DHCP Fingerprinting is a technique for identifying the requester of a DHCP lease. This process is linked to getting an IP address on a network. DHCP Fingerprinting is performed through the analysis of the DHCP exchanged frames and their content. … Read More
Single Pain of Glass
New DNS Vulnerability – NXNSAttack
A new vulnerability on DNS has been published today, called NXNSAttack.
The vulnerability is very well documented by Lior Shafir, Yehuda Afek and Anat Bremler-Barr. … Read More
McGill University’s Network Transformation
An Approach to a Unified DDI Environment Preamble Whilst this technical write up around why a specific DDI (DNS, DHCP & IP Address Management) was chosen is a couple of years old we are seeing network refreshes starting to occur … Read More
Analysing Packet Loss
Locate the Source of Packet Loss with a Network Analyser Packet loss is usually difficult to troubleshoot, especially when only armed with open source tools like Wireshark. Sure power users of Wireshark can be extremely effective however for the average … Read More
Ekahau Licensing Changes
According to the new conditions ( https://www.ekahau.com/legal/ekahau-end-user-license-agreement) on the Ekahau site which was revised on April 9th, 2019, there could be some challenges to come with the way users license their Ekahau Survey installations. 2. Grant of License. Subject to … Read More
Ekahau Wi-Fi Design Day
Wi-Fi Lifecycle Support What a great event. So many good speakers and our presentation at the Sydney Wi-Fi Design Day (#wifidesignday) seemed to go down well. Everything from WPA3 standards to Wi-Fi6 and associated demos, the Design Day this year … Read More
How can you troubleshoot your network issues and improve its security with a limited budget and a laptop?
Network issues and security problems can happen at any point, particularly when you are not prepared to respond appropriately and fast. To investigate these issues, you’ll need access to your network for 100% visibility of what is causing the problem. … Read More
802.11ax Migration Checklist
With the increasing reliance on wireless with Wave-2 802.11ac and now 802.11ax (or Wi-Fi 6 as it is being called) there is a good migration checklist for organisations who need Wi-Fi environments to perform and not just exist. This original … Read More
Remote Site Troubleshooting
Are Network Connectivity Problems a Thing of the Past? Every year, networks become more reliable. New standards promise interoperability, new devices simplify configuration and advanced monitoring solutions offer to detect problems before users are impacted. IT departments are entering an … Read More
Quick Tips to Work Faster & Smarter
Our increased dependence on complex information systems, with ever-growing numbers of network endpoints, makes the role of IT first responders a critical one. More work is being demanded of fewer, often less-skilled, network and PC technicians. The sprawl of their … Read More