outbound serial modem now times out or drops connection

We are using qpage to dial a remote TAP modem (Sprint and Verizon), so we can send pages about our hosting infrastructure without using the internet connection. Recently it started failing consistently with timeout to connect. I first suspected the remote modem (Sprint), but found I got the same

RE: outbound serial modem now times out or drops connection

Mark Stosberg: We are using qpage to dial a remote TAP modem (Sprint and Verizon), so we can send pages about our hosting infrastructure without using the internet connection. Recently it started failing consistently with timeout to connect. I first suspected the remote modem (Sprint),

RE: outbound serial modem now times out or drops connection

Trying a new modem (US Robotics external 56k serial modem) did help slightly. With it, we consistently connnect, but then after a short pause the connection is dropped. This is easily reproduced in minicom: (Using the Sprint TAP modem number here). ATDT18886561727 CONNECT

RE: outbound serial modem now times out or drops connection

From: Mark Stosberg: Trying a new modem (US Robotics external 56k serial modem) did help slightly. With it, we consistently connnect, but then after a short pause the connection is dropped. This is easily reproduced in minicom: (Using the Sprint TAP modem number here).