Category Archives: Certification

Certs 1.2 – Network Services & Applications (Network+)

VPN – Site to Site / Host to Site / Host to Host


  • IPSec – Provides authentication & data encryption – Operates at the network layer
  • GRE – Generic Routing Encapsulation, encapsulates the data, operates at network layer & is a CISCO technology.
  • SSL VPN – Main use is eCommerce, uses cryptography (secure authentication & communications)
  • PTP / PPTP – Port 1723 UDP, Point to Point, layer 2, PPTP has been largely replaced by L2TP with IPSec.

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Certs: 1.1 Deploy & Manage Server Images (70-411)

In this, the first post covering content from the 70-411 Administering Windows Server 2012 exam, I’m going to look at deploying & managing server images using Windows Deployment Services (WDS). WDS can be used to automate the deployment of standard or custom images to servers, which can dramatically speed up deployment if you have a significant number to install. Continue reading