RS> But its quite possible that S10 will affect the behaviour when a call
 RS> drops out for whatever reason, then I attempt to call back and get a
 RS> busy for whatever reason.

 RS> Its not clear to me what is happening at your end in that case. Lets
 RS> concentrate on the Sat arvo series for simplicity. When I was getting
 RS> busy and waited for minutes till your modem would answer again, just how
 RS> was it getting from a busy state to a non busy state ?  Did you reset
 RS> anything manually to make it answer or was it just eventually clearing
 RS> itself ?

No manual intervention until right at the end when I switched to S10=3. But
you didn't call back after that.  Anyhow, even with S10=2, there was still
the one occasion where it stayed online for about 9 minutes.

 RS> That situation may well matter for S10. If the modem is hearing a busy
 RS> signal from the exchange at your end after the call has dropped out, S10
 RS> may well affect your modem deciding the call has dropped out.

I'll wait till I see your replies to my latest theories.  BFN.

Paul

--- GoldED 2.40