siebelax_outbound_mail_19221.dll is a Siebel Email Support for Outlook 7,8,2,3
belonging to Siebel Email Support for Outlook
from Siebel Systems, Inc.
Non-system processes like siebelax_outbound_mail_19221.dll originate from software you installed on your system. Since most applications store data in your system's registry, it is likely that your registry has suffered fragmentation and accumulated invalid entries which can affect your PC's performance. It is recommended that you check your registry to identify slowdown issues