ARINC 741-4 : 1992

8.0 Introduction to Specification and
                 Description Language
ATTACHMENTS
4-1 Cross Reference Between SDL, Event Trees and
                 Sequence Diagrams
4-2 SDL Graphics
4-3 Air-to-Ground Call Set-Up SSNA Sublayer
                 Signalling Logic Overview
4-4 Ground-to-Air Call Set-Up SSNA Sublayer
                 Signalling Logic Overview
4-5 Call Clearing Procedure SSNA Sublayer
                 Signalling Logic Overview
ATTACHMENTS 4X
Table Title
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9 P-Channel Process Blocks
10 R-Channel Process Blocks
11 T-Channel Process Blocks for LSDU Transmission
12 T-Channel Process Blocks for T-Channel
                 Reservation Request
13 Intentionally left blank
14 Located in Attachment 2X
15.1 Located in Attachment 2X
15.2 Located in Attachment 2X
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18.1 Located in Attachment 2X
18.2 Located in Attachment 2X
19.1 Located in Attachment 2X
19.2 Located in Attachment 2X
19.3 Located in Attachment 2X

NO SUMMARY SECTION