Trip report: Lucerne, Switzerland

A demo I was preparing for a customer involved some location specifics. I thought it should work the same way in Germany and German Switzerland, but it was not entirely the case, so in the evening before the meeting I had to work on it a bit in a hotel room.

Technically, one of the challenges was that when in roaming, Deutschetelekom deliberately dropped my UDP SIP packets, so I had to configure a VPN :)
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