diff --git a/dap_chain_net_srv.c b/dap_chain_net_srv.c
index 79e9ea18cb088dd69d89bdf62ba31ba48ce8b61d..54fa3fa8eeb3fc7e47f4fef6677ef0b62bdc756f 100644
--- a/dap_chain_net_srv.c
+++ b/dap_chain_net_srv.c
@@ -24,65 +24,65 @@
 
 #include "utlist.h"
 
-#include "dap_chain_srv.h"
+#include "dap_chain_net_srv.h"
 
-#define LOG_TAG "chain_srv"
+#define LOG_TAG "chain_net_srv"
 
 size_t m_uid_count;
-dap_chain_srv_uid_t * m_uid;
+dap_chain_net_srv_uid_t * m_uid;
 
 /**
- * @brief dap_chain_srv_init
+ * @brief dap_chain_net_srv_init
  * @return
  */
-int dap_chain_srv_init()
+int dap_chain_net_srv_init()
 {
     m_uid = NULL;
-    m_uid_count = NULL;
+    m_uid_count = 0;
     return 0;
 }
 
 /**
- * @brief dap_chain_srv_deinit
+ * @brief dap_chain_net_srv_deinit
  */
-void dap_chain_srv_deinit()
+void dap_chain_net_srv_deinit()
 {
 
 }
 
 /**
- * @brief dap_chain_srv_add
+ * @brief dap_chain_net_srv_add
  * @param a_srv
  */
-void dap_chain_srv_add(dap_chain_srv_t * a_srv)
+void dap_chain_net_srv_add(dap_chain_net_srv_t * a_srv)
 {
 
 }
 
 /**
- * @brief dap_chain_srv_get
+ * @brief dap_chain_net_srv_get
  * @param a_uid
  * @return
  */
-dap_chain_srv_t * dap_chain_srv_get( dap_chain_srv_uid_t a_uid)
+dap_chain_net_srv_t * dap_chain_net_srv_get( dap_chain_net_srv_uid_t a_uid)
 {
 
 }
 
 /**
- * @brief dap_chain_srv_count
+ * @brief dap_chain_net_srv_count
  * @return
  */
-const size_t dap_chain_srv_count()
+const size_t dap_chain_net_srv_count()
 {
 
 }
 
 /**
- * @brief dap_chain_srv_list
+ * @brief dap_chain_net_srv_list
  * @return
  */
-const dap_chain_srv_uid_t * dap_chain_srv_list()
+const dap_chain_net_srv_uid_t * dap_chain_net_srv_list()
 {
 
 }
diff --git a/dap_chain_net_srv.h b/dap_chain_net_srv.h
index 780be5fda2e7b73dbe280cd042bca06bf9ed2414..95ea1393ba7f55380de29c84a2f15f7b73e4c8f2 100644
--- a/dap_chain_net_srv.h
+++ b/dap_chain_net_srv.h
@@ -23,23 +23,23 @@
 */
 #pragma once
 
-#include "dap_chain_node.h"
-#include "dap_chain_srv_pkt.h"
+#include "dap_chain_net_node.h"
+#include "dap_chain_net_srv_pkt.h"
 
-typedef struct dap_chain_srv
+typedef struct dap_chain_net_srv
 {
-    dap_chain_node_t * node;
-    dap_chain_srv_uid_t uid; // Unique ID for service.
+    dap_chain_net_node_t * node;
+    dap_chain_net_srv_uid_t uid; // Unique ID for service.
 
     void * _internal;
     void * _inhertor;
-} dap_chain_srv_t;
+} dap_chain_net_srv_t;
 
-int dap_chain_srv_init();
-void dap_chain_srv_deinit();
+int dap_chain_net_srv_init();
+void dap_chain_net_srv_deinit();
 
-void dap_chain_srv_add(dap_chain_srv_t * a_srv);
-dap_chain_srv_t * dap_chain_srv_get( dap_chain_srv_uid_t a_uid);
-const size_t dap_chain_srv_count();
-const dap_chain_srv_uid_t * dap_chain_srv_list();
+void dap_chain_net_srv_add(dap_chain_net_srv_t * a_srv);
+dap_chain_net_srv_t * dap_chain_net_srv_get( dap_chain_net_srv_uid_t a_uid);
+const size_t dap_chain_net_srv_count();
+const dap_chain_net_srv_uid_t * dap_chain_net_srv_list();
 
diff --git a/dap_chain_net_srv_pkt.c b/dap_chain_net_srv_pkt.c
index e7e590f651bc0bc0e903d25cdada9f945d860aab..81f7256af3f1750c5a328a76891e6c6597efdb77 100644
--- a/dap_chain_net_srv_pkt.c
+++ b/dap_chain_net_srv_pkt.c
@@ -1,3 +1,3 @@
-#include "dap_chain_srv_pkt.h"
+#include "dap_chain_net_srv_pkt.h"
 
-#define LOG_TAG "srv_pkt"
+#define LOG_TAG "chain_net_srv_pkt"
diff --git a/dap_chain_net_srv_pkt.h b/dap_chain_net_srv_pkt.h
index 0e731fb315fc7b286d5e486df6ba2697d4a789c5..264a613685c1f3646f054c38f770d97c4710d188 100644
--- a/dap_chain_net_srv_pkt.h
+++ b/dap_chain_net_srv_pkt.h
@@ -26,10 +26,10 @@
 
 #include <stdint.h>
 
-typedef uint64_t dap_chain_srv_uid_t;
-typedef struct dap_chain_srv_pkt{
+typedef uint64_t dap_chain_net_srv_uid_t;
+typedef struct dap_chain_net_srv_pkt{
     struct {
-        dap_chain_srv_uid_t uid;
+        dap_chain_net_srv_uid_t uid;
     } __attribute__((packed)) header ;
     uint8_t data[];
-} __attribute__((packed)) dap_chain_srv_pkt_t;
+} __attribute__((packed)) dap_chain_net_srv_pkt_t;