diff --git a/radio/1.1/vts/functional/radio_hidl_hal_api.cpp b/radio/1.1/vts/functional/radio_hidl_hal_api.cpp
index 549b592..36fd7c2 100644
--- a/radio/1.1/vts/functional/radio_hidl_hal_api.cpp
+++ b/radio/1.1/vts/functional/radio_hidl_hal_api.cpp
@@ -15,6 +15,7 @@
  */
 
 #include <radio_hidl_hal_utils_v1_1.h>
+#include <vector>
 
 /*
  * Test IRadio.setSimCardPower() for the response returned.
@@ -129,4 +130,116 @@
         ASSERT_TRUE(radioRsp_v1_1->rspInfo.error == RadioError::NONE ||
                     radioRsp_v1_1->rspInfo.error == RadioError::REQUEST_NOT_SUPPORTED);
     }
-}
\ No newline at end of file
+}
+
+/*
+ * Test IRadio.startKeepalive() for the response returned.
+ */
+TEST_F(RadioHidlTest_v1_1, startKeepalive) {
+    std::vector<KeepaliveRequest> requests = {
+        {
+            // Invalid IPv4 source address
+            KeepaliveType::NATT_IPV4,
+            {192, 168, 0 /*, 100*/},
+            1234,
+            {8, 8, 4, 4},
+            4500,
+            20000,
+            0xBAD,
+        },
+        {
+            // Invalid IPv4 destination address
+            KeepaliveType::NATT_IPV4,
+            {192, 168, 0, 100},
+            1234,
+            {8, 8, 4, 4, 1, 2, 3, 4},
+            4500,
+            20000,
+            0xBAD,
+        },
+        {
+            // Invalid Keepalive Type
+            static_cast<KeepaliveType>(-1),
+            {192, 168, 0, 100},
+            1234,
+            {8, 8, 4, 4},
+            4500,
+            20000,
+            0xBAD,
+        },
+        {
+            // Invalid IPv6 source address
+            KeepaliveType::NATT_IPV6,
+            {0xDE, 0xAD, 0xBE, 0xEF, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0xFE, 0xED,
+             0xBE, 0xEF, 0xBD},
+            1234,
+            {0x20, 0x01, 0x48, 0x60, 0x48, 0x60, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
+             0x88, 0x44},
+            4500,
+            20000,
+            0xBAD,
+        },
+        {
+            // Invalid IPv6 destination address
+            KeepaliveType::NATT_IPV6,
+            {0xDE, 0xAD, 0xBE, 0xEF, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0xFE, 0xED,
+             0xBE, 0xEF},
+            1234,
+            {0x20, 0x01, 0x48, 0x60, 0x48, 0x60, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
+             0x88,
+             /*0x44*/},
+            4500,
+            20000,
+            0xBAD,
+        },
+        {
+            // Invalid Context ID (cid), this should survive the initial
+            // range checking and fail in the modem data layer
+            KeepaliveType::NATT_IPV4,
+            {192, 168, 0, 100},
+            1234,
+            {8, 8, 4, 4},
+            4500,
+            20000,
+            0xBAD,
+        },
+        {
+            // Invalid Context ID (cid), this should survive the initial
+            // range checking and fail in the modem data layer
+            KeepaliveType::NATT_IPV6,
+            {0xDE, 0xAD, 0xBE, 0xEF, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0xFE, 0xED,
+             0xBE, 0xEF},
+            1234,
+            {0x20, 0x01, 0x48, 0x60, 0x48, 0x60, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
+             0x88, 0x44},
+            4500,
+            20000,
+            0xBAD,
+        }};
+
+    for (auto req = requests.begin(); req != requests.end(); req++) {
+        int serial = GetRandomSerialNumber();
+        radio_v1_1->startKeepalive(serial, *req);
+        EXPECT_EQ(std::cv_status::no_timeout, wait());
+        EXPECT_EQ(RadioResponseType::SOLICITED, radioRsp_v1_1->rspInfo.type);
+        EXPECT_EQ(serial, radioRsp_v1_1->rspInfo.serial);
+
+        ASSERT_TRUE(radioRsp_v1_1->rspInfo.error == RadioError::INVALID_ARGUMENTS ||
+                    radioRsp_v1_1->rspInfo.error == RadioError::REQUEST_NOT_SUPPORTED);
+    }
+}
+
+/*
+ * Test IRadio.stopKeepalive() for the response returned.
+ */
+TEST_F(RadioHidlTest_v1_1, stopKeepalive) {
+    int serial = GetRandomSerialNumber();
+
+    radio_v1_1->stopKeepalive(serial, 0xBAD);
+    EXPECT_EQ(std::cv_status::no_timeout, wait());
+    EXPECT_EQ(RadioResponseType::SOLICITED, radioRsp_v1_1->rspInfo.type);
+    EXPECT_EQ(serial, radioRsp_v1_1->rspInfo.serial);
+
+    ASSERT_TRUE(radioRsp_v1_1->rspInfo.error == RadioError::INVALID_ARGUMENTS ||
+                radioRsp_v1_1->rspInfo.error == RadioError::REQUEST_NOT_SUPPORTED);
+}
diff --git a/radio/1.1/vts/functional/radio_hidl_hal_utils_v1_1.h b/radio/1.1/vts/functional/radio_hidl_hal_utils_v1_1.h
index dd4f1ef..c797e35 100644
--- a/radio/1.1/vts/functional/radio_hidl_hal_utils_v1_1.h
+++ b/radio/1.1/vts/functional/radio_hidl_hal_utils_v1_1.h
@@ -53,6 +53,7 @@
     hidl_string imsi;
     IccIoResult iccIoResult;
     int channelId;
+    KeepaliveStatus keepaliveStatus;
 
     // Sms
     SendSmsResult sendSmsResult;
@@ -567,4 +568,4 @@
    public:
     virtual void SetUp() {}
     virtual void TearDown() {}
-};
\ No newline at end of file
+};
diff --git a/radio/1.1/vts/functional/radio_response.cpp b/radio/1.1/vts/functional/radio_response.cpp
index 407b464..400ef3c 100644
--- a/radio/1.1/vts/functional/radio_response.cpp
+++ b/radio/1.1/vts/functional/radio_response.cpp
@@ -683,11 +683,16 @@
     return Void();
 }
 
-Return<void> RadioResponse_v1_1::startKeepaliveResponse(const RadioResponseInfo& /*info*/,
-                                                        const KeepaliveStatus& /*status*/) {
+Return<void> RadioResponse_v1_1::startKeepaliveResponse(const RadioResponseInfo& info,
+                                                        const KeepaliveStatus& status) {
+    rspInfo = info;
+    keepaliveStatus = status;
+    parent_v1_1.notify();
     return Void();
 }
 
-Return<void> RadioResponse_v1_1::stopKeepaliveResponse(const RadioResponseInfo& /*info*/) {
+Return<void> RadioResponse_v1_1::stopKeepaliveResponse(const RadioResponseInfo& info) {
+    rspInfo = info;
+    parent_v1_1.notify();
     return Void();
-}
\ No newline at end of file
+}