On 2018-10-08 22:25, Turritopsis Dohrnii Teo En Ming wrote:
Good morning from Singapore,
How can I install it? It looks like this grub-install cannot be easily
installed.
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Turritopsis Dohrnii Teo En Ming's Academic Qualifications as at 30 Oct
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On 2018-07-24 20:10, TE Dukes wrote:
-Original Message-
From: CentOS [mailto:centos-boun...@centos.org] On Behalf Of mark
Sent: Tuesday, July 24, 2018 5:21 PM
To: CentOS mailing list
Subject: Re: [CentOS] Mail has quit working
TE Dukes wrote:
>> -Original Message-
>> From:
On 2018-07-23 18:39, TE Dukes wrote:
Hello,
Mail has come to an abrupt stop. Running C7, postfix and dovecot. Using
Roundcube as the client.
Mail stopped working Saturday and I cannot figure was has happened. I
have
not touched this server except to upgrade packages. I believe Roundcube
was
On 2018-06-21 13:28, Robert Heller wrote:
Are there any imap daemons (besides cyrus-imapd). cyrus-imapd is
appearently
not compatible with postfix + procmail. I need an imap daemon that
will work
with a postfix + procmail system.
Try dovecot, I use that personally.
There also appears to
From: Uwe Kiewel m...@kiewel-online.ch
If I am root and want to change the user to a non-root user, the system
prompts me for a password:
[r...@halifax ~]# useradd test00
[r...@halifax ~]# su - test00
We trust you have received the usual lecture from the local System
Administrator. It
HI All,
I am considering buying this:
http://www.godaddy.com/Compare/gdcompare_ssl.aspx?isc=sslqgo003a
Since I have a domain that will be collecting data and processing payments.
Where can I find instructions on how to install the certificate?
Do I have to run another domain or sub domain
Hi All,
All of my systems are running 5.4 x64. The are all AMD x64 processors with at
least 2gb of RAM in each.
I am running SSH on a non standard port.
When I SSH into ANY of my systems, I get prompted for my password right away,
but after entering, it takes 30+ seconds to get logged in and
, 2010 at 6:08 PM, ML mailingli...@mailnewsrss.com wrote:
Hi All,
All of my systems are running 5.4 x64. The are all AMD x64 processors with at
least 2gb of RAM in each.
I am running SSH on a non standard port.
When I SSH into ANY of my systems, I get prompted for my password right away
Hi Guys,
I would like advice for best practices to secure my linux boxes. Know if I have
been hacked, know of security breaches, etc.
Can anyone provide advice?
-Jason
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Hi All,
Hi All,
MySQL 5.0.77 on CentOS 5.4
MySQL is running, my Wordpress stuff is working, but I cannot connect to the
server from my house. This server is in my house, however, but on a public IP,
behind a firewall, etc.
I checked my hardware firewall (a dedicated UnTangle system) and that
Hi Les,
MySQL is running, my Wordpress stuff is working, but I cannot connect to the
server from my house. This server is in my house, however, but on a public
IP, behind a firewall, etc.
I checked my hardware firewall (a dedicated UnTangle system) and that is
successfully allowing the
Hi All,
I ran yum upgrade today and it went fine.
I tried a yum upgrade php so that I could get to either 5.2 or 5.3 (currently
5.1.2) and It says nothing marked for upgrade.
How does one upgrade individual packages versus doing a plain system upgrade
(like just yum upgrade)
-Jason
Hi Mark,
I tried a yum upgrade php so that I could get to either 5.2 or 5.3
(currently 5.1.2) and It says nothing marked for upgrade.
How does one upgrade individual packages versus doing a plain system
upgrade (like just yum upgrade)
I'm a little confused: why did you do a yum upgrade
I am playing around with Zimbra.
For the install, I selected the Fedora 11 version for x64.
I am running: Linux 2.6.18-164.el5 #1 SMP Thu Sep 3 03:28:30 EDT 2009 x86_64
x86_64 x86_64 GNU/Linux
When I install I get an error:
This platform is CentOS5_64
Packages found: F11_64
This may or may
Guys,
I would suggest starting out with one of the RHEL versions found on the
download
page here http://www.zimbra.com/community/downloads.html.
Got it, yes, I should have choose the RHEL 5 version.
Can anyone explain CentOS vs RHEL5 vs Fedora as I dont really know the
differences and
Does anyone have thoughts on how to kick off an e-mail on SSH login?
-Jason
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Hi All,
Is anyone versed in Zimbra? I have most things working except some MTA issue. I
tried posting on the Zimbra forums after reading the docs, but my post was
labeled as SPAM and the moderators have not replied to my private message to
get my post reviewed. Who uses this type of method for
Hi All,
I have not really setup e-mail serving on Linux before by myself. I have a
setup now where it was setup for me running Dovecot and postfix. The setup
works. I want to set this up again on my own system.
Does anyone have a good tutorial?
Zimbra...does it replace dovecot and postfx
.
Didn't you just contradict yourself?
How can we support companies that contribute and help the project if
we don't know what each others companies do and specialize in?
-ML
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Hi All,
How can I RAID 10 on install? (the names myRAID1 and myRAID2 are just
for example purposes)
I select a custom layout
/dev/sda, sdb, sdc, sdd are listed...
I create a partition of Software RAID on each of sda, sdb, sdc, sdd
Create a swap partition on sda?
Click RAID and take sda
Nate,
How can I RAID 10 on install? (the names myRAID1 and myRAID2 are just
for example purposes)
3rd time this question has been asked in the past few weeks, I believe
the answer is not using the normal installer. I believe if you make
a custom installer with the right modules you can do
Hi Everyone,
I started a social networking site and I am getting ready to go live
next week. I have limited fund as I am not funded yet (although
hopefully soon).
I have an extra Mac Pro (I know, how can I possibly call a Mac Pro
dual 2.8 quad core with 16gb RAM extra). So Mac Pro quad
downtime
-Original Message-
From: centos-boun...@centos.org
[mailto:centos-boun...@centos.org] On Behalf Of ML
Sent: Thursday, October 29, 2009 12:57 PM
To: CentOS mailing list
Subject: [CentOS] Infrastructure HELP!
Hi Everyone,
I started a social networking site and I am getting ready
On Oct 29, 2009, at 11:11 AM, Neil Aggarwal wrote:
RAID 10 is striping across mirrored drives.
So, if you have 4 x 1TB drives, think of it as two separate
1 TB volumes. The system will write half your data to
volume A and the other half to volume B. The data in volume
A and B do not
Would 2 x 1TB enterprise drives be enough mirrored?
Are you going to to software RAID1 or hardware?
I find software RAID1 bogs down for intensive database
applications.
If I can find a cheap enough RAID Card that wil fit the Mac Pro, I
would do hardware RAID, but Apple wants $699 for
.
They are like $89.99 a piece on NewEgg. I have a friend that has 1 x
1TB Seagate Raid level drives he will sell me for $100 each.
Is software RAID 10 decent performance?
-Jason
Ryan
On Thu, Oct 29, 2009 at 2:36 PM, ML mailingli...@mailnewsrss.com
wrote:
On Oct 29, 2009, at 11:11 AM
Hi Robert,
I have run a local repo for Centos updates for some time.
You actually bring up a good item here. I am starting to learn more
and deploy CentOS. I should run a local repo too, save bandwidth, etc.
Do you have a tutorial for setting up a local repository? Can one
store, say
need to ssh in? Is it as simple as
ssh u...@hots:port?
Best,
-ML
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Hi All,
How does one best turn of X-Windows? I dont need it, ssh works just
fine for me.
I seem to recall it was complicated and since I know enough to do my
stuf and not well versed yet in fixing things I break, I dont want to
blow this up.
Best,
-ML
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 configure your ssh clients accordingly.
Pretty much everything you need to know about SSH is on the Wiki here:
http://wiki.centos.org/HowTos/Network/SecuringSSH
Why don't people use the Wiki? These same topics come up over and over
again, and no one ever refers to the resources available on the Wiki?
I dont think it is well
, this should help me create public/private keys too!
-ML
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Mark,
One more thing - you might want to look at authfail. After a number
of attempts
to log in, it will add firewall rules to block that IP address.
Thanks for the advice!
I will google it.
-ML
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http
sshd restart
and I still get connection refused. Comment out Port 29770 and all is
well again.
-ML
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restarted the whole server actually.
-ML
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Well, alot of education out there by watching movies, however noone
ever brought up the most complex driven sub-culture of geeks and
nerds worldwide.
THE MATRIX (muhahahahah)
Well, all trinity really did was run nmap, big deal
he he
-Jason
I want to learn to hack what do I need to do in order to start.
Umm, watch:
Hackers: http://www.imdb.com/title/tt0113243/
Takedown: http://www.imdb.com/title/tt0159784/
Isn't that how we all learned?
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Hi All,
Sorry, I am still confused about implementing a firewall without
having my ISP static route all of my traffic to my public IP's to a
single public IP.
So before when I have done this for work all traffic has been
statically routed.
Now I have a comcast modem and it is 'pass
HI All,
I have acquired a Sun Fire VL 240. I know there is not a SPARC version
of CentOS.
Can anyone recommend a good OS for a machine that will do apache,
postfix, mysql, etc.
I know this is sort of a loaded question, but I don't have a lot of
knowledge on distros that are stable on
I have acquired a Sun Fire VL 240. I know there is not a SPARC
version
of CentOS.
Can anyone recommend a good OS for a machine that will do apache,
postfix, mysql, etc.
I know this is sort of a loaded question, but I don't have a lot of
knowledge on distros that are stable on Sparc.
Hi Nate,
I know this is sort of a loaded question, but I don't have a lot of
knowledge on distros that are stable on Sparc.
I *think* debian is the only major distro left that supports
SPARC to the fullest extent. Though watch out if your running the
latest T1/T2 type processors, last I
-bind/
Paul, I appreciate this!
-ML
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Hi All,
I did a clean install of CentOS 5.3 yesterday. During setup I
activated both adapters on startup. etho is my public IP and eth1 is
my private/internal IP.
It did not let me specify nameservers though.
So I know this is resolv.conf.
I know I put in:
nameserver xxx.xxx.xxx.xxx
Hi All,
I had a few 320gb sata drives that had OS X on them. Before that they
were Windows for testing. I put them in an IBM eServer 335 and now
trying to install CentOS 5.3
I get to the partition - Create custom.
I take sda and create a swap and a software raid partition. Same with
sdb
Hi Joseph,
I try to proceed and I get: boot partition is on a disk using GPT
partitioning scheme but this machine cannot boot using GPT.
I have never seen this before.
Advice?
Sure, drop into a shell (boot to a rescue mode for example) and
relabel
the discs.
Use parted and its
John,
boot the installl CD and get into the rescue shell (from the startup
menu), then use something like
dd if=/dev/zero of=/dev/sda bs=1024 count=1024
note thats sda and not sda1 or whatever, we want the raw device and
not
the partition.
Just the ticket!
You da man
Thank
Hi All,
Can anyone provide advice on how to bring up networking in Single User
Mode?
I need to specify an IP, mask, gateway and bring up the adaptor so I
can ssh into another machine to transfer files to it.
-ML
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Nate,
ifconfig ethX IP_ADDRESS netmask NETMASK
route add default gw IP_OF_GATEWAY
OK, so I was correct,
I am doing
ifconfig eth0 172.16.254.80 netmask 255.255.255.240
route add default gw 172.16.254.1
I am getting Network is unreachable.
-Jason
Hi Timo,
Try 'ifconfig eth0 172.16.254.80 netmask 255.255.255.240 up' or, after
you already issued those commands, a simple 'ifconfig eth0 up'.
Yup did that
then: route ass default gw 172.16.254.1
I get: Network is unreachable
I can ping 172.16.254.1 from my Mac though.
-Jason
ifconfig eth0 172.16.254.80 netmask 255.255.255.240
route add default gw 172.16.254.1
I am getting Network is unreachable.
ipcalc -nbp 172.16.254.80 255.255.255.240
PREFIX=28
BROADCAST=172.16.254.95
NETWORK=172.16.254.80
so 172.16.254.1 is not in your network and thus not reachable
.
-ML
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Hi All,
I am using rsync and I see --exclude as an option.
But it says --exclude pattern?
So how can I do an rsync on '/' except exclude /home/nackup?
I am doing:
rsync -avx / /mnt/sdb2/
can I simply do:
rsync -avx --exclude=/home/backup / /mnt/sdb2/
-ML
Joseph.
can I simply do:
rsync -avx --exclude=/home/backup / /mnt/sdb2/
The exclude is relative from the path specified in the source.
Check this out:
http://articles.slicehost.com/2007/10/10/rsync-exclude-files-and-folders
Thank you!
I am set now.
-ML
the math in my head right
No wonder why this is taking forever to rsync to a USB drive. It was
only on the second of 7 and I started it at 2pm yesterday and it was
not done/going this morning
-ML
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http
.
Does anyone have thoughts?
-ML
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HI All,
Can anyone explain why I might want to run my own DNS Server in-house?
I have a comcast business circuit and use their DNS servers and when I
need entries, I use GoDaddy where I buy my domains.
Best,
-ML
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HI All,
How fast does a a small DNS Server need to be? I will have about 10
servers and a few workstations. I have a few older Compaq PIII boxes
with 1gb RAM each or I have faster P4 boxes.
Same question as above, just a Vyatta type device, Firewalling?
-ML
Hi All,
So before when I used PIX's for my employer, our traffic was
statically routed to one IP and then the firewall decided if allowed/
denied and passed it on or dropped it.
I have a Comcast business circuit with 13 IP's. The gateway device
they provide is a 'pass through' device. They
DNS and DHCP without ever cracking 1% CPU usage.
That proves 614K should be enough for anybody.
ah *snap*!
-ML
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a cp -r on / to the
destination USB drive, correct?
-ML
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a cp -r on / to
the
destination USB drive, correct?
cp -a is better
'man cp'
-aSame as -pPR options. Preserves structure and attributes of
files but not directory structure.
Nice, thank you, I did not think about this option.
Best,
ML
need to go after
on this old drive after being booted to a LiveCD. I chose a LiveCD
because without it the machine takes an hour to boot die to DNS issues
and time-outs since moving it to my location (and the original
location does not exist either)
Best,
-ML
-Jason
/VolGroup00-LogVol00' I get: 28GB
used.
So can I 'rsync -av /mnt/VolGroup00-LogVol00/. /mnt/disc/sda1/.'
(sda1 is the 500GB USB Drive that I am wanting to put the data on.)
Best,
-ML
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Hi Robert,
There are *probably* two file systems: /boot on a regular partition
(probably the first partition on the hard drive) and / on
/dev/VolGroup00/LogVol00. You'll have to look at /etc/fstab closely.
There might be more than two file systems -- eg /home, etc. on its own
file system.
? Boot from a Live CD, hook up a USB
external HD and do what? Can I create a .iso or .cdr (or some other
portable format) and have it created on the external USB?
Thoughts on this process would be appreciated.
-ML
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Hi All,
I have a home business circuit and I am gearing up to host my business
affairs in my place. I have Comcast and 13 static IP's.
I have an extra PIII 1U, 2 9gb SCSI, 1gb RAMm dual NICS.
So I am wanting to build a firewall to front end my traffic. Assign
one of my statics to it and
Hi All,
I've also looked at Vyatta, and heard good things about pfsense.
Some have also recommended IPcop or pfsense.
Has anyone used Untangle? http://www.untangle.com/
What are the differences between these...
-ML
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Hi All,
I have a server that is IDE drives and I dont have any so I wanted to
put in a sata PCI card.
Will CentOS be able to see the drives as they will be connected to the
card?
-ML
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http
this? Can I also issue one command that will unzip and
untar the archive at the same time? (I know I can, I just cant get it
right)
Thanks!
-ML
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I have a friend that hosts a few basic ASP pages. some simple links
and plays a few media files with Windows Media Player.
Is there any way I can host his site on my Linux Server? Without re-
writing it for him
-jason
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