diff --git a/src/sonic-yang-models/tests/yang_model_tests/tests/syslog.json b/src/sonic-yang-models/tests/yang_model_tests/tests/syslog.json
index ee45cf4d28a0..2fe0e9f6b7d2 100644
--- a/src/sonic-yang-models/tests/yang_model_tests/tests/syslog.json
+++ b/src/sonic-yang-models/tests/yang_model_tests/tests/syslog.json
@@ -1,4 +1,19 @@
 {
+    "SYSLOG_SERVER_VALID": {
+        "desc": "Configure SYSLOG_SERVER."
+    },
+    "SYSLOG_SERVER_INVALID_SOURCE": {
+        "desc": "Configure invalid SOURCE in SYSLOG_SERVER.",
+        "eStrKey": "InvalidValue"
+    },
+    "SYSLOG_SERVER_INVALID_PORT": {
+        "desc": "Configure invalid PORT in SYSLOG_SERVER.",
+        "eStrKey": "InvalidValue"
+    },
+    "SYSLOG_SERVER_INVALID_VRF": {
+        "desc": "Configure invalid VRF in SYSLOG_SERVER.",
+        "eStrKey": "InvalidValue"
+    },
     "SYSLOG_SERVER_TEST": {
         "desc": "Load syslog server table with ipv4 address as syslog servers."
     },
@@ -14,5 +29,4 @@
         "desc": "Load syslog server table with invalid ipv6 address as syslog server.",
         "eStrKey": "InvalidValue"
     }
-
-}
\ No newline at end of file
+}
diff --git a/src/sonic-yang-models/tests/yang_model_tests/tests_config/syslog.json b/src/sonic-yang-models/tests/yang_model_tests/tests_config/syslog.json
index ed153c0d6cb3..262d6701bf3b 100644
--- a/src/sonic-yang-models/tests/yang_model_tests/tests_config/syslog.json
+++ b/src/sonic-yang-models/tests/yang_model_tests/tests_config/syslog.json
@@ -1,4 +1,75 @@
 {
+    "SYSLOG_SERVER_VALID": {
+        "sonic-syslog:sonic-syslog": {
+            "sonic-syslog:SYSLOG_SERVER": {
+                "SYSLOG_SERVER_LIST": [
+                    {
+                        "server_address": "100.0.0.1",
+                        "source": "1.1.1.1",
+                        "port": "514",
+                        "vrf": "default"
+                    },
+                    {
+                        "server_address": "200.0.0.1",
+                        "source": "1.1.1.1",
+                        "port": "514",
+                        "vrf": "mgmt"
+                    },
+                    {
+                        "server_address" : "2000::1",
+                        "source": "1111::1111",
+                        "port": "514",
+                        "vrf": "Vrf-Data"
+                    }
+                ]
+            }
+        },
+        "sonic-vrf:sonic-vrf": {
+            "sonic-vrf:VRF": {
+                "VRF_LIST": [
+                    {
+                        "name": "Vrf-Data"
+                    }
+                ]
+            }
+        }
+    },
+    "SYSLOG_SERVER_INVALID_SOURCE": {
+        "sonic-syslog:sonic-syslog": {
+            "sonic-syslog:SYSLOG_SERVER": {
+                "SYSLOG_SERVER_LIST": [
+                    {
+                        "server_address": "100.0.0.1",
+                        "source": "invalid_value"
+                    }
+                ]
+            }
+        }
+    },
+    "SYSLOG_SERVER_INVALID_PORT": {
+        "sonic-syslog:sonic-syslog": {
+            "sonic-syslog:SYSLOG_SERVER": {
+                "SYSLOG_SERVER_LIST": [
+                    {
+                        "server_address": "100.0.0.1",
+                        "port": "65536"
+                    }
+                ]
+            }
+        }
+    },
+    "SYSLOG_SERVER_INVALID_VRF": {
+        "sonic-syslog:sonic-syslog": {
+            "sonic-syslog:SYSLOG_SERVER": {
+                "SYSLOG_SERVER_LIST": [
+                    {
+                        "server_address": "100.0.0.1",
+                        "vrf": "invalid_value"
+                    }
+                ]
+            }
+        }
+    },
     "SYSLOG_SERVER_TEST": {
         "sonic-syslog:sonic-syslog": {
             "sonic-syslog:SYSLOG_SERVER": {