EXFO FTB-2 - Manual (Page 353)

IEEE 488.2 and Specific Command Reference
FTB-2 and FTB-2 Pro 343
IEEE 488.2 Required Commands
*ESE?
Description With the *ESE? query you can determine the
current contents of the Standard Event Status
Enable Register. See the contents of this register
below.
Syntax *ESE?
Parameter(s) None
Response Syntax
PON URQ CME EXE DDE QYE N.U. OPC
MSB LSB Standard Ev ent Status Enable Register