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标题: about offer/answer model [查看完整版帖子] [打印本页]

时间: 2007-12-29 10:22

作者: rocky001 标题: about offer/answer model

<p></p><div><span class="476064701-29122007"><font size="2">   In the scenario of session timer, AS acts as the refresher and send a UPDATE to the endpoint without a SDP body,</font></span></div><div><span class="476064701-29122007"><font size="2">   but the endpoint returns a 200 OK with a SDP. Does this action allowed?</font></span></div><div><span class="476064701-29122007"><font size="2">   </font></span></div><div><span class="476064701-29122007"><font size="2">   Thanks in advance.</font></span></div>

时间: 2007-12-29 23:40

作者: huang_wz

路过,凑热闹的

时间: 2007-12-30 08:57

作者: rocky001

<p>多谢关注：）</p><p></p><p>我大概go through过相关的标准，</p><p>RFC3264，RFC3311，RFC4028</p><p>但是没有明确看到当UPDATE没有SDP时，其200 OK是否可以带。</p><p>根据我的理解，SDP总是成对出现，唯一一个特殊情况就是OPTIONS。</p>

[此贴子已经被作者于2007-12-30 9:05:08编辑过]

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