diff --git a/CHANGELOG.md b/CHANGELOG.md
index bea48b9..b05b8b6 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -34,6 +34,11 @@
 
 8. oem-ibm: Alias `pldm_oem_ibm_fru_field_type` members as `PLDM_OEM_IBM_*`
 9. oem: ibm: Add Firmware Update Access Key(UAK) as a FRU field type
+10. platform: Add 3 PDR type enum for Redfish Device Enablement per
+    DSP0248_1.2.0
+11. state_set: Add CONNECTED and DISCONNECTED enum for Link State set
+12. entity: Add enum for Network Interface Connectors and Network Ports
+    Connection Types
 
 ### Changed
 
diff --git a/include/libpldm/entity.h b/include/libpldm/entity.h
index ab2c175..f48786b 100644
--- a/include/libpldm/entity.h
+++ b/include/libpldm/entity.h
@@ -138,6 +138,28 @@
 	PLDM_ENTITY_PLUG = 189,
 	PLDM_ENTITY_SOCKET = 190,
 
+	/* Network Interface Connectors */
+	PLDM_ENTITY_RJ45 = 200,
+	PLDM_ENTITY_XFP = 201,
+	PLDM_ENTITY_SFP = 202,
+	PLDM_ENTITY_SFP10 = 203,
+	PLDM_ENTITY_SFP16 = 205,
+	PLDM_ENTITY_SFP28 = 206,
+	PLDM_ENTITY_SFP_PLUS = 207,
+	PLDM_ENTITY_SFPDD = 208,
+	PLDM_ENTITY_CSFP = 209,
+	PLDM_ENTITY_QSFP = 210,
+	PLDM_ENTITY_QSFP28 = 211,
+	PLDM_ENTITY_QSFP_PLUS = 212,
+	PLDM_ENTITY_QSFPDD = 213,
+	PLDM_ENTITY_OSFP = 214,
+
+	/* Network Ports Connection Types */
+	PLDM_ENTITY_ETHERNET = 300,
+	PLDM_ENTITY_INFINIBAND = 301,
+	PLDM_ENTITY_FIBRECHANEL = 302,
+	PLDM_ENTITY_OMINIPATH = 303,
+
 	/* OEM ranges */
 	PLDM_OEM_ENTITY_TYPE_START = 24576,
 	PLDM_OEM_ENTITY_TYPE_END = 32767,
diff --git a/include/libpldm/platform.h b/include/libpldm/platform.h
index 1b39823..a2c001c 100644
--- a/include/libpldm/platform.h
+++ b/include/libpldm/platform.h
@@ -162,7 +162,7 @@
 	PLDM_GET_PDR = 0x51,
 };
 
-/** @brief PLDM PDR types
+/** @brief PLDM PDR types defined in DSP0248_1.2.0 section 28.2
  */
 enum pldm_pdr_types {
 	PLDM_TERMINUS_LOCATOR_PDR = 1,
@@ -186,6 +186,9 @@
 	PLDM_EVENT_LOG_PDR = 19,
 	PLDM_PDR_FRU_RECORD_SET = 20,
 	PLDM_COMPACT_NUMERIC_SENSOR_PDR = 21,
+	PLDM_REDFISH_RESOURCE_PDR = 22,
+	PLDM_REDFISH_ENTITY_ASSOCIATION_PDR = 23,
+	PLDM_REDFISH_ACTION_PDR = 24,
 	PLDM_OEM_DEVICE_PDR = 126,
 	PLDM_OEM_PDR = 127,
 };
diff --git a/include/libpldm/state_set.h b/include/libpldm/state_set.h
index 8e86529..a64cf83 100644
--- a/include/libpldm/state_set.h
+++ b/include/libpldm/state_set.h
@@ -189,6 +189,13 @@
 	PLDM_STATE_SET_THERMAL_TRIP_STATUS_THERMAL_TRIP = 2,
 };
 
+/* @brief List of states for the Set Link state (ID 33).
+ */
+enum pldm_state_set_link_state_values {
+	PLDM_STATE_SET_LINK_STATE_CONNECTED = 1,
+	PLDM_STATE_SET_LINK_STATE_DISCONNECTED = 2,
+};
+
 /* @brief List of states for the Software-related state set (ID 129).
  */
 enum pldm_software_termination_status_values {