阅读以下说明，回答问题1～3，将解答填入答题纸的对应栏内。
某公司的网络拓扑结构如图3-1所示。其中的DHCP server安装的Linux系统。
【问题3】（4分）
Windows 系统中，用户在命令行方式下，通过 （9） 命令可以看到提供IP地址的DHCP服务器信息，但实际查看到本机的IP地址为169.254.103.155，且无法使用internet服务，则用户可以通过运行 （10）和（11） 命令进行修复。若执行命令之后，查看到本机的IP地址仍为169.254.103.155，则可能是因为（12）。
正确答案及解析
正确答案
解析
（9）ipconfig /all （10）ipconfig /release （11）ipconfig /renew
（12） 网络没有DHCP服务器或者无法与dhcp服务器通信，获不到地址。
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