# Wait for password prompt self.tn.read_until(b"Password: ", self.timeout) self.tn.write(self.password.encode('ascii') + b"\n")
If you found this guide helpful, consider donating to open-source router projects like OpenWRT (which can be flashed to the F6640 for those brave enough – but that is a story for another article). telnet zte f6640
He tried the usual suspects: admin , user , even zte@123 . Nothing. The router was a fortress, protected by ISP-specific credentials that weren't on any sticker. Elias leaned back, his eyes reflecting the blue LEDs of the # Wait for password prompt self