User guide

56 DC 900-1303C
Freeway Client-Server Interface Control Document
a
The ICP header is 16 bytes; a generic header
is shown here. Refer to the appropriate pro-
tocol programmer's guide for valid packet
formats.
a
The Protocol header is 16 bytes; a generic
header is shown here. Refer to the appropri-
ate protocol Programmer's Guide for valid
packet formats.
ICP Header
a
Client ID 2 bytes
Server ID 2 bytes
Length 2 bytes
Command 2 bytes
Status 2 bytes
Parameter 1 2 bytes
Parameter 2 2 bytes
Parameter 3 2 bytes
Protocol Header
a
Command 2 bytes
Modifier 2 bytes
Link ID 2 bytes
Circuit ID 2 bytes
Session ID 2 bytes
Sequence Number 2 bytes
Reserved 1 2 bytes
Reserved 2 2 bytes
Data
ICP data optional