---
title: RTCSessionDescription.sdp
slug: Web/API/RTCSessionDescription/sdp
translation_of: Web/API/RTCSessionDescription/sdp
---
<p>{{APIRef("WebRTC")}}{{SeeCompatTable}}</p>

<p>읽기 속성인 <strong><code>RTCSessionDescription.sdp</code></strong> 는 세션에 대해 설명해주는 {{Glossary("SDP")}}를 가지고 있는 {{domxref("DOMString")}}입니다. </p>

<h2 id="Syntax">Syntax</h2>

<pre class="syntaxbox">var <em>value</em> = <em>sessionDescription</em>.sdp;
<em>sessionDescription</em>.sdp = value;
</pre>

<h3 id="값">값</h3>

<p>아래와 같이 SDP 메세지를 포함하고 있는 {{domxref("DOMString")}}값 입니다. </p>

<pre> v=0
 o=alice 2890844526 2890844526 IN IP4 host.anywhere.com
 s=
 c=IN IP4 host.anywhere.com
 t=0 0
 m=audio 49170 RTP/AVP 0
 a=rtpmap:0 PCMU/8000
 m=video 51372 RTP/AVP 31
 a=rtpmap:31 H261/90000
 m=video 53000 RTP/AVP 32
 a=rtpmap:32 MPV/90000</pre>

<h2 id="예시">예시</h2>

<pre class="brush: js">// The remote description has been set previously on pc, an RTCPeerConnection

alert(pc.remoteDescription.sdp);
</pre>

<h2 id="Specifications" name="Specifications">명세</h2>

<table class="standard-table" style="height: 49px; width: 1000px;">
 <thead>
  <tr>
   <th scope="col">명세</th>
   <th scope="col">상태</th>
   <th scope="col">코멘트</th>
  </tr>
 </thead>
 <tbody>
  <tr>
   <td>{{ SpecName('WebRTC 1.0', '#widl-RTCSessionDescription-sdp', 'RTCSessionDescription.sdp') }}</td>
   <td>{{ Spec2('WebRTC 1.0') }}</td>
   <td>Initial specification.</td>
  </tr>
 </tbody>
</table>

<h2 id="브라우저_호환성">브라우저 호환성</h2>



<p>{{Compat("api.RTCSessionDescription.sdp")}}</p>

<h2 id="참조">참조</h2>

<ul>
 <li><a href="/en-US/docs/Web/Guide/API/WebRTC">WebRTC</a></li>
 <li>The standard for using SDP in an offer/answer protocol {{rfc("3264")}}.</li>
</ul>