diff --git a/openflow_input/bsn_tlv b/openflow_input/bsn_tlv
index cc81b96..2867b0e 100644
--- a/openflow_input/bsn_tlv
+++ b/openflow_input/bsn_tlv
@@ -274,3 +274,39 @@
     uint16_t length;
     uint64_t value;
 };
+
+struct of_bsn_tlv_system_priority: of_bsn_tlv {
+    uint16_t type == 40;
+    uint16_t length;
+    uint16_t value;
+};
+
+struct of_bsn_tlv_system_mac: of_bsn_tlv {
+    uint16_t type == 41;
+    uint16_t length;
+    of_mac_addr_t value;
+};
+
+struct of_bsn_tlv_port_priority: of_bsn_tlv {
+    uint16_t type == 42;
+    uint16_t length;
+    uint16_t value;
+};
+
+struct of_bsn_tlv_port_num: of_bsn_tlv {
+    uint16_t type == 43;
+    uint16_t length;
+    uint16_t value;
+};
+
+struct of_bsn_tlv_port_key: of_bsn_tlv {
+    uint16_t type == 44;
+    uint16_t length;
+    uint16_t value;
+};
+
+struct of_bsn_tlv_convergence_status: of_bsn_tlv {
+    uint16_t type == 45;
+    uint16_t length;
+    uint8_t value;
+};