Tag: Linux

All the articles with the tag "Linux".

• PacketFence Join Domain

  Updated:6 Feb, 2017

  This has caused me a lot of frustration this morning. The new version of PacketFence doesn't like the externally configured domain configuration that I was forced to use when I first set things up.

• VCSA /storage/log Full

  1 Feb, 2017

  /storage/log directory is full in vCenter Server Appliance 6.0 https://kb.vmware.com/selfservice/microsites/search.do?language=en_US&cmd=displayKC&external

• Using NMAP for SSL/TLS Testing

  Updated:20 Jan, 2017

  NMAP is a great too for port monitoring but it also has some scripting features that are really handy to find weaknesses in your SSL/TLS deployments. You c

• PacketFence Upgrade

  Updated:18 Jan, 2017

  Running the upgrade for packetfence from version 6.21 to 6.40 caused an issue during the process as freeradius failed to update.

• Linux WMI Client

  Updated:13 Jan, 2017

  I'm trying to gather some inventory data from our Windows Servers and thought I'd try to do this from a Linux environment. There is a wmi client for Linux

• VMware Horizon Infrastructure Upgrade

  Updated:6 Jan, 2017

  Upgrading VMware Horizon is going to be a fun task for the weekend. It means upgrading 3 connection servers, a security server, the vcenter server and the composer server. This is all so we can disable SSLv3 on the ESXi hosts they all run on.

• DKIM Signature Testing

  Updated:24 Nov, 2016

  After setting up a DKIM DNS entry and then sending email we were seeing one of authorised 3rd parties failing to pass the DKIM checks. The DNS record looked OK but the mail systems like Google and Yahoo were saying it was failing. So how do I go about testing a message I received so I can see for myself what's going on?

• VMWare Updates

  Updated:13 Nov, 2016

  As we're running the VSCA appliance we can't use the GUI Update Manager plug-in as that only works with Windows, despite VMWare being very Linux based. So,

• Squid Proxy

  Updated:7 Nov, 2016

  We have a few special requirements in our network. For internet based traffic we use an appliance based proxy server that users must authenticate with to g

• Nginx, Not Just a Web Server

  Updated:28 Oct, 2016

  Nginx is capable of more than serving web pages. It can load balance, cache and act as a reverse proxy. We recently had need to access two web services on