Posts Tagged ‘ server ’

Splitting Perforce Depots off main instance and running multi-instances on single server

Feb 24th, 2016 | By

Hello world! generic viagra where to buy viagra walmart online pharmacy www sildenafil tabletas 100 mg



Automatically block aggressive IPs to prevent brute force or DDOS attacks using Bash and IPtables

Oct 11th, 2014 | By

Something I do, mainly because of my ignorance of a more elegant solution, is to manually check my logs every 4 hours and the mail server logs every 2 minutes for excessive access by individual IP’s. I run a few scripts together that: Check the access.log and list off the top 10 IP’s organized by
[continue reading…]



Setting up your own ssl certs for your Debian powered dovecot/postfix mail server

May 2nd, 2014 | By

Fairly painless process, many thanks Workaround for these instructions Dovecot Here comes the command to create a Dovecot certificate: openssl req -new -x509 -days 3650 -nodes -out /etc/ssl/certs/dovecot.pem -keyout /etc/ssl/private/dovecot.pem What you enter in the fields is entirely your choice. The only notable exception is the “Common Name” which has to be exactly the name
[continue reading…]



How to make an automated connection checker and IP blocker for your server

Mar 23rd, 2013 | By

I like to think of it as a door man for my server, or my little centurion 🙂  What this little guy does is checked the last 5 hours of access logs to your server to see if there are any IP’s that are hitting your server an unusually high amount of times.  If it
[continue reading…]



SMTP server not sending: NOQUEUE: reject: RCPT from unknown[0.0.0.0] 451 4.3.0 : Temporary lookup failure – Too many mysql Connections

Jun 16th, 2012 | By

So are you seeing this error message in thunderbird or evolution?  Chances are your smtp server isn’t able to connect to mysql properly as there are too many current connections for it to get in there. To test this theory go into mysql on the server and type SHOW GLOBAL STATUS; Chances are your going
[continue reading…]



Root domain on one dedicated server, subdomain on different shared server running cPanel

Apr 23rd, 2012 | By

This might sound straight forward and for the most part it is but, come on, Cpanel is involved so it’s never going to be that straight forward.  So let’s start with the dedicated server where your BIND server is all setup.  You’ve setup the domain as you normally would and it’s all working but now
[continue reading…]



Moving a live production web server from Ubuntu 11.04 to Debian 6.0.3

Jan 7th, 2012 | By

So 2 weeks ago I sadly moved my main server from FreeBSD 8.1 to a temporary home on an Ubuntu 11.04 VPS.  I say sadly because I’ve been using BSD for 10 years and in terms of stability and security I understand that it can’t be beat.. I also think I’m sad to see it
[continue reading…]



Can’t install rsync on new Debian 6 server setup

Jan 5th, 2012 | By

Just incase you’ve setup a new Debian server and are unable to install rsync because of the following error: E: Package ‘rsync’ has no installation candidate it means that you’re missing a repo in your sources.list file.  So head over there and edit /etc/apt/sources.list and add the following: deb http://http.us.debian.org/debian/ squeeze contrib non-free main and you’re
[continue reading…]



Postfix not accepting external emails

Dec 28th, 2011 | By

So another fun little learning lesson today with the new mail server..  I could send and receive emails internally no problem(sending from me@me.com to you@me.com) but the moment I wanted to send something from another mail server to the new one well it wasn’t having any of it. As with all things there are always
[continue reading…]



Me and Drupal : Chapter 1 (There could be sparks here)

Jun 19th, 2010 | By

Up until this point I have been managing remote teams with a smattering of very useful tools.  phpBB3 or YaBB for message boards, Dotproject for project management, MediaWiki for internal documents, TeamSpeak for our voice conferences.  My toolbox was built up our of trial and error and sometimes following the path of least resistance.  But
[continue reading…]