gw/cpic_timeout is a SAP Parameter attribute which is used to control Max. waiting time to establish connections 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 .
If the time period (in seconds) defined by the parameter is exceeded
during the connection setup then the connection setup is canceled with a
timeout. This parameter is passed on to the CPIC interface via putenv
and defines the shell variable CPIC_TIMEOUT.
See SAP Parameter Documentation for full SAP documentation for this profile parameter.