diff --git a/modules/audio_coding/codecs/cng/audio_encoder_cng.cc b/modules/audio_coding/codecs/cng/audio_encoder_cng.cc
index 993fffe..52661d3 100644
--- a/modules/audio_coding/codecs/cng/audio_encoder_cng.cc
+++ b/modules/audio_coding/codecs/cng/audio_encoder_cng.cc
@@ -198,9 +198,9 @@
 
 void AudioEncoderCng::OnReceivedUplinkBandwidth(
     int target_audio_bitrate_bps,
-    rtc::Optional<int64_t> probing_interval_ms) {
+    rtc::Optional<int64_t> bwe_period_ms) {
   speech_encoder_->OnReceivedUplinkBandwidth(target_audio_bitrate_bps,
-                                             probing_interval_ms);
+                                             bwe_period_ms);
 }
 
 AudioEncoder::EncodedInfo AudioEncoderCng::EncodePassive(
diff --git a/modules/audio_coding/codecs/cng/audio_encoder_cng.h b/modules/audio_coding/codecs/cng/audio_encoder_cng.h
index 563e997..66305e6 100644
--- a/modules/audio_coding/codecs/cng/audio_encoder_cng.h
+++ b/modules/audio_coding/codecs/cng/audio_encoder_cng.h
@@ -69,7 +69,7 @@
       float uplink_recoverable_packet_loss_fraction) override;
   void OnReceivedUplinkBandwidth(
       int target_audio_bitrate_bps,
-      rtc::Optional<int64_t> probing_interval_ms) override;
+      rtc::Optional<int64_t> bwe_period_ms) override;
 
  private:
   EncodedInfo EncodePassive(size_t frames_to_encode,
diff --git a/modules/audio_coding/codecs/opus/audio_encoder_opus.cc b/modules/audio_coding/codecs/opus/audio_encoder_opus.cc
index 5756e2a..cd47bf4 100644
--- a/modules/audio_coding/codecs/opus/audio_encoder_opus.cc
+++ b/modules/audio_coding/codecs/opus/audio_encoder_opus.cc
@@ -514,22 +514,22 @@
 
 void AudioEncoderOpus::OnReceivedUplinkBandwidth(
     int target_audio_bitrate_bps,
-    rtc::Optional<int64_t> probing_interval_ms) {
+    rtc::Optional<int64_t> bwe_period_ms) {
   if (audio_network_adaptor_) {
     audio_network_adaptor_->SetTargetAudioBitrate(target_audio_bitrate_bps);
     // We give smoothed bitrate allocation to audio network adaptor as
     // the uplink bandwidth.
-    // The probing spikes should not affect the bitrate smoother more than 25%.
+    // The BWE spikes should not affect the bitrate smoother more than 25%.
     // To simplify the calculations we use a step response as input signal.
     // The step response of an exponential filter is
     // u(t) = 1 - e^(-t / time_constant).
     // In order to limit the affect of a BWE spike within 25% of its value
     // before
-    // the next probing, we would choose a time constant that fulfills
-    // 1 - e^(-probing_interval_ms / time_constant) < 0.25
-    // Then 4 * probing_interval_ms is a good choice.
-    if (probing_interval_ms)
-      bitrate_smoother_->SetTimeConstantMs(*probing_interval_ms * 4);
+    // the next BWE update, we would choose a time constant that fulfills
+    // 1 - e^(-bwe_period_ms / time_constant) < 0.25
+    // Then 4 * bwe_period_ms is a good choice.
+    if (bwe_period_ms)
+      bitrate_smoother_->SetTimeConstantMs(*bwe_period_ms * 4);
     bitrate_smoother_->AddSample(target_audio_bitrate_bps);
 
     ApplyAudioNetworkAdaptor();
diff --git a/modules/audio_coding/codecs/opus/audio_encoder_opus.h b/modules/audio_coding/codecs/opus/audio_encoder_opus.h
index 2382700..f78cf1e 100644
--- a/modules/audio_coding/codecs/opus/audio_encoder_opus.h
+++ b/modules/audio_coding/codecs/opus/audio_encoder_opus.h
@@ -111,7 +111,7 @@
       float uplink_recoverable_packet_loss_fraction) override;
   void OnReceivedUplinkBandwidth(
       int target_audio_bitrate_bps,
-      rtc::Optional<int64_t> probing_interval_ms) override;
+      rtc::Optional<int64_t> bwe_period_ms) override;
   void OnReceivedRtt(int rtt_ms) override;
   void OnReceivedOverhead(size_t overhead_bytes_per_packet) override;
   void SetReceiverFrameLengthRange(int min_frame_length_ms,
diff --git a/modules/audio_coding/codecs/red/audio_encoder_copy_red.cc b/modules/audio_coding/codecs/red/audio_encoder_copy_red.cc
index 0ce7d34..3680ff0 100644
--- a/modules/audio_coding/codecs/red/audio_encoder_copy_red.cc
+++ b/modules/audio_coding/codecs/red/audio_encoder_copy_red.cc
@@ -134,9 +134,9 @@
 
 void AudioEncoderCopyRed::OnReceivedUplinkBandwidth(
     int target_audio_bitrate_bps,
-    rtc::Optional<int64_t> probing_interval_ms) {
+    rtc::Optional<int64_t> bwe_period_ms) {
   speech_encoder_->OnReceivedUplinkBandwidth(target_audio_bitrate_bps,
-                                             probing_interval_ms);
+                                             bwe_period_ms);
 }
 
 }  // namespace webrtc
diff --git a/modules/audio_coding/codecs/red/audio_encoder_copy_red.h b/modules/audio_coding/codecs/red/audio_encoder_copy_red.h
index 4261c47..664c13e 100644
--- a/modules/audio_coding/codecs/red/audio_encoder_copy_red.h
+++ b/modules/audio_coding/codecs/red/audio_encoder_copy_red.h
@@ -57,7 +57,7 @@
       float uplink_recoverable_packet_loss_fraction) override;
   void OnReceivedUplinkBandwidth(
       int target_audio_bitrate_bps,
-      rtc::Optional<int64_t> probing_interval_ms) override;
+      rtc::Optional<int64_t> bwe_period_ms) override;
 
  protected:
   EncodedInfo EncodeImpl(uint32_t rtp_timestamp,