D-Link DSL-2870B Dual Band Wireless N750 Gigabit ADSL2+ Modem Router User Manual
Web User Interface Configuration
Page 158
In this section diagnostic tests are performed to test the connection to the
DSL
Service Provider
. This test will include testing the
xDSL Synchronization
.
If a connection does not pass the test, a
Help
link is available for a more detailed
description about the connection test and the possible solutions that can be
performed to solve the problem.