Having just posted a good write-up of Virtualbox I am having a strange problem with my Ubuntu Desktop. I decided to update it all, so ran the ‘apt-get update’ which was fine, but when I ran an ‘apt-get upgrade’ it decided it needed to download 150mb or updates. This was expected so I allowed to …
Category Archive: Linux
Jan
28
Jan
27
Virtualbox
Following my recent re-install of my desktop machine I have followed the direction we are heading at work and setup Virtualbox with several environments each with a different OS. The Desktop PC I am running is relatively old, Pentium 4 1.8Ghz with 3Gb of RAM. I have the following running in Virtualbox Windows XP Windows …
Jan
17
Memopal Online Backup Service
I have suffered several computer failures in the past month or so, including a big failure of my web server. This has caused allot of problems for me personally and my businesses. I have therefore been looking at online backup services which seem to have been popping up all over the place recently. My first …
Jan
14
How To Change The Timezone In Linux
Firstly you should log in as root, and run `date`. This will show you the current time, date and timezone and then backup your current timezone setting mv /etc/localtime /etc/localtime-old Create a symbolic link the timezone you want from /usr/share/zoneinfo to /etc/localtime. For example: ln -sf /usr/share/zoneinfo/Europe/London /etc/localtime
Jan
13
Disabling Root Ssh Access In Debian
Following the disaster that I has with the web/mail servers I have taken an additional step to secure the servers as I am still not clear what the causes of the failure were. I have disabled direct root ssh login (which in debian is allowed by default) so you have to login as a non-privileged …
Jan
10
Computer Failure Part 3
Having managed to rescue the partition tables of my machine using ‘The Ultimate bot disk’ I could then boot the machine up into windows, however it was so slow all I could do was login, I could not browse drives or copy anything off. I took the disk out and used a USB to IDE …
Jan
06
Still Sorting Out After Server Failure
I have at last got my mail serve back on line and checking SPAM although I am not too happy with how much SPAM is still getting through. I will tighten up the rules. I deliver SPAM to a Spam folder in each users mail boxes, I used to have a script that deleted emails …
Jan
02
Server Failure
If you have been trying to get to this blog over the last week or so you will have found that it has been down, along with all my other sites. This was due to a hardware failure on my web server, which coming as it did over the Christmas period has been somewhat frustrating. …
Dec
02
Battle Of The Media Centres… Vista Media Centre Vs Mythtv
I have for a long time been running a media centre in various guises, starting with Ubuntu and MythTV on an old laptop which worked nicely for our requirements until we purchased a new Panasonic Viera TV which took a SVGA input. This opened up many more possibilities for the media centre to be more …
Oct
30
Getting Spamassasin To Learn From Emails In Mailbox Folder
I use this command to learn from spam in a folder on a virtual mail box. sa-learn –spam /var/spool/postfix/virtual/DomainName.com/emailaddress/.Possible_Spam/cur/* –showdots This then runs on a Cron Tab each day. Care must be taken that no non-spam messages are added to this folder, so only use this with users you trust. I am working on a …
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