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Click Diagnostics and click Ping Diagnosis to pen the web page.
or
Each item is explained as follows:
Item
IPV4 /IPV6
Ping through
Vigor2920 Series User's Guide
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Description
Choose the protocol for such function.
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.
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