D-Link DSL-G256DG

D-Link DSL-G256DG VDSL Router User Manual
Web User Interface Configuration Page 162
In this section you can perform loopback and linktrace test.
Target MAC: Enter the target MAC address
Linktrace TTL: Enter the link trace TTL.
Click the Send Loopback button to start the loopback test.
Click the Send Linktrace button to start the linktrace test.
Click the Save/Apply button to accept the changes made.