Asus DSL-X11 - Manual (Page 76)

DSL-X11 User Manual
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(6) Q: How to load the default settings after incorrect configuration?
A: To restore the factory default, keep the device powered on; push a
needle into the hole for about 5 seconds, and then release. The default
IP address and subnet mask of the modem are 192.168.1.1 and
255.255.255.0 respectively.
User/password of super user: admin/admin.
User/password of common user: user/user