Draytek Vigor3900 Series User Manual page 71

MTU/MRU
Connection
Detection Mode
Connection
Detection Host
Connection
Detection Interval
Connection
Detection Retry
Apply
Cancel
Vigor3900 Series User's Guide
address.
Save – click this button to save the setting.
– click the icon to remove the selected entry.
It means Max Transmit Unit for packet. The default setting
is 1500.
Select a detecting mode for this WAN interface. There are
three ways ARP, PING and HTTP supported in Vigor
router for you to choose to send the request out.
Assign an IP address or Domain name as a destination to be
detected whether the host is active (sending reply to the
router) or not. If not, the connection of WAN interface will
be regarded as breaking down. This function is available
when Connection Detection Mode is set with PING or
HTTP.
Add – click this button to have a field for adding a new IP
address.
Save – click this button to save the setting.
– click the icon to remove the selected entry.
Assign an interval period of time for each detecting.
Assign detecting times to ensure the connection of the WAN
interface. After passing the times you set in this field and no
reply received by the router, the connection of WAN
interface will be regarded as breaking down.
Click it to save the configuration and exit the dialog.
Click it to exit the dialog without saving the configuration.
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