> I notice some ISDN flags above. But I don't think that's suitable for > incomming IP connections, unless you keep a IP connection open all the > time, which would be expensive...
I had ISDN dial-up internet once, fixed price outside work hours (17-07 and 24h weekends). One public dynamic IPv4 address, all ports open in.
Not very long time ago, about 15 years... ;)
'Tommi
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