FaxBack NET SatisFAXtion 8.6 - Installation Guide - Manual (Page 18)

NET SatisFAXtion 8.6 Installation Guide — Page 18
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Setup will now ask you for a Called Subscriber Identification (CSID). A CSID is how your fax server will identify itself to other
fax devices. It is also typically printed at the very top of all faxes it sends out. It may be set to anything. Most users will set this to
their fax number or their company name.