WiFi power level of Cisco access points

Power, power power…. One of the MOST important design factors is selecting the proper radio TX power for WiFi access points when designing any wireless network. You must consider your lowest common denominator and adjust your power equally between your client...

Wireless Wireshark Filters

Basic filter: wlan.addr == 00:11:22:33:44:55 (Mac address) Filter on only authentication: wlan.addr == 00:11:22:33:44:55 (Mac address) && wlan.fc.type_subtype == 0x000b Filter on only association request: wlan.addr == 00:11:22:33:44:55 (Mac address) &&...

9 reasons to turn down the transmit power of your Wi-Fi

By default almost all WiFi access points transmit at full power (100mW on 2.4GHz). This gives maximum coverage and users see a good signal (“full bars”). However, there are good reasons to turn down the transmit power to a fraction of the maximum. It even makes sense...

Wi-Fi KRACK, How to Protect Yourself

It was this morning revealed every Wi-Fi network is potentially at risk as a result of a vulnerability called ‘Wi-Fi KRACK’. It allows ‘snoopers’ to eavesdrop on traffic between network devices (i.e. computers, laptops and tablets) and a...

Pin It on Pinterest