gmt88 发表于 2013-7-19 00:39:14

ISO/IEC 14844:2003 Do Not Disturb and Do Not Disturb Override Supplementary Serv

ISO/IEC 14844:2003(E)
Second Edition
2003-04-01
Information Technology -
Telecommunications and Information Exchange Between Systems -
Private Integrated Services Network -
Inter-Exchange Signalling Protocol -
Do Not Disturb and Do Not Disturb Override Supplementary Services

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admin 发表于 2013-7-19 11:38:57

谢谢您的分享，金币已奖励。

21319817 发表于 2013-8-29 10:21:28

:lol
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