diff --git a/CMakeLists.txt b/CMakeLists.txt
index 126870f..5911606 100644
--- a/CMakeLists.txt
+++ b/CMakeLists.txt
@@ -32,10 +32,13 @@ endif ()
 
 if (USED_LWIP)
     MESSAGE("Select Option USED_LWIP")
-    ADD_SUBDIRECTORY(srcs/lwip)
 endif ()
 
 if (USED_OPENDHCPD)
     MESSAGE("Select Option USED_OPENDHCPD")
     ADD_SUBDIRECTORY(srcs/open_dhcp)
 endif ()
+
+if (USED_LWIP OR VCPE_AGENT)
+    ADD_SUBDIRECTORY(srcs/lwip)
+endif ()
diff --git a/srcs/CMakeLists.txt b/srcs/CMakeLists.txt
index 5921e57..8b80869 100644
--- a/srcs/CMakeLists.txt
+++ b/srcs/CMakeLists.txt
@@ -11,12 +11,15 @@ include(ExternalProject)
 # 判断依赖库是否存在
 FIND_PACKAGE(PkgConfig)
 
-PKG_SEARCH_MODULE(LIBCURL REQUIRED libcurl)
-PKG_SEARCH_MODULE(LIBSSL REQUIRED libssl)
-PKG_SEARCH_MODULE(LIBCRYPTO REQUIRED libcrypto)
+if (USED_LWIP OR VCPE_AGENT)
+    PKG_SEARCH_MODULE(LIBCURL REQUIRED libcurl)
+    PKG_SEARCH_MODULE(LIBSSL REQUIRED libssl)
+    PKG_SEARCH_MODULE(LIBCRYPTO REQUIRED libcrypto)
+    LIST(APPEND COMMON_LIBS "${LIBCURL_LDFLAGS} ${LIBSSL_LDFLAGS} ${LIBCRYPTO_LDFLAGS}")
+    LIST(APPEND COMMON_LIBS "-ldl -lpthread -lzlog -lm -luv -lzmq -luuid -lconfig")
+endif ()
 
-SET(COMMON_LIBS ${LIBCURL_LDFLAGS} ${LIBSSL_LDFLAGS} ${LIBCRYPTO_LDFLAGS})
-SET(COMMON_LIBS ${COMMON_LIBS} "-ldl -lpthread -lzlog -lm -luv -lzmq -luuid -lconfig")
+LIST(APPEND COMMON_LIBS "-lpthread")
 
 INCLUDE_DIRECTORIES(include ./ ./include ./libs/include ./lwip/src/include ./lwip/src/arch_linux/include ${COMMON_INCLUDE})
 
diff --git a/srcs/libs/CMakeLists.txt b/srcs/libs/CMakeLists.txt
index aef0347..8f3eb0c 100644
--- a/srcs/libs/CMakeLists.txt
+++ b/srcs/libs/CMakeLists.txt
@@ -7,19 +7,22 @@ include(ExternalProject)
 INCLUDE_DIRECTORIES(include ./ ./include ../lwip/src/include ../lwip/src/arch_linux/include ../include ${COMMON_INCLUDE})
 FILE(GLOB C_HEADS include/*.h include/uthash/*.h include/s2j/*.h)
 
-AUX_SOURCE_DIRECTORY(args C_SRC)
-AUX_SOURCE_DIRECTORY(init C_SRC)
-AUX_SOURCE_DIRECTORY(misc C_SRC)
-AUX_SOURCE_DIRECTORY(database C_SRC)
-AUX_SOURCE_DIRECTORY(banner C_SRC)
-AUX_SOURCE_DIRECTORY(configure C_SRC)
-AUX_SOURCE_DIRECTORY(network C_SRC)
-AUX_SOURCE_DIRECTORY(task C_SRC)
-AUX_SOURCE_DIRECTORY(mq C_SRC)
-AUX_SOURCE_DIRECTORY(cmdline C_SRC)
-AUX_SOURCE_DIRECTORY(crypto C_SRC)
 AUX_SOURCE_DIRECTORY(json C_SRC)
-AUX_SOURCE_DIRECTORY(hardware C_SRC)
+
+if (USED_LWIP OR VCPE_AGENT)
+    AUX_SOURCE_DIRECTORY(args C_SRC)
+    AUX_SOURCE_DIRECTORY(init C_SRC)
+    AUX_SOURCE_DIRECTORY(misc C_SRC)
+    AUX_SOURCE_DIRECTORY(database C_SRC)
+    AUX_SOURCE_DIRECTORY(banner C_SRC)
+    AUX_SOURCE_DIRECTORY(configure C_SRC)
+    AUX_SOURCE_DIRECTORY(network C_SRC)
+    AUX_SOURCE_DIRECTORY(task C_SRC)
+    AUX_SOURCE_DIRECTORY(mq C_SRC)
+    AUX_SOURCE_DIRECTORY(cmdline C_SRC)
+    AUX_SOURCE_DIRECTORY(crypto C_SRC)
+    AUX_SOURCE_DIRECTORY(hardware C_SRC)
+endif ()
 
 SET(CMAKE_C_STANDARD 99)
 
diff --git a/srcs/open_dhcp/CMakeLists.txt b/srcs/open_dhcp/CMakeLists.txt
index cf58a61..6b34cbc 100644
--- a/srcs/open_dhcp/CMakeLists.txt
+++ b/srcs/open_dhcp/CMakeLists.txt
@@ -6,7 +6,7 @@ INCLUDE_DIRECTORIES(../libs/include ./)
 
 FILE(GLOB DHCPD_HEADS ./*.h)
 
-add_definitions(-Wno-format-overflow)
+ADD_DEFINITIONS(-Wno-format-overflow)
 #ADD_EXECUTABLE(${PROJECT_TARGET} opendhcpd.cpp ${DHCPD_HEADS})
 ADD_LIBRARY(${DHCPD_PROJECT_TARGET} opendhcpd.cpp ${DHCPD_HEADS})
 
diff --git a/srcs/open_dhcp/opendhcpd.cpp b/srcs/open_dhcp/opendhcpd.cpp
index d985e6c..c4e3e46 100644
--- a/srcs/open_dhcp/opendhcpd.cpp
+++ b/srcs/open_dhcp/opendhcpd.cpp
@@ -1765,8 +1765,10 @@ MYDWORD chkaddr(data9 *req) {
 
 #include <net/if_arp.h>
 
+#pragma clang diagnostic push
+#pragma ide diagnostic ignored "cert-err34-c"
 int getHwAddr(char *buff, char *mac) {
-    if (buff == NULL || mac == NULL) {
+    if (buff == nullptr || mac == nullptr) {
         return -1;
     }
 
@@ -1778,14 +1780,15 @@ int getHwAddr(char *buff, char *mac) {
     }
 
     for (i = 0; i < 6; i++) {
-        buff[i] = p[i];
+        buff[i] = (char)p[i];
     }
 
     return 0;
 }
+#pragma clang diagnostic pop
 
 int arpSet(const char *ifname, char *ipStr, char *mac) {
-    if (ifname == NULL || ipStr == NULL || mac == NULL) {
+    if (ifname == nullptr || ipStr == nullptr || mac == nullptr) {
         printf("para is null.\n");
         return -1;
     }
diff --git a/srcs/vcpe_main.c b/srcs/vcpe_main.c
index 9c56331..f412c92 100644
--- a/srcs/vcpe_main.c
+++ b/srcs/vcpe_main.c
@@ -1,14 +1,15 @@
 //
 // Created by xajhu on 2021/6/29 0029.
 //
+#if LWIP_ON
 #include <uv.h>
 #include <zlog.h>
-
 #include "cmdline.h"
 #include "task_manager.h"
 #include "init.h"
 #include "user_info.h"
 #include "lwip/tcpip.h"
+#endif
 #include "open_dhcp/dhcpd.h"
 
 #if LWIP_ON