format_lldp_chassis_id, n->chassis_id_subtype,
n->chassis_id, vec_len(n->chassis_id), 0,
format_lldp_port_id, n->port_id_subtype, n->port_id,
format_lldp_chassis_id, n->chassis_id_subtype,
n->chassis_id, vec_len(n->chassis_id), 0,
format_lldp_port_id, n->port_id_subtype, n->port_id,