I thought that any character string in any transmitted data is not dangerous if 
Hardware Flow Ctrl is used. What you guys are talking about is only dangerous if flow 
control is software or  Xon/Xoff, or no?

- Eric

-----Mensaje original-----
De:     David Newall [SMTP:[EMAIL PROTECTED]]
Enviado el:     lunes 25 de octubre de 1999 4:40
Para:   [EMAIL PROTECTED]
CC:     [EMAIL PROTECTED]; [EMAIL PROTECTED]
Asunto: Re: Hangup string in e-mail message?

> When a modem is in Online mode (Send/Receive data) to switch it in
> Command mode (AT) it need to receive the +++ string with a minimum time
> guard between before the first and the last + and also a maximum time
> between +.

I thought the guard time was covered by a patent owned by Hayes (RIP), and
that some (many?) modem manufacturers don't include it to avoid licensing
costs.


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