diff --git a/src/sonic_ax_impl/mibs/ietf/rfc2863.py b/src/sonic_ax_impl/mibs/ietf/rfc2863.py
index 96d6bf3e4..6cdbc518c 100644
--- a/src/sonic_ax_impl/mibs/ietf/rfc2863.py
+++ b/src/sonic_ax_impl/mibs/ietf/rfc2863.py
@@ -93,7 +93,6 @@ def __init__(self):
         self.mgmt_alias_map = {}
         self.vlan_oid_name_map = {}
         self.vlan_name_map = {}
-        self.rif_port_map = {}
         self.if_counters = {}
         self.if_range = []
         self.if_name_map = {}
@@ -128,9 +127,6 @@ def reinit_data(self):
         self.vlan_oid_sai_map, \
         self.vlan_oid_name_map = Namespace.get_sync_d_from_all_namespace(mibs.init_sync_d_vlan_tables, self.db_conn)
 
-        self.rif_port_map, \
-        self.port_rif_map = Namespace.get_sync_d_from_all_namespace(mibs.init_sync_d_rif_tables, self.db_conn)
-
         self.if_range = sorted(list(self.oid_name_map.keys()) +
                                list(self.oid_lag_name_map.keys()) +
                                list(self.mgmt_oid_name_map.keys()) +