ITU-T - Q.115
Logic for the Control of Echo Devices - Series Q: Switching and Signalling Clauses Applicable to ITU-T Standard Systems - Control of Echo Suppressors
inactive
| Organization: | ITU-T |
| Publication Date: | 1 June 1997 |
| Status: | inactive |
| Page Count: | 51 |
Document History
December 1, 1999
Logic for the Control of Echo Control Devices Series Q: Switching and Signalling Clauses Applicable to ITU-T Standard Systems - Control of Echo Suppressors
A description is not available for this item.
Q.115
June 1, 1997
Logic for the Control of Echo Devices - Series Q: Switching and Signalling Clauses Applicable to ITU-T Standard Systems - Control of Echo Suppressors
A description is not available for this item.
January 1, 1993
Control of Echo Suppressors - Control of Echo Suppressors and Echo Cancellers - General Recommendations on Telephone Switching and Signalling - Clauses Applicable to ITU-T Standard Systems (Study Group XI) 15 pp
A description is not available for this item.
January 1, 1989
Control of Echo Suppressors and Echo Cancellers by International Switching Centres - General Recommendations on Telephone Switching and Signalling - Functions and Information Flows for Services in the ISDN - Supplements (Study Group XI) 7 pp
A description is not available for this item.