EXFO FTB-2 Guide De L'utilisateur page 524

Communicating Through TCP/IP Over Telnet
Internal Commands of the TCP/IP over Telnet Protocol
Description
Syntax
508
The BEGIN and END commands allow to define
blocks of SCPI commands (script) in a Telnet editor
window. The SCPI commands enclosed in BEGIN and
END blocks will be executed in batch.
BEGIN
<SCPI_command>
<SCPI_command>
...
END
BEGIN and END
FTB-2/FTB-2 Pro and FTB-4 Pro