Jiří Brejcha

25.04.2024 23:50 This journey started as an exploration of maximum PCIe capabilities of Raspberry Pi 5 platform. I am mainly interested in multi-gigabit Ethernet and Wi-Fi 7 adapters connected via the PCI Express x1 bus. Last time, we got throughput of 3.44 Gbps. The adapter and the Pi hit the bottleneck … Continue reading One step closer to 10 Gigabit Ethernet on Raspberry Pi 5 – it is hot The post One step closer to 10 Gigabit Ethernet on Raspberry Pi 5 – it is hot first appeared on Jiri Brejcha.

25.04.2024 23:50 The other week I tested Wi-Fi 7 on Linux. It worked great. Let’s see how Intel BE200 Wi-Fi 7 adapter performs on Windows 11 23H2. Drivers Download and install latest driver from Intel’s website. Windows Update itself won’t install any driver, so some manual steps are required. I originally tested driver version 23.20.0.4, and now … Continue reading Wi-Fi 7 on Windows 11 The post Wi-Fi 7 on Windows 11 first appeared on Jiri Brejcha.

25.04.2024 23:50 Earlier this week, I tested a 10 Gigabit Ethernet M.2 network adapter on Raspberry Pi 5, and it didn’t quite cut it. Mainly due to limited PCIe Gen 2 performance. Now, the question is can this 10 Gigabit adapter actually push 10 Gbps of traffic at all? To find out, we are going to slightly … Continue reading 10 Gigabit Ethernet on Intel NUC The post 10 Gigabit Ethernet on Intel NUC first appeared on Jiri Brejcha.

25.04.2024 23:50 Raspberry Pi 5 comes with PCI Express connection and a number of HATs and Bottoms are now available for sale. That unlocks some very exciting options. Let’s see how fast can a 10 Gigabit Ethernet adapter on Raspberry Pi 5 go, shall we? Pineberry’s HatDrive! Bottom proved … Continue reading 10 Gigabit Ethernet on Raspberry Pi 5 The post 10 Gigabit Ethernet on Raspberry Pi 5 first appeared on Jiri Brejcha.

25.04.2024 23:50 With the WLAN Pi team, we have designed and launched a M.2 adapter from A-key to E-key, which allows you to install a certified Wi-Fi 7 adapter Intel BE200 to your current WLAN Pi M4. Is WLAN Pi selling ‘keys’ now? 😉 What is a ‘key’? It is formed of the notch on the Wi-Fi … Continue reading Wi-Fi 7 comes to WLAN Pi M4 The post Wi-Fi 7 comes to WLAN Pi M4 first appeared on Jiri Brejcha.

25.04.2024 23:50 Apple developed a diagnostics profile that allows you to monitor and troubleshoot Wi-Fi connectivity. Unfortunately, it is only available for 7 days after installation. After that, it get automatically removed. If you are a Wi-Fi professional, that means that you need to reinstall it every few days. Yes, it always disables when you are on … Continue reading Apple iOS Shortcut: Install Wi-Fi diagnostics profile to your iPhone the easy way The post Apple iOS Shortcut: Install Wi-Fi diagnostics profile to your iPhone the easy way first appeared on Jiri Brejcha.

25.04.2024 23:50 We have already converted a Cisco Meraki access point to Catalyst/DNA mode the other week. Access point conversion from Catalyst/DNA mode to Meraki mode allows you to add a Catalyst Wireless AP to Cisco Meraki Dashboard, and fully monitor, and fully manage it from there. Order the AP in the … Continue reading Convert Cisco Catalyst Wireless access point to Meraki cloud-managed mode The post Convert Cisco Catalyst Wireless access point to Meraki cloud-managed mode first appeared on Jiri Brejcha.

25.04.2024 23:50 If you have not used WiFi Explorer before, get yourself a copy of the Pro version here. It is absolutely worth it and extremely useful tool if you have anything to do with Wi-Fi. The Pro version supports Filters. They allow you to filter scan results and get exactly the scan results … Continue reading Useful WiFi Explorer Pro filters for finding rogue APs and APs with low minimum mandatory data rate The post Useful WiFi Explorer Pro filters for finding rogue APs and APs with low minimum mandatory data rate first appeared on Jiri Brejcha.

25.04.2024 23:50 Same hardware, your choice of management The latest generation of Wi-Fi 6E Catalyst Wireless access points gives you the option to either cloud-manage them using Cisco Meraki Dashboard, or manage the APs by Cisco Catalyst 9800 series Wireless LAN Controller . They are the exact same hardware and they ship pre-loaded … Continue reading Convert Cisco Meraki MR access point to Catalyst DNA mode The post Convert Cisco Meraki MR access point to Catalyst DNA mode first appeared on Jiri Brejcha.

25.04.2024 23:50 No, it will not, unless you make some bad choices. But, faster card will make your life easier and significantly speed up the image flashing process. Tests performed Results Sandisk High Endurance 32 GB U3 card is the default provided with WLAN Pi M4 by default. The U3 standard reall y makes a huge difference … Continue reading Will faster micro SD card make my WLAN Pi M4 boot faster? The post Will faster micro SD card make my WLAN Pi M4 boot faster? first appeared on Jiri Brejcha.

25.04.2024 23:50 Let me give you one more reason why you should explore the Shortcuts framework on your iOS or macOS device. Remind me to charge my test phone I mainly use my primary iPhone, but for testing I use an older iPhone running iOS Beta. Up until now, I struggled to keep the test phone charged. … Continue reading Apple iOS Shortcut: Remind me to charge my secondary iPhone The post Apple iOS Shortcut: Remind me to charge my secondary iPhone first appeared on Jiri Brejcha.

25.04.2024 23:50 I flash Micro SD cards few times a day , and I thought it might be a good idea to always have an SD card to Micro SD card adapter on me. The easiest way to do that is to insert one in your MacBook built-in SD card reader slot. But … Continue reading Micro SD card adapter that travels inside your MacBook’s SD card reader The post Micro SD card adapter that travels inside your MacBook’s SD card reader first appeared on Jiri Brejcha.

25.04.2024 23:50 Many of us walk into buildings and we immediately start looking for access points 🙃 Often times, the access points are not visibly installed. But how can you tell what vendor is your favourite coffee shop using, or what APs did your customer deploy? Now, would it be cool if you could use your iPhone … Continue reading Wi-Fi Vendor – Detect vendor of a Wi-Fi access point with just your iPhone or iPad The post Wi-Fi Vendor – Detect vendor of a Wi-Fi access point with just your iPhone or iPad first appeared on Jiri Brejcha.

25.04.2024 23:50 Cisco’s Catalyst 9130AXE access point doesn’t have any antennas built-in by design. It uses a DART connector with 8 RF lines and 16 digital lines. They carry the RF signals and allow communication between the AP and antenna. All new C-ANT9101, C-ANT9102 and C-ANT9103 antennas connect natively using their directly-attached DART … Continue reading Cisco DART extension cable for C-ANT Wi-Fi antennas and Catalyst 9130AXE access points The post Cisco DART extension cable for C-ANT Wi-Fi antennas and Catalyst 9130AXE access points first appeared on Jiri Brejcha.

25.04.2024 23:50 Orientation of Wi-Fi access point with external antenna on Cisco DNA Center maps is represented by 2 key attributes. Azimuth tells us how many degrees we rotated the antenna around its vertical axis. It ranges from 0 to 360. Elevation represents downtilt of the main lobe relative to horizon. It ranges from -90 to 90. … Continue reading Azimuth and Elevation angles of external Wi-Fi antennas on Cisco DNA Center maps The post Azimuth and Elevation angles of external Wi-Fi antennas on Cisco DNA Center maps first appeared on Jiri Brejcha.