快乐学习 一个网站喵查铺子(catpuzi.com)全搞定~

SIP is a control signaling protocol that implements instant messaging in the application layer. It can transmit ordinary text, audio or video data, E-mail, chat, game and other data.

中国大学MOOC答案 数据帝 2024-04-09 扫描二维码

A、正确
B、错误
喵查答案:正确

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