Hello Alexey!

28 Mar 17 00:30, you wrote to Fred Riccio:

 FR>> 5.8. ISDN Capability Flags

 AV> Do anyone still use it?

Yes.


 FR>>    ITN       23  Telnet connection using FTS-1 or any other
 FR>> protocol
 FR>>                  designed for classic POTS and modem.
 FR>>    IVM     3141  Vmodem connection using FTS-1 or any other
 FR>> protocol
 FR>>                  designed for classic POTS and modem.

 AV> Deprecated by IFC.

Wrong.  Nodes running legacy software such as OS/2's SIO communications 
drivers can support ITN and/or IVM without the ability to support IFC.

Andrew

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