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Router dial-up keeps failing after the optical modem is changed to bridge? First, connect the computer directly to the optical modem and dial once. You can tell who is responsible at a glance.
After the router was changed to a bridge, dial-up always failed. I first used a network cable to plug the computer directly into the optical modem and did a PPPoE dial-up test to find out whether it was a problem with the optical modem line or the router settings. This article explains clearly how to set up the wiring port and computer dial-up, and who the two error codes 691 and 651 point to. ...
