Digi Connect IT 4 User Manual page 63

Interfaces
Allowed values are any number of weeks, days, hours, minutes, or seconds, and take the
format number{w|d|h|m|s}.
For example, to set Response timeout to ten minutes, enter 10m or 600s.
The default is 15 seconds.
10. Click to expand Tests.
By default, Test DNS servers configured for this interface is automatically configured and
enabled. This test communication with DNS servers that are either provided by DHCP, or
statically configured for this interface.
a. Click .
New tests are enabled by default. To disable, click to toggle off Enable.
b. Type a Label for the test.
c. Click to toggle on IPv6 if the test should apply to both IPv6 rather than IPv4.
d. Select the Test type.
Available test types:
n
n
n
n
n
Digi Connect IT® 4 User Guide
Ping test: Uses ICMP to determine connectivity.
If Ping test is selected, complete the following:
Ping target: The type of target for the ping, one of:
l
Hostname or IP address of an external server.
o
Ping host: hostname or IP address of the server.
o
The Interface gateway. If Interface gateway is selected, an initial
o
traceroute is sent to the hostname or IP address configured in the SureLink
advanced settings, and then the first hop in that route is used for the ping
test.
The Interface address.
o
The Interface DNS server.
o
Ping payload size: The number of bytes to send as part of the ping payload.
l
DNS test: Performs a DNS query to the named DNS server.
If DNS test is selected, complete the following:
DNS server: The IP address of the DNS server.
l
HTTP test: Uses HTTP(s) GET requests to determine connectivity to the configured
web server.
If HTTP test is selected, complete the following:
Web server: The URL of the web server.
l
Test DNS servers configured for this interface: Tests communication with DNS
servers that are either provided by DHCP, or statically configured for this interface.
Test the interface status: Tests the current status of the interface. The test fails if
the interface is down. Failing this test infers that all other tests fail.
Wide Area Networks (WANs)
63