gw/startup is a SAP Parameter attribute which is used to control File read during startup to start external server information. This is available within R/3 SAP systems depending on the version and release level.
Below is the standard documentation available and a few details of the attributes values .
This file is read during the startup of the gateway to start CPIC/RFC
servers that need to register with the gateway.
Syntax
The file is interpreted as follows:
Local startup of programs local program [parameter ...]
Remote startup of programs hostname program [parameter ...]
";*!" can be used as comment characters. The individual parameters in
the file must be separated by tabs.
Example
On NT, the options (starting with '-' ) or strings containing a '/'
have to be placed within quotation marks:
For example, local "/priv/cpict2" "-tp" cpict2 "-gwhost" p29290
"-gwserv" sapgw53 (local program startup)
local /usr/sap/PRD/SYS/exe/run/cpicserver -tp cpicsrv -gwhost uw1033
-gwserv sapgw53 (local program startup and activation of gateway
monitoring (this monitor is activated using the keyword GWCHECK) If the
program terminates, it is restarted by the gateway. This check can be
performed a maximum of every
See SAP Parameter Documentation for full SAP documentation for this profile parameter.