diff --git a/libraries/AP_Networking/AP_Networking.cpp b/libraries/AP_Networking/AP_Networking.cpp
index 6e0161bfe258e..1e3e1b47a0748 100644
--- a/libraries/AP_Networking/AP_Networking.cpp
+++ b/libraries/AP_Networking/AP_Networking.cpp
@@ -64,6 +64,10 @@ const AP_Param::GroupInfo AP_Networking::var_info[] = {
     // @RebootRequired: True
     // @User: Advanced
     AP_GROUPINFO("TESTS", 7,  AP_Networking,    param.tests,   0),
+
+    // @Group: TEST_IP
+    // @Path: AP_Networking_address.cpp
+    AP_SUBGROUPINFO(param.test_ipaddr, "TEST_IP", 8,  AP_Networking, AP_Networking_IPV4),
 #endif
 
     AP_GROUPEND
diff --git a/libraries/AP_Networking/AP_Networking.h b/libraries/AP_Networking/AP_Networking.h
index 10a120a4c9419..d7e9bee1d5950 100644
--- a/libraries/AP_Networking/AP_Networking.h
+++ b/libraries/AP_Networking/AP_Networking.h
@@ -167,6 +167,7 @@ class AP_Networking
         AP_Int32 options;
 #if AP_NETWORKING_TESTS_ENABLED
         AP_Int32 tests;
+        AP_Networking_IPV4 test_ipaddr{AP_NETWORKING_TEST_IP};
 #endif
     } param;
 
diff --git a/libraries/AP_Networking/AP_Networking_Config.h b/libraries/AP_Networking/AP_Networking_Config.h
index 992c44ab4b685..16d105b230e5b 100644
--- a/libraries/AP_Networking/AP_Networking_Config.h
+++ b/libraries/AP_Networking/AP_Networking_Config.h
@@ -67,6 +67,6 @@
 
 #if AP_NETWORKING_TESTS_ENABLED
 #ifndef AP_NETWORKING_TEST_IP
-#define AP_NETWORKING_TEST_IP "192.168.13.15"
+#define AP_NETWORKING_TEST_IP "192.168.13.2"
 #endif
 #endif
diff --git a/libraries/AP_Networking/AP_Networking_SITL.h b/libraries/AP_Networking/AP_Networking_SITL.h
new file mode 100644
index 0000000000000..915e43f5f7341
--- /dev/null
+++ b/libraries/AP_Networking/AP_Networking_SITL.h
@@ -0,0 +1,22 @@
+#pragma once
+
+#include "AP_Networking_Config.h"
+
+#if AP_NETWORKING_BACKEND_SITL
+#include "AP_Networking_Backend.h"
+
+class AP_Networking_SITL : public AP_Networking_Backend
+{
+public:
+    using AP_Networking_Backend::AP_Networking_Backend;
+
+    /* Do not allow copies */
+    CLASS_NO_COPY(AP_Networking_SITL);
+
+    bool init() override {
+        return true;
+    }
+    void update() override {}
+};
+
+#endif // AP_NETWORKING_BACKEND_SITL
diff --git a/libraries/AP_Networking/AP_Networking_tests.cpp b/libraries/AP_Networking/AP_Networking_tests.cpp
index 29372b2bd949a..b4b335f872762 100644
--- a/libraries/AP_Networking/AP_Networking_tests.cpp
+++ b/libraries/AP_Networking/AP_Networking_tests.cpp
@@ -40,7 +40,7 @@ void AP_Networking::test_UDP_client(void)
     }
     hal.scheduler->delay(1000);
     GCS_SEND_TEXT(MAV_SEVERITY_INFO, "UDP_client: starting");
-    const char *dest = AP_NETWORKING_TEST_IP;
+    const char *dest = param.test_ipaddr.get_str();
     auto *sock = new SocketAPM(true);
     if (sock == nullptr) {
         GCS_SEND_TEXT(MAV_SEVERITY_ERROR, "UDP_client: failed to create socket");
@@ -75,7 +75,7 @@ void AP_Networking::test_TCP_client(void)
     }
     hal.scheduler->delay(1000);
     GCS_SEND_TEXT(MAV_SEVERITY_INFO, "TCP_client: starting");
-    const char *dest = AP_NETWORKING_TEST_IP;
+    const char *dest = param.test_ipaddr.get_str();
     auto *sock = new SocketAPM(false);
     if (sock == nullptr) {
         GCS_SEND_TEXT(MAV_SEVERITY_ERROR, "TCP_client: failed to create socket");