網絡域

網絡域是指同一計算機基礎設施內的一個分組，管理者可以將計算機基礎設施劃分為不同的分組，而一個分組可以有多個私人計算機網絡或主機^[1]^[2]^[3]。網絡域可以通過域名來識別。

參考文獻

^ Compare: Anderson, Howard; Yull, Sharon; Hellingsworth, Bruce. Higher National Computing 2. Oxford: Routledge. 2001: 2602004 [2015-08-18]. ISBN 9781136398988. （原始內容存檔於2016-04-27）. A network domain is more formally defined as a group for servers controlled by a primary domain controller. The idea is that this group of servers can behave as a single combined unit.
^ Compare:Chen, Lidong; Gong, Guang. Communication System Security. Chapman & Hall/CRC Cryptography and Network Security Series. CRC Press. 2012: 313 [2015-08-18]. ISBN 9781439840368. （原始內容存檔於2016-05-13）. The terminology, network domain, comes from the cellular systems. Traditionally, a cellular service provider owns not only radio frequency spectrums but also certain network infrastructure, for example, base stations, switches, and servers. All these entities are connected through wired network to provide telephony service. A network domain is the wired portion of an operator's network.
^ Postel, J. RFC: 920 - Domain Requirements. Internet Engineering Task Force. October 1984 [27 January 2019]. （原始內容存檔於2021-01-12）.