On 6/28/20 2:22 PM, R.Wieser wrote:
> Ah.  The answer to that is simple: Anything I want.    Datapackets
> normally do not care what they contain. :-)

"normally" is the /operative/ word.  FTP and SIP are two off the cuff
examples of protocols that /do/ care /greatly/.

> And that is all I intended the connection with the RPi as a middle-man
> to be: To be able to send data either way, but without either of the
> two sides being able to see each other.   No more, no less.

There are a lot of ways that this can happen.  Layer 2 messing with MAC
addresses and / or Layer 3 messing with IP addresses and / or Layer 4
messing with TCP (et al.) sockets and / or Layer 7 messing with
application layer data.



--
Grant. . . .
unix || die

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