Tag: wifi

Using a reverse SSH tunnel to provide an isolated system such as a Raspberry Pi with network access (well, HTTP)

Imagine you have a system to which you can only SSH inbound but which is unable to reach any host on the Internet outside the local network. For instance, you might have tightened down network access to secure a local CA. Or, like me, you have a Raspberry Pi that you carried around with you… Continue reading Using a reverse SSH tunnel to provide an isolated system such as a Raspberry Pi with network access (well, HTTP)

Using your Raspberry Pi Zero’s USB wifi adapter as both Wifi client and access point

The Raspberry Pi Zero captivates with its small dimensions. This comes at a cost, however, with only one micro USB port available for peripherals of any kind. In this scenario you’ll probably think twice about what you connect to that port. “A USB hub” may sound like a natural choice but if you’re like me,… Continue reading Using your Raspberry Pi Zero’s USB wifi adapter as both Wifi client and access point

Market overview of USB Wifi adapters based on Atheros chipsets

When looking for Wifi adapters, there are reasons why you would not just go ahead and buy whatever your favorite $DEALER has in stock. If you have some experience with Wifi adapters and drivers, especially under Linux, you’ll know that in general Atheros chips are what you want. They have a long tradition of both… Continue reading Market overview of USB Wifi adapters based on Atheros chipsets

Fixing wireless regulatory support (crda, wireless-regdb) on openSUSE Tumbleweed

On recent SUSE-based distributions such as openSUSE Tumbleweed (and potentially also 13.2), executing iw reg get to check your WiFi device’s regulatory setup will likely get you an output such as this: global country 00: DFS-UNSET (2402 – 2472 @ 40), (N/A, 20), (N/A) (2457 – 2482 @ 40), (N/A, 20), (N/A), NO-IR (2474 -… Continue reading Fixing wireless regulatory support (crda, wireless-regdb) on openSUSE Tumbleweed