diff --git a/java/android/net/sip/SipAudioCall.java b/java/android/net/sip/SipAudioCall.java
index fcdbd2c..1d67055 100644
--- a/java/android/net/sip/SipAudioCall.java
+++ b/java/android/net/sip/SipAudioCall.java
@@ -44,13 +44,20 @@
  *
  * <p class="note"><strong>Note:</strong> Using this class require the
  *   {@link android.Manifest.permission#INTERNET} and
- *   {@link android.Manifest.permission#USE_SIP} permissions.<br/><br/>In addition, {@link
+ *   {@link android.Manifest.permission#USE_SIP} permissions. In addition, {@link
  *   #startAudio} requires the
  *   {@link android.Manifest.permission#RECORD_AUDIO},
  *   {@link android.Manifest.permission#ACCESS_WIFI_STATE}, and
  *   {@link android.Manifest.permission#WAKE_LOCK} permissions; and {@link #setSpeakerMode
  *   setSpeakerMode()} requires the
  *   {@link android.Manifest.permission#MODIFY_AUDIO_SETTINGS} permission.</p>
+ *
+ * <div class="special reference">
+ * <h3>Developer Guides</h3>
+ * <p>For more information about using SIP, read the
+ * <a href="{@docRoot}guide/topics/network/sip.html">Session Initiation Protocol</a>
+ * developer guide.</p>
+ * </div>
  */
 public class SipAudioCall {
     private static final String TAG = SipAudioCall.class.getSimpleName();
diff --git a/java/android/net/sip/SipManager.java b/java/android/net/sip/SipManager.java
index cd0b5c4..74c3672 100644
--- a/java/android/net/sip/SipManager.java
+++ b/java/android/net/sip/SipManager.java
@@ -49,9 +49,16 @@
  * SIP. You should always call {@link android.net.sip.SipManager#isVoipSupported
  * isVoipSupported()} to verify that the device supports VOIP calling and {@link
  * android.net.sip.SipManager#isApiSupported isApiSupported()} to verify that the device supports
- * the SIP APIs.<br/><br/>Your application must also request the {@link
+ * the SIP APIs. Your application must also request the {@link
  * android.Manifest.permission#INTERNET} and {@link android.Manifest.permission#USE_SIP}
  * permissions.</p>
+ *
+ * <div class="special reference">
+ * <h3>Developer Guides</h3>
+ * <p>For more information about using SIP, read the
+ * <a href="{@docRoot}guide/topics/network/sip.html">Session Initiation Protocol</a>
+ * developer guide.</p>
+ * </div>
  */
 public class SipManager {
     /**
diff --git a/java/android/net/sip/SipProfile.java b/java/android/net/sip/SipProfile.java
index 34d91dd..0ef754c 100644
--- a/java/android/net/sip/SipProfile.java
+++ b/java/android/net/sip/SipProfile.java
@@ -37,6 +37,13 @@
  * <p>You can create a {@link SipProfile} using {@link
  * SipProfile.Builder}. You can also retrieve one from a {@link SipSession}, using {@link
  * SipSession#getLocalProfile} and {@link SipSession#getPeerProfile}.</p>
+ *
+ * <div class="special reference">
+ * <h3>Developer Guides</h3>
+ * <p>For more information about using SIP, read the
+ * <a href="{@docRoot}guide/topics/network/sip.html">Session Initiation Protocol</a>
+ * developer guide.</p>
+ * </div>
  */
 public class SipProfile implements Parcelable, Serializable, Cloneable {
     private static final long serialVersionUID = 1L;
diff --git a/java/android/net/sip/package.html b/java/android/net/sip/package.html
index 790656b..eb683d0 100644
--- a/java/android/net/sip/package.html
+++ b/java/android/net/sip/package.html
@@ -3,6 +3,11 @@
 <p>Provides access to Session Initiation Protocol (SIP) functionality, such as
 making and answering VOIP calls using SIP.</p>
 
+<p>For more information, see the
+<a href="{@docRoot}guide/topics/network/sip.html">Session Initiation Protocol</a>
+developer guide.</p>
+{@more}
+
 <p>To get started, you need to get an instance of the {@link android.net.sip.SipManager} by
 calling {@link android.net.sip.SipManager#newInstance newInstance()}.</p>
 
@@ -31,9 +36,10 @@
 activity, you should call {@link android.net.sip.SipManager#isVoipSupported isVoipSupported()}
 to verify that the device supports VOIP calling and {@link
 android.net.sip.SipManager#isApiSupported isApiSupported()} to verify that the device supports the
-SIP APIs.<br/><br/>
+SIP APIs.
 Your application must also request the {@link android.Manifest.permission#INTERNET} and {@link
 android.Manifest.permission#USE_SIP} permissions in order to use the SIP APIs.
 </p>
+
 </BODY>
 </HTML>
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