The Nintendo Network is an online service for Wii U and 3DS in 2011. It is the successor to the Nintendo Wi-Fi Connection for Wii and DS. A Nintendo Network ID is required in order to access Nintendo Network services. Nintendo network services, (excluding third party applications), for each system include as follows:
Nintendo Network Icon
Wii U:[]
Friend List
Nintendo eShop
Internet Browser
Nintendo TVii
Notifications
Download Center
Wii U Chat
Nintendo 3DS[]
Friend List
Notifications
Internet Browser
Nintendo eShop