You will not be required to manually assign hostnames and domain names in a dynamic IP addressing scheme.
在动态分配 IP 地址的网络系统里，不需要手工分配主机名和域名。
Dynamic IP addressing is part of what enables you to take your laptop somewhere new, connect to the Internet, and receive IP traffic.
动态分配IP地址是你能带着你的笔记本走到某个新地方却依然联着网和接受IP数据的必要条件。
The dynamic update feature enables these DNS servers to register DNS host names and IP addresses for hosts that use DHCP for host IP addressing.
动态更新特性使这些DNS服务器能记录使用DHCP的主机的主机名和IP地址。
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