The term "application-level" in Check Point's case refers to protocols used at layers 5 through 7 of the OSI stack
, rather than with the actual application logic itself, as tackled with software from companies such as Sanctum Inc and Teros Inc.
ONE recognizes this basic need and provides a solution with our new OSI stack
on Windows NT," said Rose Ryan, ONE product manager.
The diversity of algorithms has also moved up the OSI stack
to embrace Layer 7 (application layer) functionality, as well.
The MacX.400 server comes with a full OSI stack
that lets users connect to AppleTalk and other LANs and to wide area networks, including public X.400 networks and private X.400 backbones.