[Vocabulary] What is the meaning of "residential" in the following sentences?

[Armin.Sheikh]

I read a book about computer network, the word residential is frequently used in book but i can't understand exact and correct meaning of this word in this book, i write 3 example sentences from book

1.End system access the Internet through ISP including residential ISP such as ...
2.ISP provide a variety of types of network access to the end system, including residential broadband access such as cable modem or ...
3.Today, the two most prevalent types of broadband residential access are DSL and cable.

 

[SoothingDave]

To the homes of people. To their residences.

As opposed to service provided to businesses.