Diagnostic
Diagnostic
Use this screen to ping, traceroute, nslookup, or speed test for troubleshooting. Ping and traceroute are used to test whether a particular host is reachable. After entering an IP address and clicking one of the buttons to start a test, the results will be shown in the screen. Use nslookup to find the IP address for a host name and vice versa. Use speed test to perform an upload and download throughput test for applications such as file transfer, web browsing and email.
Click Maintenance > Diagnostic to open the following screen.
Maintenance > Diagnostic
The following table describes the fields in this screen.
Maintenance > Diagnostic 
Label
Description
 
The result of tests is shown here in the info area.
Select Test Method
Ping
Select this to perform a ping test on the IPv4 address or host name in order to test a connection. The ping statistics will show in the info area.
Ping 6
Select this to perform a ping test on the IPv6 address or host name in order to test a connection. The ping statistics will show in the info area.
Trace Route
Select this to perform the IPv4 trace route function. This determines the path a packet takes to the specified host.
Trace Route 6
Select this to perform the IPv6 trace route function. This determines the path a packet takes to the specified host.
Nslookup
Select this to perform a DNS lookup on the IP address or host name.
TCP/IP
Address
Enter the IP address of a computer that you want to perform ping, trace route, nslookup, or speed test in order to test a connection.
Start Test
Click this to perform the selected test method.