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Crontab, RSYNC & SSH Keys Linux Mint

Crontab, RSYNC & SSH Keys Linux Mint

Introduction Here’s the deal. I was performing an rsync backup of my website using an Ubuntu server but decided I’d also start backing up from my PC, Linux of course. I thought it would be a straight copy the scripts

David Messenger 18th May 2016 Linux, Mint No Comments Read more

Static NAT Mapping with HSRP

Just a useful guide for static mapping with HSRP http://www.cisco.com/c/en/us/td/docs/ios-xml/ios/ipaddr_nat/configuration/xe-3s/nat-xe-3s-book/iadnat-ha.pdf  

David Messenger 18th May 201618th May 2016 Cisco, IOS, Networking No Comments Read more

Installing an Intel Xeon E3-1220 in Gen8 HP Microserver

Installing an Intel Xeon E3-1220 in Gen8 HP Microserver

Introduction So I thought I’d put this up for anyone thinking of buying one of these boxes just to give an honest account of my usage of this little server as both a professional network and security engineer and also

David Messenger 9th May 20164th January 2023 ESXi 5.5, HP, VMware 5 Comments Read more

Creating Debian Installation USB Stick

Creating Debian Installation USB Stick

Introduction If you are currently using a GNU/Linux distro and fancy having a look at a live disk of Debian. Use the following to get it on a USB stick to test out. Required Commands $ sudo fdisk -l Disk

David Messenger 29th April 201629th April 2016 Debian, Linux No Comments Read more

Port Forwarding a Range of Ports Cisco IOS

Port Forwarding a Range of Ports Cisco IOS

Introduction UPDATE 05/16 Do not even attempt to use this in a production environment. It worked up until it didn’t work at all. The way round it in the end was of course to use 1 to 1 mappings for

David Messenger 26th April 201624th May 2016 Cisco, IOS, Networking No Comments Read more

Remmina Unable to Connect to RDP Server

Introduction This one is not immediately obvious. Suddenly a connection that was working fine just stops and all that you get is a generic error message. Fix The fix however is simple. Just remove the following file from your home

David Messenger 19th April 2016 Linux, Mint No Comments Read more

Restoring Files From Snapshots Isilon

Restoring Files From Snapshots Isilon

Introduction Restoring data from NL Isilon is quite a simple affair with standard UNIX commands. This how to may just save some time on the trial and error aspect of a restore. If a request comes in to retrieve data

David Messenger 11th April 201611th April 2016 EMC, Isilon, rsync, SCP No Comments Read more

Keyboard Shortcuts for the GNOME Desktop

1. General Shortcut Keys Alt + F1 Opens the Applications Menu. Alt + F2 Displays the Run Application dialog. Print Screen Takes a screenshot. Alt + Print Screen Takes a screenshot of the window that has focus. Ctrl + Alt

David Messenger 10th April 20163rd May 2016 Linux No Comments Read more

Postfix Encrypt Email in Transit Where Possible

Postfix Encrypt Email in Transit Where Possible

Introduction I noticed in Gmail recently they started warning when email messages weren’t encrypted in transit. When I say transit I mean when a message leaves your email server and sends to another mail server / edge server for another

David Messenger 30th March 201630th March 2016 Email, Linux, Postfix, Security No Comments Read more

Unlocking Domain Accounts Without Password Change

Unlocking Domain Accounts Without Password Change

Introduction If you have a need to unlock an account but don’t want to change the password. It can be easily done via an administrative command prompt. Fix Open an administrative command prompt and use the following commands to view

David Messenger 29th March 20161st July 2016 Active Directory, Microsoft No Comments Read more
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