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), but found I got the same > result with other carriers. (And Sprint denied a problem on their end). > > I have since tried a whole battery of approaches including having the > phone line checked by the local phone company, trying a different modem > and trying a different phone cord. > > 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 31200/ARQ/V34/LAPM/V42BIS > > NO CARRIER > > I'm out of ideas here. This phone line is only used for this outbound > service, although our alarm system also uses it for outbound alerts. > > Any suggestions for possible causes or further troubleshooting > approaches are appreciated.
Does that modem support Unimodem Diagnostics? What do you get from a '#UD' command right after the failed connection attempt? Bob McConnell _______________________________________________ email@example.com mailing list http://lists.freebsd.org/mailman/listinfo/freebsd-questions To unsubscribe, send any mail to "[EMAIL PROTECTED]"