Information technology . telecommunications and information exchange between systems . intermediate system to intermediate system intra - domain routeing information exchange protocol for use in conjunction with the protocol for providing the connectionless - mode network service iso 8473 信息技术.系统间通讯和信息交换.与无连接模式网络服务协议结合使用的中间系统到中间系统的域间路由选择信息交换协议
