EXFO FTB-8500 Series for FTB-200 - Manual (Page 382)

Tools Tabs
368 FTB-8500 Series and FTB-8120NGE/8130NGE
Ping

Attempts and Continuous: Enter the number of attempt that will be
performed to reach the network device or press Continuous to
attempt indefinitely. Choices are 1 to 100. The default setting is 4 and
Continuous is disabled.

Type Of Service (TOS) for IPv4
Traffic Class (TOS) for IPv6
Enter the type of service. Choices are 00 to FF. The default setting is 00.

Binary: Enable binary to set the TOS field in binary mode. Otherwise,
the TOS field is in hexadecimal mode. This setting is disabled by
default.

Close: Closes the ping configuration window and returns to the Ping
page.