RZ>> Ops, now I've two suspects  :-)
 RZ>> 1. One ISP said 23 port inbounds were really blocked from his side,
 RZ>> and NetModem doesn't change it... the other ISP I don't know.

 RZ>> 2. The IRQ: 9 was already used by the audio device  #-), 7 seems to
 RZ>> be free, I'll try again with it...

 RZ> Now it's working  :-)  I think both reasons, works in one ISP
 RZ> and not in another that confirmed blocking 23 port inbounds.
 RZ> And irq changed to 7 in netmodem setup. Txs!

excellent news... glad to have helped...

)\/(ark