diff --git a/core/common/include/softbus_network_utils.h b/core/common/include/softbus_network_utils.h
index 5e3ed93ebc8acb47e78b86fdea3923619cfee086..f4c3e0da0f778d6647947d6bceea19984be661b7 100644
--- a/core/common/include/softbus_network_utils.h
+++ b/core/common/include/softbus_network_utils.h
@@ -25,13 +25,13 @@ extern "C" {
 #endif
 #endif
 
-int ChannelToFrequency(int channel);
+int SoftBusChannelToFrequency(int channel);
 
-int FrequencyToChannel(int frequency);
+int SoftBusFrequencyToChannel(int frequency);
 
-bool Is5GBand(int frequency);
+bool SoftBusIs5GBand(int frequency);
 
-bool Is2GBand(int frequency);
+bool SoftBusIs2GBand(int frequency);
 
 #ifdef __cplusplus
 #if __cplusplus
diff --git a/core/common/network/softbus_network_utils.c b/core/common/network/softbus_network_utils.c
index e614e353bf46ae15f4ce46dc7c279dfdc6652d98..32c10f65f7bab625dcfad9837dcf81eadab79f6f 100644
--- a/core/common/network/softbus_network_utils.c
+++ b/core/common/network/softbus_network_utils.c
@@ -29,7 +29,7 @@
 #define FREQUENCY_INVALID  (-1)
 #define CHANNEL_INVALID    (-1)
 
-int ChannelToFrequency(int channel)
+int SoftBusChannelToFrequency(int channel)
 {
     if (channel >= CHANNEL_2G_FIRST && channel <= CHANNEL_2G_LAST) {
         return (channel - CHANNEL_2G_FIRST) * FREQUENCY_STEP + FREQUENCY_2G_FIRST;
@@ -40,7 +40,7 @@ int ChannelToFrequency(int channel)
     }
 }
 
-int FrequencyToChannel(int frequency)
+int SoftBusFrequencyToChannel(int frequency)
 {
     if (frequency >= FREQUENCY_2G_FIRST && frequency <= FREQUENCY_2G_LAST) {
         return (frequency - FREQUENCY_2G_FIRST) / FREQUENCY_STEP + CHANNEL_2G_FIRST;
@@ -51,7 +51,7 @@ int FrequencyToChannel(int frequency)
     }
 }
 
-bool Is5GBand(int frequency)
+bool SoftBusIs5GBand(int frequency)
 {
     if (frequency >= FREQUENCY_5G_FIRST && frequency <= FREQUENCY_5G_LAST) {
         return true;
@@ -59,7 +59,7 @@ bool Is5GBand(int frequency)
     return false;
 }
 
-bool Is2GBand(int frequency)
+bool SoftBusIs2GBand(int frequency)
 {
     if (frequency >= FREQUENCY_2G_FIRST && frequency <= FREQUENCY_2G_LAST) {
         return true;