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Author Archives: hedscratchers
CentOS6.4 – X11 Forwarding session using SSH fails
From time to time I use X11 forwarding to connect to various web management interfaces on remote servers, I had just done a new install of CenOS6.4 64-bit minimal to try out Backuppc, went to run the webGUI by doing … Continue reading
Samba troubleshooting tips & tricks
You are having problems getting samba to do your beck and call, and it’s not working as it should, well here a few things to help you diagnose things – it’s assumed you have the basic already configured. First, crank … Continue reading
Rolling back Samba to an older version on RHEL
I recently had the need to downgrade the version of samba that comes with RHEL6.4 64-bit, I had authentication issues within our domain environment with the newer versions, older versions of samba seem to work fine, so I needed to … Continue reading
Creating a SELinux policy for the named daemon in a chrooted BIND9 configuration
I recently configured chrooted BIND9 slave on RHEL6.4 64-bit, with SELinux enabled, with this enabled the named daemon failed to start, easily tested by disabling SELinux, and then starting it, which would then be successful. So, I needed to create … Continue reading
RHEL6.4-64 – No networking after cloning via template VM using vSphere client
I had a VMware VM of a RHEL6.4 64-bit machine, security hardened to CIS standards, converted to VM template within vSphere as it was going to be reused, I then used ‘Clone to New Virtual Machine’ to…well..erm..clone it, this worked … Continue reading
Centos6.4 64-bit – No networking after clean install
I was recently running up a new CentOS6.4 64-bit minimal install on VMware vCenter v5 & vSphere client v5, and during the install of CentOS you can configure the networking manually, which I usually do for servers. This VM server … Continue reading
Why HD TV could be so much better
Interesting article on theregister, basically explaining how modern TV is what it is, and how it could be much better. http://www.theregister.co.uk/2013/06/25/the_future_of_moving_images_the_eyes_have_it/
How to blow away a Solaris zone
You’ve been monkeying around with Solaris zones, and now you want to blow away your screwed up test zone, here’s how you do it. To completely delete/remove a Solaris zone you essentially have 4 step process. Shutdown the zone Halt … Continue reading
pam_tally & pam_tally2
There a few minor differences between pam_tally & pam_tally2, just enough to trip you over and end up in another head scratching moment! pam_tally, seems to have fallen out of favour for RHL6 & >= CentOS 6, they seemed to … Continue reading