某网络结构如下图所示。PC1的用户在浏览器地址栏中入www.abc.com获取响应页面，而输入61.102.58.77可以正常打开Web页面，则导致该现象的可能是（ ）。
- A.域名解析失败
- B.网关配置错误
- C.PC1网络参数配置错误
- D.路由配置错误
正确答案及解析
正确答案
A
解析
从题干的描述可以非常清晰地知道,通过域名无法正常的获取页面,但是通过IP地址可以获得正常的页面访问,因此说明域名解析失败.
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