Control panel found on Linux based web hosts

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17
votes
9answers
100k views

Check if port is open or closed on a Linux server using SSH?

How can I check if a port is open or closed on a Linux server (running Cent OS 5 and cPanel) using SSH? EDIT: And how can I open the port if it is closed? Thanks, James
14
votes
13answers
3k views

Two servers using same name servers?

Is it possible/recommended for two servers to use the same name servers? For example, if I have two VPS servers; one for business one for personal. Can they both use the same name servers? Note: ...
9
votes
10answers
2k views

Using fake MX records to combat spam

I have a client that is getting heavily spammed.. it's the 15th of the month and POP3 bandwidth is almost 100 GB (yes GB..lol!) there are only 7 e-mail account on this domain. I installed SpamAssassin ...
9
votes
7answers
12k views

Which free open source CPanel and WHM alternatives do you recommend/use?

I have been using webmin for some time now, however I miss the elegance and ease of WHM/CPanel combo I've had on shared hosting (and later dedicated hosting) platform. Looking around the web, all I ...
8
votes
2answers
829 views

Is there a way to force all cPanel users to change their passwords one time?

One of the cPanel servers I am running has constant troubles with compromised email accounts. I believe many of the users on this server have very weak passwords. I have increased the minimum password ...
4
votes
7answers
1k views

Preventing - Large Number of Failed Login Attempts from IP

I'm running a CentOS 6.3 server and currently receive emails entitled "Large Number of Failed Login Attempts from IP" from my server every 15 minutes or so. Surely with the below configured it should ...
4
votes
4answers
5k views

PHP unable to allocate memory

On my way to the office this morning, every website on our shared VPS started giving the same error (several times, not the typical memory_limit error which is fatal): Warning: Unknown: Unable to ...
4
votes
0answers
389 views

Mod_Rewrite w Apache mod_jrun22.so & ColdFusion 9 on cPanel [duplicate]

How can I utilize mod_rewrite at either the httpd.conf level or per-directory level when mod_jrun22 seems to have short-stopped the rewrite process for ColdFusion pages? I have a ColdFusion 9 ...
3
votes
2answers
1k views

Fastest way to move multiple databases to a new server

I have several small to medium sized mysql databases, say about 40 and I need to migrate them from one whm server with different cpanel accounts to another one with the accounts set up from the ...
3
votes
1answer
2k views

PHP_Flag and PHP_Value Command Not Found Issue

We currently have a dedicated server with one company that is running apache, php, mysql etc. It currently has whm/cpanel installed. We are migrating to a new server with cpanel/whm. Everything ...
3
votes
1answer
2k views

How can I configure Horde under cPanel to display HTML emails?

In cPanel, Horde does not display rich text/HTML emails by default, it only displays the plain text version. I know there is an option to display HTML emails, but I am not sure how to enable that ...
3
votes
2answers
373 views

Why doesn't changing my default name servers in WebHost Manager take effect?

I'm using cPanel/WHM 11.28.87, and when I go into "Basic cPanel & WHM Setup" in WebHost Manager and change my default nameservers at the bottom of the page, save, and re-open "Basic cPanel & ...
3
votes
2answers
1k views

Migrating email from Cpanel to Google Apps

I'm busy moving web hosts at the moment, from a typical Cpanel installation to a cloud based service with a custom control panel. Rather than manage my clients emails on the new host I've decided to ...
3
votes
1answer
117 views

How to deal with lots of requests for “\x80d\x01\x03\x01” in cpanel/apache?

I'm seeing a lot of these in the apache error log, from many different client IPs: Invalid method in request \x80d\x01\x03\x01 with "lots" i mean several per second, constantly. None of these IPs ...
3
votes
3answers
2k views

What's the best way to backup cPanel WHM server to Amazon S3? [closed]

I would like to archive cPanel backups to Amazon S3 instead of FTP. I've done some googling, but I'm not finding anything authoritative. I found the following options: whms3backup.com - $250 for ...
3
votes
1answer
2k views

Django, wsgi, py. what's the difference?

I'm trying to get a django application up and running on my cpanel system. I've installed mod_wsgi, and am following the guide here: ...
3
votes
1answer
134 views

What does “domain or user is in the queue only list. Message queued” mean?

Emails to my domain are periodically being delayed. I see in Exim's log file /var/log/exim_mainlog messages like the following: 2013-05-16 18:58:18 1Ud77q-0002ns-Rd <= email@my.host.name ...
3
votes
5answers
356 views

Is it typical to get brute force attack attempts on a brand new server?

I recently migrated to a new host, a VPS solution. From day one, I started getting WHM/cPanel notifications of brute force attack attempts via root on the main account, 3-4 times per day. I know this ...
3
votes
1answer
103 views

Tracing out going attacks

I have noticed ALOT of the following: Firewall: *TCP_OUT Blocked* IN= OUT=eth0 SRC=ME DST=OUT LEN=52 TOS=0x00 PREC=0x00 TTL=64 ID=44395 DF PROTO=TCP SPT=55901 DPT=10080 WINDOW=14600 RES=0x00 SYN ...
3
votes
2answers
1k views

Strip SpamAssassin headers before processing

I have a server running cPanel/WHM with exim and SpamAssassin. I've been noticing an issue where emails coming in with forged spamassassin headers bypassing some of the filtering. I want to strip out ...
3
votes
1answer
625 views

Can I configure Exim to log a given header of all emails sent?

I maintain a custom built web application. Any time this application sends an email, it adds a custom header X-UUID to the mail, to assist me in tracking abuse and email delivery. This UUID is written ...
3
votes
3answers
829 views

Export massive MySQL database, from a shared level hosting account

I need to export a huge database, with thousands of tables and millions of rows. I'm on shared hosting so I can't use command line exports, and I really have no easy way to get to this data other than ...
3
votes
1answer
315 views

How did a phisher upload to my server?

My webhost notified me they got a complaint from bank of america that one of my accounts under my reseller (WHM) account was compromised by a phisher. Once the host unsuspended my account I tried to ...
3
votes
1answer
248 views

Iptable config for cPanel FTP - Centos 6.2

I would like to open the FTP port in my iptables. The following is my config for iptables: #!/bin/sh IPT="/sbin/iptables" # Flush old rules, old custom tables $IPT --flush $IPT --delete-chain # ...
3
votes
3answers
1k views

Puppet, Nagios, Munin on cPanel based hosts

I've been managing 20-30~ cPanel based hosts over the past year with Puppet, Nagios and Munin for general monitoring / trending however a lot of the methods I've had to use to deploy / manage things ...
3
votes
2answers
2k views

cPanel on CentOS: PHP with ZIP?

I've been tasked with a project to install PHP 5.2.x so that it has the ZIP extension onto a CentOS server that is already running PHP via cPanel / Easy Apache. Apparently cPanel's version of PHP ...
3
votes
2answers
405 views

Apache goes down taking my sites offline

My websites go offline several times a day. I can still go in to my WHM in cpanel. I hit the restart apache button and everything comes back online in seconds. What could be causing this?
2
votes
3answers
165 views

Pointing https to a different server then http?

let me explain my question with an example: I want to point the url: https://www.example.com to Server A (IP aaa.bbb.ccc.ddd) and http://www.example.com to Server B (IP eee.fff.ggg.hhh) ...
2
votes
4answers
427 views

My datacenter is unable to add PTR/rDNS record, then how can I prevent the mail outgoing from going to spam folder?

I am having problem that mail sent out from my server all goes to recipient's spam folder. I am running Drupal sites on Linux server. CentOS w/ cPanel. Our users cannot receive email as the mail ...
2
votes
1answer
163 views

Setting up a small webhosting service [closed]

I have in the past few months gotten acquainted with setting up a linux web server, making it secure & hosting multiple domains on it. What I am planning to do in the near future is setup a small ...
2
votes
3answers
273 views

nameserver of a domain is a subdomain of that domain, how?

I just bought a domain mydomain.com and a vps cpanel / whm. I am wondering how could I get nameservers as ns1.mydomain.com and ns2.mydomain.com for the mydomain.com itself? Having secondary nameserver ...
2
votes
2answers
1k views

CPanel - How to stop Apache from running as root user?

<?php echo `whoami`; ?> So this is returning 'root' and I don't know how to prevent it. I'm using WebHost Manager / CPanel which is supposed to create multiple users/vhosts and have Apache ...
2
votes
3answers
394 views

I want to use my own domain email but in gmail is it possible? [duplicate]

Possible Duplicate: Outsource my email server to Google I want to use my own domain email me@mydomain.com but in gmail is it possible? I just want to use my own email address but with ...
2
votes
3answers
111 views

Best way to duplicate a server?

We currently have a dedicated server with one company that utilizes cPanel/WHM and are moving to a new dedicated server also with Cpanel/WHM. I can get it so cpanel is installed then migrates the ...
2
votes
3answers
794 views

Should I reject email on SPF and/or DKIM failures? [duplicate]

I’m administering a mail server (cPanel/WHM) running Exim. It handles normally a few hundreds incoming emails per day for our customers. I’m not sure if I should reject SPF and/or DKIM failures for ...
2
votes
3answers
262 views

Limiting CPU/IO usage for linux services

I've seen EXIM crash a system when it gets loaded by 10000s of e-mails from a user/script. I was wondering if there was a way to limit it's usage on a system and protect the system or service from ...
2
votes
1answer
905 views

Hide cPanel login page?

I use the url http://example.org/cpanel to log in. This is accessible to anyone which seems like a bad idea as anyone can guess it's there. How can I hide it and make it accessible via .htaccess ...
2
votes
1answer
935 views

gem environment and $GEM_PATH not updating when using rvm

I'm trying to upgrade ruby and rails gem on a server with cPanel, to do this I installed rvm and I successfully installed different versions of ruby... great stuff! Having a problem though, the ...
2
votes
2answers
268 views

How can I move a mysql database to another host, preserving the users/passwords?

So picture a regular Hostgator or similar account: everything done through Cpanel, a normal shared hosting website. There are static pages on the site, as well as an application (say Wordpress for ...
2
votes
2answers
94 views

fstab filesystem editing

UUID=f5be9b96-da41-49fd-a8e2-dbbf37f5cd7d / ext4 defaults,usrquota 1 1 UUID=31a1c8d1-18ee-4c97-a0b9-b92599247112 /boot ext4 defaults 1 2 ...
2
votes
2answers
124 views

Box Trapper Phobia [closed]

Is box trapper bad for web hosting on shared servers? Reason I ask is no one uses it because of the CSF message Having boxtrapper enabled can very easily lead to your server being listed in ...
2
votes
3answers
931 views

DNS Propagation Investigation Techniques?

So I changed the nameservers for my domain name veeter.com about 5 days ago now - and the domain is still not resolving over the net. It does intermittently, but then cuts out again every few hours. ...
2
votes
4answers
355 views

Is using cPanel a risk from the security point-of-view?

A hosting provider is giving us the option of setting up cPanel on our dedicated server. Although I definitely find it useful and convenient to use, is there a security risk in using it?
2
votes
1answer
6k views

WHM Cpanel Enable/Install MBstring module

This is related to my dedicated server, I have successfully created a package and linked up my domain yesterday. I am getting an error regarding mb_convert_encoding() wich after doing some reading ...
2
votes
2answers
231 views

formalizing centralized web hosting in a University setting

Our Foobar University is currently in the planning stages of moving their web hosting services to an enterprise hosting automation panel system like Plesk or cPanel. Is anyone out there in a ...
2
votes
2answers
1k views

How to prevent cpanel from doing graceful restart every time an add on domain is added

I want to add 300-400 add on domains and wild card subdomains. Every time I add an add on domain, cpanel does a graceful restart. The result is the whole server is down for 5-10minutes. If I did: ...
2
votes
1answer
607 views

Low-traffic WordPress website on Apache keeps crashing server [closed]

I have recently moved my low-moderate traffic (1000 UAUs, 5000 pageviews on a busy day) website from shared hosting to a Centos 6 64-bit VPS with Apache and cPanel running on 4 quad-core processor ...
2
votes
2answers
889 views

Monitor or log directory permission changes?

I'm having an issue with a cPanel shared server running CentOS 5 where a few directories under the public_html folder keep getting changed to 777 from 755. The customer says they are not changing it ...
2
votes
1answer
2k views

what exactly rebuildhttpdconf script do?

Recently I found there is lots of warnings in my VPS's httpd.conf There is a solution in this forum about rebuilding httpd.conf: # cd /usr/local/apache/conf # cp -p httpd.conf httpd.conf.old-bak # ...
2
votes
1answer
2k views

Exim - Warning: Sender rate … / 1h

I have a server CentOS 5.3 and WHM/cPanel 11.24 installed. In exim log files I noticed these wordings next to most of the emails. Warning: Sender rate (a number, like 2.4) / 1h Do you have any idea ...