Issue edition 5 of ETR 018, making the relevant updates of the coding to support the audiographic conference and videoconference teleservice, and the user signalling bearer service.
- Edition:
- 1.5.1
- Published:
- 03/01/1998
- Number of Pages:
- 74
- File Size:
- 1 file , 300 KB
- Note:
- This product is unavailable in Russia, Ukraine, Belarus
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