US Robotics USR3520 User Manual page 45

IMPORTANT: The URLs in the table must be the domain name, not the complete URL.
For example:
www.google.com will be accepted.
http://www.google.com will not work.
I
Use PING in addition to DNS

Sends a PING and DNS request to the specified URL/IP addresses
Checking interval

If no data is received during a time equal to the "checking interval" the connection persistence will
start the URL/IP lookup feature.
Watchdog action

Resets the WWAN module or tries to re-establish the connection to the wireless network. Resetting
the WWAN module can take about 2 minutes, reconnecting to the wireless network will take about
20 seconds.
Timed Reset
The Timed Reset section sets up the device to reset on a daily, weekly or monthly basis.
Enabled

Set to Yes to enable the Timed Reset watchdog. The gateway will reset at the specified time
interval.
Frequency

Set to Daily and select the time of the day at which you want to perform the reset.

Set to Weekly and select the days of the week you want to perform the reset, and the time of day.
Selected days are green.
Revision: 1.00 Copyright 2015 U.S. Robotics Corporation 45 | P a g e