GateWay Fax Systems, inc.
SIPSIP is an acronym for Session Initiated Proto- col and refers to a widely used commercial pro- tocol for multimedia sessions over IP networks.
STE (Secure Terminal Equipment)
New secure telephone for use by the US Gov- ernment.
Secure Telephone Unit Generation Two Version B. NATO version of
STU-III
Secure Telephone Unit Generation Three. no longer in production and set to become obso- lete at the end of 2009, the
STU-IIIA
Secure Telephone Unit Generation Three Ver- sion A. US Secure telephone that can connect with a
Synchronous
Synchronous refers to the way in which data is passed between the 90si and the attached Secure Telephone. Specifically, in synchronous communications each data bit is "clocked" between the 90si and the Secure Phone using clock signals generated by the Secure Phone. The clock signal tells the 90si what "data rate" the Secure Phone is using.
Two-Line Dual-Mode Configuration
This 90si configuration allows the attached fax to function as BOTH a secure fax AND a non- secure fax. Unclassified faxes can be received aoutomatically (unattended).
VoIP
An acronym for Voice Over Internet Protocol which refers to systems for delivering voice communications over IP networks.
Volatile Memory
Employed in the 90si, this type of memory loses its data when power is removed.
Model 90si Secure Fax Gateway User's Guide
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