Draytek Vigor 2910 User Manual page 193

Ping through
Host/IP Address
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Vigor2910 Series User's Guide
Use the drop down list to choose the WAN interface that you want
to ping through or choose Unspecified to be determined by the
router automatically.
It indicates the IP address of the host.
Click this button to start route tracing work.
Click this link to remove the result on the window.
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