-01, Yves S. Garret wrote: > > $ df -h > FilesystemSize Used Avail Use% Mounted on > /dev/mapper/vg_ysg-lv_root >47G 8.8G 36G 20% / > tmpfs 948M 372K 947M 1% /dev/shm > /dev/sda1 485M 62M 398M 14% /boot > /dev/m

Re: [CentOS] Don't understand how to re-partition this setup or why it was made like this

2013-04-01 Thread John R Pierce
On 4/1/2013 12:00 PM, Yves S. Garret wrote: > What I don't understand is why is /home so tiny and how can I re-partition > this without having to nuke and rebuild my machine? what do you get from # vgs ? if there's VFree, you can lvextend the backing LV behind /home, then grow the file sy

[CentOS] [Possibly OT] - General question: state of internet traffic

2013-04-01 Thread Max Pyziur
Greetings, I've read reports that there has been degradation in Internet traffic over the last month. Until today, I haven't experienced any. However, getting bank record data from chase.com here in NYC seems impossible. I also noticed erratic ftp behavior today; connections can be made but data

Re: [CentOS] [Possibly OT] - General question: state of internet traffic

2013-04-01 Thread Michael H. Warfield
On Mon, 2013-04-01 at 18:04 -0400, Max Pyziur wrote: > Greetings, > I've read reports that there has been degradation in Internet traffic over > the last month. Until today, I haven't experienced any. However, getting > bank record data from chase.com here in NYC seems impossible. /me trying not

Re: [CentOS] [Possibly OT] - General question: state of internet traffic

2013-04-01 Thread Stephen Harris
> the last month. Until today, I haven't experienced any. However, getting > bank record data from chase.com here in NYC seems impossible. What do you mean by "getting bank record data" ? Every major US bank is under a constant DoS attack, which sometimes causes the sites to be slow. This is unr

Re: [CentOS] "Can't find root device" with lvm root after moving drive on CentOS 6.3

2013-04-01 Thread Joakim Ziegler
On 30/03/13 7:18, Joakim Ziegler wrote: > On 29/03/13 10:38, Gordon Messmer wrote: >> On 03/29/2013 01:23 AM, Joakim Ziegler wrote: >>> Immediately after getting dropped to rdshell, I looked around in /dev, >>> which brought me a few surprises... >>> /dev/mapper contains only "control", that is, "

[CentOS] Vsftpd configuration problem

2013-04-01 Thread Max Pyziur
Greetings, Beginning today, I started to receive the following when ftp'ing to my CentOS 6 machine: ncftp /home/pyz2 > dir connect failed: No route to host. connect failed: No route to host. connect failed: No route to host. Falling back to PORT instead of PASV mode. I can make a connection, bu

Re: [CentOS] Vsftpd configuration problem

2013-04-01 Thread Max Pyziur
On Tue, 2 Apr 2013, Reindl Harald wrote: > > > Am 02.04.2013 01:12, schrieb Max Pyziur: >> Beginning today, I started to receive the following when ftp'ing to my >> CentOS 6 machine: >> ncftp /home/pyz2 > dir >> connect failed: No route to host. >> connect failed: No route to host. >> connect fail

Re: [CentOS] Vsftpd configuration problem

2013-04-01 Thread Max Pyziur
On Mon, 1 Apr 2013, lists-centos wrote: > > > Original Message >> Date: Monday, April 01, 2013 07:12:53 PM -0400 >> From: Max Pyziur >> To: centos@centos.org >> Cc: >> Subject: [CentOS] Vsftpd configuration problem >> >> >> Greetings, >> >> Beginning today, I started to

Re: [CentOS] Vsftpd configuration problem - followup

2013-04-01 Thread Max Pyziur
On Tue, 2 Apr 2013, Reindl Harald wrote: > > > Am 02.04.2013 01:12, schrieb Max Pyziur: >> Beginning today, I started to receive the following when ftp'ing to my >> CentOS 6 machine: >> ncftp /home/pyz2 > dir >> connect failed: No route to host. >> connect failed: No route to host. >> connect fail

Re: [CentOS] Vsftpd configuration problem

2013-04-01 Thread Max Pyziur
On Tue, 2 Apr 2013, Reindl Harald wrote: > > > Am 02.04.2013 01:25, schrieb Max Pyziur: >> On Tue, 2 Apr 2013, Reindl Harald wrote: >> >>> >>> >>> Am 02.04.2013 01:12, schrieb Max Pyziur: Beginning today, I started to receive the following when ftp'ing to my CentOS 6 machine: ncftp

[CentOS] [SOLVED] it was an iptables-config setting, was Re: Vsftpd configuration problem

2013-04-01 Thread Max Pyziur
On Tue, 2 Apr 2013, Reindl Harald wrote: > > > Am 02.04.2013 02:04, schrieb Max Pyziur: >>> [root@srv-rhsoft:~]$ cat /etc/sysconfig/iptables-config >>> # Load additional iptables modules (nat helpers) >>> # Default: -none- >>> # Space separated list of nat helpers (e.g. 'ip_nat_ftp ip_nat_irc'),

Re: [CentOS] Vsftpd configuration problem

2013-04-01 Thread Banyan He
Hi Max, It looks like a network issue instead of the software. Falling back to PORT sounds like to ACTIVE mode from PASV mode. In PASV, you will be connecting to a random port told by server with a random port from your side. Do you have a firewall to block such traffic that the system will se

[CentOS] Repartitioning issues - advice needed, and info.

2013-04-01 Thread Bruce Whealton
Hello all, I have a couple problems with two Centos installs. One is my Dedicated hosting plan. I have been trying very hard to build some strong skills in system administration because the task apparently is more complex than I imagined... or it appeared that way to a web developer, who r

Re: [CentOS] Repartitioning issues - advice needed, and info.

2013-04-01 Thread John R Pierce
On 4/1/2013 5:54 PM, Bruce Whealton wrote: > Not it is the /etc > partition that is full every other day. It is a 10GB partition and most of > the data is in the mail spool directories. the /etc directory A) shouldn't be a separate partition, it should be on / and B) should just contain system c