http://morison.biz/ Software how-tos, ideas, opinion and discussion on desktop, server, and web application development en 2006-2008, Rod Morison Software technotes@morison.biz technotes@morison.biz Sat, 04 Jul 2009 04:33:58 GMT Yet Another Community System http://blogs.law.harvard.edu/tech/rss 70 http://morison.biz/technotes/articles/60 http://morison.biz/technotes/articles/60 Every year or so I update CA'd certs and usually forget that my mailserver (cyrus+postfix) needs a PEM format file. Then, I have to fish around for the openssl commands that do the job rod Sysadmin Thu, 23 Apr 2009 00:13:59 GMT http://morison.biz/technotes/articles/60#comments 0 http://morison.biz/technotes/comments/post.php/article/60 http://morison.biz/technotes/comments/feed.php/article/60 http://morison.biz/technotes/links/trackback.php?anchor=article%3A60 http://morison.biz/technotes/articles/58 http://morison.biz/technotes/articles/58 Ok, that's an overstatement. I used VMWare Workstation successfully for a year to develop for Win2k web servers on my XP desktop. However, when I needed an Ubuntu guest on Windows Vista host (for Python/TurboGears dev), VMWare got ugly with various host apps. I searched...and I found...VirtualBox. This doc is a loose how-to, because some steps were poorly documented rod Sysadmin Fri, 13 Feb 2009 15:23:59 GMT http://morison.biz/technotes/articles/58#comments 0 http://morison.biz/technotes/comments/post.php/article/58 http://morison.biz/technotes/comments/feed.php/article/58 http://morison.biz/technotes/links/trackback.php?anchor=article%3A58 http://morison.biz/technotes/articles/57 http://morison.biz/technotes/articles/57 This link is hands down the best tutorial of IpTables I've come across rod Linux Tue, 10 Feb 2009 11:48:06 GMT http://morison.biz/technotes/articles/57#comments 0 http://morison.biz/technotes/comments/post.php/article/57 http://morison.biz/technotes/comments/feed.php/article/57 http://morison.biz/technotes/links/trackback.php?anchor=article%3A57 http://morison.biz/technotes/articles/56 http://morison.biz/technotes/articles/56 I spent the last 8 years on a lot of MySQL and little MSSQL. Now, I'm on a PostgreSQL project. Here's my cheat sheet of DBMS specific commands I needed to figure out right away rod PostgreSQL Wed, 28 Jan 2009 09:44:28 GMT http://morison.biz/technotes/articles/56#comments 0 http://morison.biz/technotes/comments/post.php/article/56 http://morison.biz/technotes/comments/feed.php/article/56 http://morison.biz/technotes/links/trackback.php?anchor=article%3A56 http://morison.biz/technotes/articles/55 http://morison.biz/technotes/articles/55 Originally posted on the wxpython-users list rod Python Fri, 16 Jan 2009 05:23:44 GMT http://morison.biz/technotes/articles/55#comments 1 http://morison.biz/technotes/comments/post.php/article/55 http://morison.biz/technotes/comments/feed.php/article/55 http://morison.biz/technotes/links/trackback.php?anchor=article%3A55 http://morison.biz/technotes/articles/48 http://morison.biz/technotes/articles/48 Other How-Tos, FAQs & Ideas for mail system debug rod Postfix, Cyrus, Web-Cyradm on Ubuntu Mail Server Setup Guide Tue, 30 Sep 2008 04:42:14 GMT http://morison.biz/technotes/articles/48#comments 0 http://morison.biz/technotes/comments/post.php/article/48 http://morison.biz/technotes/comments/feed.php/article/48 http://morison.biz/technotes/links/trackback.php?anchor=article%3A48 http://morison.biz/technotes/articles/47 http://morison.biz/technotes/articles/47 Security Considerations rod Postfix, Cyrus, Web-Cyradm on Ubuntu Mail Server Setup Guide Tue, 30 Sep 2008 04:42:33 GMT http://morison.biz/technotes/articles/47#comments 0 http://morison.biz/technotes/comments/post.php/article/47 http://morison.biz/technotes/comments/feed.php/article/47 http://morison.biz/technotes/links/trackback.php?anchor=article%3A47 http://morison.biz/technotes/articles/42 http://morison.biz/technotes/articles/42 Public mail service requires a static IP and DNS support. Here is a quick list of what you need rod Postfix, Cyrus, Web-Cyradm on Ubuntu Mail Server Setup Guide Tue, 30 Sep 2008 04:42:53 GMT http://morison.biz/technotes/articles/42#comments 0 http://morison.biz/technotes/comments/post.php/article/42 http://morison.biz/technotes/comments/feed.php/article/42 http://morison.biz/technotes/links/trackback.php?anchor=article%3A42 http://morison.biz/technotes/articles/46 http://morison.biz/technotes/articles/46 Some of the best mail filtering technology the world has to offer...Most of this "just works" out of the Ubuntu installations. We'll add SPF checking directly info Postfix, too rod Postfix, Cyrus, Web-Cyradm on Ubuntu Mail Server Setup Guide Tue, 30 Sep 2008 04:43:12 GMT http://morison.biz/technotes/articles/46#comments 0 http://morison.biz/technotes/comments/post.php/article/46 http://morison.biz/technotes/comments/feed.php/article/46 http://morison.biz/technotes/links/trackback.php?anchor=article%3A46 http://morison.biz/technotes/articles/45 http://morison.biz/technotes/articles/45 Web-Cyradm provides web based admin of accounts, quotas and domains, along with domain level admins. Installation is not difficult...as long as you use the right version and settings rod Postfix, Cyrus, Web-Cyradm on Ubuntu Mail Server Setup Guide Fri, 29 May 2009 02:42:02 GMT http://morison.biz/technotes/articles/45#comments 1 http://morison.biz/technotes/comments/post.php/article/45 http://morison.biz/technotes/comments/feed.php/article/45 http://morison.biz/technotes/links/trackback.php?anchor=article%3A45 http://morison.biz/technotes/articles/44 http://morison.biz/technotes/articles/44 How to get email services up, configured and talking to each other rod Postfix, Cyrus, Web-Cyradm on Ubuntu Mail Server Setup Guide Fri, 29 May 2009 01:12:30 GMT http://morison.biz/technotes/articles/44#comments 2 http://morison.biz/technotes/comments/post.php/article/44 http://morison.biz/technotes/comments/feed.php/article/44 http://morison.biz/technotes/links/trackback.php?anchor=article%3A44 http://morison.biz/technotes/articles/43 http://morison.biz/technotes/articles/43 How to get a basic installation of an Ubuntu 8.04 server edition up, running, firewalled, and networked rod Postfix, Cyrus, Web-Cyradm on Ubuntu Mail Server Setup Guide Tue, 30 Sep 2008 04:44:30 GMT http://morison.biz/technotes/articles/43#comments 0 http://morison.biz/technotes/comments/post.php/article/43 http://morison.biz/technotes/comments/feed.php/article/43 http://morison.biz/technotes/links/trackback.php?anchor=article%3A43 http://morison.biz/technotes/articles/41 http://morison.biz/technotes/articles/41 Postfix SMTP and Cyrus IMAP/POP3 are highly efficient open source server packages with extensive production burn in. Add the excellent open source anti spam and anti virus tools, SpamAssassin & ClamAV, along with the Web-Cyradm for a half-decent domain+account control panel, and you get a production quality mail server competitive in most ways with top commercial offerings. However, though the individual packages install and work, considerable tweaking is required to get the whole installation working smoothly together. Herein is a how-to for Ubuntu 8.04 server edition rod Postfix, Cyrus, Web-Cyradm on Ubuntu Mail Server Setup Guide Tue, 30 Sep 2008 04:57:19 GMT http://morison.biz/technotes/articles/41#comments 0 http://morison.biz/technotes/comments/post.php/article/41 http://morison.biz/technotes/comments/feed.php/article/41 http://morison.biz/technotes/links/trackback.php?anchor=article%3A41 http://morison.biz/technotes/articles/39 http://morison.biz/technotes/articles/39 Ok, you're on the net! You're just as accessible as Yahoo and Google...well, not exactly, you need to tie your domain name to your static IP address. Then, email service for that domain, and your domain really will be on the net. DNS Get past those numeric IPs. You should have the BIND software installed from your initial OS setup. There are two really good graphical interfaces to BIND, Yast (built into Suse, run "yast2" as root) and webmin In spite of those interfaces, first time out, use the text config files. Understand them. BIND and these files are ... more rod Sysadmin Fri, 08 Feb 2008 09:46:38 GMT http://morison.biz/technotes/articles/39#comments 0 http://morison.biz/technotes/comments/post.php/article/39 http://morison.biz/technotes/comments/feed.php/article/39 http://morison.biz/technotes/links/trackback.php?anchor=article%3A39 http://morison.biz/technotes/articles/37 http://morison.biz/technotes/articles/37 Let's break down the top level parts for the project rod Sysadmin Fri, 08 Feb 2008 09:46:03 GMT http://morison.biz/technotes/articles/37#comments 0 http://morison.biz/technotes/comments/post.php/article/37 http://morison.biz/technotes/comments/feed.php/article/37 http://morison.biz/technotes/links/trackback.php?anchor=article%3A37 http://morison.biz/technotes/articles/38 http://morison.biz/technotes/articles/38 Go Forth and Build It Remember, these are planning guides, not how-tos. If you've done the planning and assembled everything you should be ready to go. Your next step is to put it all together, connect it, install it and figure out+solve along the way. However, there's an excellent step-by-step Opensuse server building guide I recently found: The Perfect Server - Suse 10.3. After you finish this article, give it a look and bookmark that url for reference during your project. First Life: Http Me! If you made it through, you should be able to login locally ... more rod Sysadmin Fri, 08 Feb 2008 09:46:18 GMT http://morison.biz/technotes/articles/38#comments 0 http://morison.biz/technotes/comments/post.php/article/38 http://morison.biz/technotes/comments/feed.php/article/38 http://morison.biz/technotes/links/trackback.php?anchor=article%3A38 http://morison.biz/technotes/articles/36 http://morison.biz/technotes/articles/36 Back in '99 I was determined to get out of semiconductor CAD software and into this wizzy Internet stuff. Probably the smartest thing I did back then was to build (and rebuild and rebuild) a web+email server for my own domain rod Sysadmin Fri, 08 Feb 2008 09:45:45 GMT http://morison.biz/technotes/articles/36#comments 0 http://morison.biz/technotes/comments/post.php/article/36 http://morison.biz/technotes/comments/feed.php/article/36 http://morison.biz/technotes/links/trackback.php?anchor=article%3A36 http://morison.biz/technotes/articles/34 http://morison.biz/technotes/articles/34 test x testy Queries Mon, 03 Sep 2007 03:21:40 GMT http://morison.biz/technotes/articles/34#comments 0 http://morison.biz/technotes/comments/post.php/article/34 http://morison.biz/technotes/comments/feed.php/article/34 http://morison.biz/technotes/links/trackback.php?anchor=article%3A34 http://morison.biz/technotes/articles/33 http://morison.biz/technotes/articles/33 test6 1.2.3 rod Queries Mon, 03 Sep 2007 02:58:50 GMT http://morison.biz/technotes/articles/33#comments 0 http://morison.biz/technotes/comments/post.php/article/33 http://morison.biz/technotes/comments/feed.php/article/33 http://morison.biz/technotes/links/trackback.php?anchor=article%3A33 http://morison.biz/technotes/articles/32 http://morison.biz/technotes/articles/32 test B testy Queries Mon, 03 Sep 2007 02:42:29 GMT http://morison.biz/technotes/articles/32#comments 2 http://morison.biz/technotes/comments/post.php/article/32 http://morison.biz/technotes/comments/feed.php/article/32 http://morison.biz/technotes/links/trackback.php?anchor=article%3A32