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haonan pushed a commit to branch cp_rpc_address
in repository https://gitbox.apache.org/repos/asf/iotdb.git

commit bb075c12aa0abb9f0c0eb46e5f497acab4ab6f0f
Author: Haonan <[email protected]>
AuthorDate: Thu Jan 22 14:44:48 2026 +0800

    Change default dn rpc address (#17060)
    
    * Change default dn rpc address
    
    * Change default dn rpc address
---
 .../datanode/src/main/java/org/apache/iotdb/db/conf/IoTDBConfig.java    | 2 +-
 .../node-commons/src/assembly/resources/conf/iotdb-system.properties    | 2 +-
 .../src/assembly/resources/conf/iotdb-system.properties.template        | 2 +-
 3 files changed, 3 insertions(+), 3 deletions(-)

diff --git 
a/iotdb-core/datanode/src/main/java/org/apache/iotdb/db/conf/IoTDBConfig.java 
b/iotdb-core/datanode/src/main/java/org/apache/iotdb/db/conf/IoTDBConfig.java
index deec50ecb18..b2655e350a2 100644
--- 
a/iotdb-core/datanode/src/main/java/org/apache/iotdb/db/conf/IoTDBConfig.java
+++ 
b/iotdb-core/datanode/src/main/java/org/apache/iotdb/db/conf/IoTDBConfig.java
@@ -118,7 +118,7 @@ public class IoTDBConfig {
   private int mqttMaxMessageSize = 1048576;
 
   /** Rpc binding address. */
-  private String rpcAddress = "0.0.0.0";
+  private String rpcAddress = "127.0.0.1";
 
   /** whether to use thrift compression. */
   private boolean rpcThriftCompressionEnable = false;
diff --git 
a/iotdb-core/node-commons/src/assembly/resources/conf/iotdb-system.properties 
b/iotdb-core/node-commons/src/assembly/resources/conf/iotdb-system.properties
index c51f948ad25..c8badb4101f 100644
--- 
a/iotdb-core/node-commons/src/assembly/resources/conf/iotdb-system.properties
+++ 
b/iotdb-core/node-commons/src/assembly/resources/conf/iotdb-system.properties
@@ -39,7 +39,7 @@ cn_internal_address=127.0.0.1
 cn_internal_port=10710
 cn_consensus_port=10720
 
-dn_rpc_address=0.0.0.0
+dn_rpc_address=127.0.0.1
 dn_rpc_port=6667
 dn_internal_address=127.0.0.1
 dn_internal_port=10730
diff --git 
a/iotdb-core/node-commons/src/assembly/resources/conf/iotdb-system.properties.template
 
b/iotdb-core/node-commons/src/assembly/resources/conf/iotdb-system.properties.template
index e95ce5a1bea..126feb4123d 100644
--- 
a/iotdb-core/node-commons/src/assembly/resources/conf/iotdb-system.properties.template
+++ 
b/iotdb-core/node-commons/src/assembly/resources/conf/iotdb-system.properties.template
@@ -73,7 +73,7 @@ cn_consensus_port=10720
 # Could set 127.0.0.1(for local test) or ipv4 address
 # effectiveMode: restart
 # Datatype: String
-dn_rpc_address=0.0.0.0
+dn_rpc_address=127.0.0.1
 
 # Used for connection of IoTDB native clients(Session)
 # Bind with dn_rpc_address

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