diff --git a/talk/media/webrtc/webrtcvideoengine.cc b/talk/media/webrtc/webrtcvideoengine.cc
index 3bcec4de4..2c6e56173 100644
--- a/talk/media/webrtc/webrtcvideoengine.cc
+++ b/talk/media/webrtc/webrtcvideoengine.cc
@@ -3927,7 +3927,8 @@ bool WebRtcVideoMediaChannel::SetSendParams(
   }
   engine()->vie()->rtp()->SetTransmissionSmoothingStatus(channel_id, true);
 
-  if (!SetSendSsrcs(channel_id, send_params.stream, codec)) {
+  if (send_channel->IsActive() &&
+      !SetSendSsrcs(channel_id, send_params.stream, codec)) {
     return false;
   }
 
diff --git a/talk/media/webrtc/webrtcvideoengine_unittest.cc b/talk/media/webrtc/webrtcvideoengine_unittest.cc
index 00d6e4b1e..e48111477 100644
--- a/talk/media/webrtc/webrtcvideoengine_unittest.cc
+++ b/talk/media/webrtc/webrtcvideoengine_unittest.cc
@@ -41,7 +41,6 @@
 #include "talk/media/webrtc/webrtcvoiceengine.h"
 #include "talk/session/media/mediasession.h"
 #include "webrtc/system_wrappers/interface/trace.h"
-
 // Tests for the WebRtcVideoEngine/VideoChannel code.
 
 using cricket::kRtpTimestampOffsetHeaderExtension;
@@ -2553,3 +2552,33 @@ TEST_F(WebRtcVideoMediaChannelTest,
                                                                   640, 400, 30,
                                                                   0));
 }
+
+// Test that sequence number are not reset if stopping and then
+// resuming a stream.
+TEST_F(WebRtcVideoMediaChannelTest, DontResetSequenceNumbers) {
+  cricket::VideoCodec codec = DefaultCodec();
+  EXPECT_TRUE(SetOneCodec(codec));
+
+  uint16_t seq_before =
+      engine_.vie()
+          ->rtp()
+          ->GetRtpStateForSsrc(channel_->GetDefaultChannelId(), kSsrc)
+          .sequence_number;
+
+  // Deactive.
+  EXPECT_TRUE(channel_->RemoveSendStream(kSsrc));
+  EXPECT_TRUE(SetOneCodec(codec));
+
+  // Reactivate.
+  EXPECT_TRUE(channel_->AddSendStream(DefaultSendStreamParams()));
+  EXPECT_TRUE(SetOneCodec(codec));
+
+  // Sequence number should now have changed.
+  uint16_t seq_after =
+      engine_.vie()
+          ->rtp()
+          ->GetRtpStateForSsrc(channel_->GetDefaultChannelId(), kSsrc)
+          .sequence_number;
+
+  EXPECT_EQ(seq_before, seq_after);
+}