I.S. ETS 300 192:1993

Foreword
1 Scope
2 Conformance
3 References
4 Definitions
   4.1 Basic Call
   4.2 Incoming Call
   4.3 Outgoing Call
   4.4 User and Network
5 Acronyms
6 General principles
   6.1 Protocol model
   6.2 Services provided to Call Control
   6.3 Services required of the Data Link Layer
   6.4 Protocol Control states
   6.5 Message segmentation and reassembly functions
7 General procedures
   7.1 Use of the services of Layer 2
   7.2 Message segmentation procedures
   7.3 Handling of protocol error conditions
   7.4 Handling of configuration errors
   7.5 Status and status enquiry procedures
8 Procedures for circuit mode call control
   8.1 Call establishment at the originating interface
   8.2 Call Establishment at the destination interface
   8.3 Call clearing
   8.4 In-band tones and announcements
   8.5 Call collisions
   8.6 Suspend and Resume procedures
   8.7 TE side and PTN side SDL diagrams (informative)
9 Procedures for layer management
   9.1 Restart procedures
10 List of system parameters
11 Functional definition and content of messages
   11.1 Messages for general procedures
   11.2 Messages for circuit mode Call Control
   11.3 Messages for Layer Management
12 General message format and coding of information
   elements
   12.1 Overview
   12.2 Protocol discriminator
   12.3 Call reference
   12.4 Message type
   12.5 Other information elements (Codeset 0)
   12.6 Information elements of codeset 5
Annex A (informative) Use of progress indicators
Annex B (informative) Use of cause values
      B.1 Definition of cause values
      B.2 Use of causes for busy conditions
Annex C (informative) Examples of message sequences
      C.1 En-bloc sending
      C.2 Overlap sending
      C.3 Call clearing
Annex D (informative) Manufacturer specific information
Annex E (informative) Bibliography
Annex F (informative) Terminal interchangeability
History