Tag Archives: linux

Port Forwarding an Android Local Port

There don’t seem to be many reasons to want to forward a local Android port (listening for connections from localhost only) to a port that can be accessed externally (via LAN, etc.). There are some applications around that allow to forward an Android local port to another one but they offer a lot of overhead, are confusing and some even require root access.

Port Forwarding Android Ports With netcat

Compiling netcat for Android was the way I decided to go, it’s only known to be the “swiss-army knife” of networking. The Android source code contains a limited version of nc which can be compiled by the simple make nc (after having setup the build environment of course). This version of netcat does not offer port forwarding functionality.

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ELM327 to RS232 in Linux

I have been having car problems recently. However, these inspired me to dig a little into the car ECU. ECUs (engine control units) are able to give out a myriad of information, like systems’ fault codes, real-time RPM, air-flow, fuel consumption, voltage, exhaust state, and lots more. Most modern cars tap into this information and display it on the dashboard via on-board computers.

OBD2 ELM327 to RS232 Linux

I finally received the long-awaited OBD II (OBD 2) (on-board diagnostics) interpreter based on the ELM327 chip yesterday and all I can say is that it’s been a long night.

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