CWISA – Cellular Networks #CWSA #IoT #LTE #CWNP

Planning Wireless Solution cover 30% of the exam syllabus. This blog focusses on Cellular Networks (Overview and Understanding) – chapter 6. CWISA exam does not require one to know in and out of cellular wireless networking. It only aims at making one able to make decisions required to select appropriate cellular network when designing and…

Read more

CWSP-206 Exam Feedback

I’d like to provide some tips and tricks to help one achieve the CWNP certification. The CWSP-206 Exam was revised in November 2019 from CWSP-205 with added topics on OWE/WPA3 and SAE and removing some older security concepts around pre-RSNA technologies like WEP. The exam in itself is not as hard compared to CWAP. I’d…

Read more

A Chunk of CWSP! (Work in Progress)

Topics covered below are not in a great deal but should get the important aspects required. The below content cover 45% of the exam syllabus for CWSP-206 which means around 25-27 questions approx.  Select and implement appropriate authentication solutions  WPA/WPA2-Personal (Pre-Shared Key)   WPA/WPA2-Enterprise  Three primary authentication components – Radius, IEEE 802.1X & EAP (Extensible Authentication…

Read more

Remote Frame Captures & Application Issues on Wi-Fi

After the deployment of new Extreme Aerohive Wireless solution at an Enterprise office, a number of user complaints were received for applications resetting and disconnecting while working on Wi-Fi. The users did not have this problem while working from other offices or their home. Some of the applications like Teradata SQL Assistant & other applications…

Read more

Configuring an Aerohive AP on ExtremeCloud IQ

It has been a while I did a blog post, work has been relatively busier post Covid19 lockdown. Some time ago I did a site survey for my home and found insufficient 5GHz coverage. As we are all aiming to have 5 GHz wherever possible why not start with the home. I had a couple…

Read more

Key 802.11 Frames – CWAP#3

This post covers the important 802.11 Frames which can help in performing the analysis and troubleshoot any issues related to WLAN networks. I have referenced Wireshark filters for the ease of each frame. Beacon (1000, Subtype : 8) (wlan.fc.type_subtype == 0x08) Used to announce the Basic Service Set (BSS) for the Client (STAs). Transmitted by…

Read more

How did I Decipher 802.11 Frames! #CWAP-2

Main Objective: To successfully transfer every bit of information(data) from one device to another. 802.11 MAC HEADER Let us now go through the basics of the frame header and the components. I have captured a simple beacon (management) frame using Wireshark. I will briefly explain each of the fields. Notice the number in the bracket…

Read more

CWAP 403 – Start >

I will be summarising each chapter on the Certitrek Publishing – Official Study Guide for CWAP 403 Exam. I’ve learned plenty of concepts from the first chapter – 802.11 – The Protocol. This is one of the chapters which you have to read and learn. One may not learn the contents of this chapter directly…

Read more

CWNA – Chapter 2 Summary & Exam Essentials

CWNA Chapter 2 – IEEE 802.11 Standards and Amendments. “Defined” means the amendment either no longer exists or it was rolled into the existing (or prior versions) 802.11-2007 spec. “Defines” means it is a ratified amendment that will be rolled into 802.11-2011. “Will define” means it is a work in progress and not yet amended….

Read more