code: def get_out_srvc_node_ip_addr(cls, tenant_id):
          
          if tenant_id not in cls.serv_obj_dict:
              LOG.error("Fabric not prepared for tenant %s", tenant_id)
              return
          tenant_obj = cls.serv_obj_dict.get(tenant_id)
          out_subnet_dict = tenant_obj.get_out_ip_addr()
          next_hop = str(netaddr.IPAddress(out_subnet_dict.get('subnet')) + 2)
          return next_hop
docs: Retrieves the OUT service node IP address.