Developer Client (siebel.exe) switches:
/cPath to .cfg file (required), directory path defaults to <client_installdir>binenu/dDatasource (as in .cfg file), defaults to local/llanguage (optional, language pack must be installed), defaults to enu/uUsername (optional)/pPassword (optional)/sPath to spool file (optional, to spool all SQL generated by siebel.exe)/bPath to Browser executable (optional, for multi-browser testing of customer or partner (SI) applications)/hDebug Mode (used with Siebel Tools for debugging)/editseeddataallows modification of seed data, often referred to in maintenance release guides/webservice(followed by a port number) can be used since fix pack 8.1.1.2 to use the Developer Web Client to test Siebel inbound web services.
Siebel Tools (siebdev.exe) switches:
/cPath to .cfg file (required), directory path defaults to <client_installdir>binenu/dDatasource (as in .cfg file), defaults to local/llanguage (optional, language pack must be installed), defaults to enu/uUsername (optional)/pPassword (optional)/sPath to spool file (optional, to spool all SQL generated by siebel.exe)/bvruns all validation rules for the entire repository, so take your time/batchimportautomates the import of .sif files/batchexportautomates the export of objects to .sif files/bcallows to run batch compilation/tllanguage (typically used with /bc for multiple language deployments)/applybatchpatchis used for applying batch patches, or patches in batches.