ETSI - ETS 300 138- 1 PRA1
AMD 1 Integrated Services Digital Network (ISDN); Closed User Group (CUG) Supplementary Service; Digital Subscriber Signalling System No. One (DSS1) Protocol; Part 1: Protocol Specification
| Organization: | ETSI |
| Publication Date: | 1 January 1995 |
| Status: | inactive |
| Page Count: | 7 |
scope:
Foreword
This draft amendment to ETS 300 138-1 (1992) has been produced by the Signalling Protocols and Switching (SPS) Technical Committee of the European Telecommunications Standards Institute (ETSI), and is now submitted for the Unified Approval Procedure phase of the ETSI standards approval procedure.
NOTE: ETS 300 138-1 (1992) was initially published as ETS 300 138 (1992).
This amendment modifies ETS 300 138-1 (1992) to bring it into alignment with the stage 3n specification contained in ETS 300 356-9 (1994) conceming the procedures for informing the calling user in the case of call rejection. In addition, this amendment corrects an error in subclause 9.2.4.1.
Document History