Re: [Wireshark-dev] Remote fieldbus capture "protocol"

2020-01-27 Thread Michael Klos
On 1/26/2020 7:15 AM, Patrick Klos wrote: On 1/26/2020 3:46 AM, Erwin Rol wrote: Hey all, I was wondering if there is a remote capture "protocol" that works on Mac, Windows, and Linux? The idea I have is to use a small (and cheap) microcontroller like a STM32F407 that can capture a fieldbus

Re: [Wireshark-dev] Remote fieldbus capture "protocol"

2020-01-26 Thread Guy Harris
On Jan 26, 2020, at 6:15 AM, Patrick Klos wrote: > I would like to address 2 of your points: > > "rcap seems windows only" > > (asking the list) Why is this the case? Why has remote capture not been > implemented on non-Windows platforms? Because: Until a few years ago,

Re: [Wireshark-dev] Remote fieldbus capture "protocol"

2020-01-26 Thread Guy Harris
On Jan 26, 2020, at 12:46 AM, Erwin Rol wrote: > > Hey all, > > I was wondering if there is a remote capture "protocol" that works on > Mac, Windows, and Linux? > > The idea I have is to use a small (and cheap) microcontroller like a > STM32F407 that can capture a fieldbus (RS485 based, etc.)

Re: [Wireshark-dev] Remote fieldbus capture "protocol"

2020-01-26 Thread Patrick Klos
On 1/26/2020 3:46 AM, Erwin Rol wrote: Hey all, I was wondering if there is a remote capture "protocol" that works on Mac, Windows, and Linux? The idea I have is to use a small (and cheap) microcontroller like a STM32F407 that can capture a fieldbus (RS485 based, etc.) and relay that in

Re: [Wireshark-dev] Remote fieldbus capture "protocol"

2020-01-26 Thread Roland Knall
I’ve implemented similar using either udp or serial, using extcap in both cases. You can take a look at udpdump but in my case I wrote it myself using a python extcap on the receiving end. The idea is, that you put all information (including the timing of your original protocol) into a frame,

[Wireshark-dev] Remote fieldbus capture "protocol"

2020-01-26 Thread Erwin Rol
Hey all, I was wondering if there is a remote capture "protocol" that works on Mac, Windows, and Linux? The idea I have is to use a small (and cheap) microcontroller like a STM32F407 that can capture a fieldbus (RS485 based, etc.) and relay that in realtime (realtime as in not storing it