刷题刷出新高度，偷偷领先！偷偷领先！偷偷领先！ 关注我们，悄悄成为最优秀的自己！

单选题

ICMP is short for Internet（1）Message Protocol,and is an integral part of the Internet (72) suite (commonly referred to as TCP/IP).It is a (73) Iayer protocol used By network devices to diagnose network communication issues. IP is not designed to be absolutely reliable. ICMP is to provide feedback about problems in the communication environment, not to make IP（2）。One of the most well-known and useful message messages in an ICMP datagram is the Destination（3）which is generated for several reasons, including unable to reach a network, a host, a port, or a protocol。

A
Unreliable
B
Unavailable
C
Unreachable
D
Unusable
使用微信搜索喵呜刷题，轻松应对考试！

答案：

C

解析：

根据题目描述，ICMP是用来提供网络通信问题的反馈，而不是使IP协议变得可靠。因此，在提到目的不可达消息时，正确的选项是“Unreachable”，即C选项。

创作类型：
原创

本文链接：ICMP is short for Internet（1）Message Protocol,and

版权声明：本站点所有文章除特别声明外，均采用 CC BY-NC-SA 4.0 许可协议。转载请注明文章出处。

让学习像火箭一样快速，微信扫码，获取考试解析、体验刷题服务，开启你的学习加速器！

分享考题
share