add new port counters
diff --git a/src/python/loxi/of13/const.py b/src/python/loxi/of13/const.py
index 3db0c69..22fc76e 100644
--- a/src/python/loxi/of13/const.py
+++ b/src/python/loxi/of13/const.py
@@ -313,6 +313,11 @@
 OFP_BSN_PORT_COUNTER_TX_LATE_COLLISIONS = 19
 OFP_BSN_PORT_COUNTER_TX_DEFERRED = 20
 OFP_BSN_PORT_COUNTER_TX_PAUSE_OUTPUT = 21
+OFP_BSN_PORT_COUNTER_RX_PACKETS = 22
+OFP_BSN_PORT_COUNTER_TX_PACKETS = 23
+OFP_BSN_PORT_COUNTER_RX_LENGTH_ERRORS = 24
+OFP_BSN_PORT_COUNTER_RX_OVERFLOW_ERRORS = 25
+OFP_BSN_PORT_COUNTER_TX_CARRIER_ERRORS = 26
 
 ofp_bsn_port_counter_map = {
     0: 'OFP_BSN_PORT_COUNTER_RX_BYTES',
@@ -337,6 +342,11 @@
     19: 'OFP_BSN_PORT_COUNTER_TX_LATE_COLLISIONS',
     20: 'OFP_BSN_PORT_COUNTER_TX_DEFERRED',
     21: 'OFP_BSN_PORT_COUNTER_TX_PAUSE_OUTPUT',
+    22: 'OFP_BSN_PORT_COUNTER_RX_PACKETS',
+    23: 'OFP_BSN_PORT_COUNTER_TX_PACKETS',
+    24: 'OFP_BSN_PORT_COUNTER_RX_LENGTH_ERRORS',
+    25: 'OFP_BSN_PORT_COUNTER_RX_OVERFLOW_ERRORS',
+    26: 'OFP_BSN_PORT_COUNTER_TX_CARRIER_ERRORS',
 }
 
 # Identifiers from group ofp_bsn_tcp_flag