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注册:2015-10-16
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发表于 2021-12-2 17:15:11 |只看该作者 |正序浏览
Universal Mobile Telecommunications System (UMTS);
LTE;
Study on technical aspects on roaming end-to-end scenarios
with Voice over LTE (VoLTE) IP Multimedia Subsystem (IMS)
and other networks
(3GPP TR 29.949 version 15.0.0 Release 15)


tr_129949v150000p.pdf (822.77 KB, 下载次数: 1)



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