gmt88 发表于 2013-7-8 11:07:42

ISO/IEC 17877:2000 Private User Mobility (PUM) - Call Handling Additional Networ

ISO/IEC 17877:2000(E)
First Edition
2000-04-15
Information Technology -
Telecommunications and Information Exchange Between Systems -
Private Integrated Services Network -
Specification, Functional Model and Information Flows -
Private User Mobility (PUM) -
Call Handling Additional Network Features

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coco777 发表于 2013-7-8 20:15:35

第一次上这个网站，太棒了。我会积极参与，与人方便就是与己方便

21319817 发表于 2013-8-29 15:38:39

:lol
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