0x47 Enable Switch-Initiated Messages

Used in:
Multi-Host Configure message

ICB Type | 0x02 (Data)
ICB ID | 0x47
Data Length | Variable
Data[0–3] | Host ID
Data[4+] | API Message 1 Type (Two bytes)
: | :
: | API Message n Type

A computer, attached to the Excel platform through an RS-232 or Ethernet link, from which you run the telecommunications application that controls the Excel platform.
See Information Control Block.