ISDN UNI layer 3 signalling protocol for supplementary service. MWI is to support (voice) mail systems. It offers the possibility to give an indication that (voice) mail is available to the intended recipient. PICS proforma.
- Edition:
- 1
- Published:
- 07/01/1997
- Number of Pages:
- 22
- File Size:
- 1 file , 62 KB
- Note:
- This product is unavailable in Russia, Ukraine, Belarus
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