ITU-T Q.83-1992 标准详情
- 标准号:ITU-T Q.83-1992
- 中文标题:对忙用户的呼叫完成
- 英文标题:stage 2 description for call completion supplementary services section 2 - call hold (rev.1) (study group xi) 22 pp
- 标准类别:国际电信联盟标准
- 发布日期:1992-01-01
This Recommendation defines the stage 2 of the Call Hold (CH) supplemenfary service. Stage 2 identifies the functional capabilities and the information flows needed to support the service as described in stage 1. The stage 2 description also identifi
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