|出典： Traffic contract 『フリー百科事典 ウィキペディア(Wikipedia)』 最終更新 17 December 2017, at 16:37 UTC、URL: https://en.wikipedia.org/wiki/Traffic_contract
If a service (or application) wishes to use a broadband network (an ATM network in particular) to transport a particular kind of traffic, it must first inform the network about what kind of traffic is to be transported, and the performance requirements of that traffic. The application presents this information to the network in the form of a traffic contract.
[2 Type of Service] Unspecified Bit Rate (UBR) : The UBR service category also is similar to nrt-VBR, because it is used for connections that transport variable bit rate traffic for which there is no reliance on time synchronization between the traffic source and destination. ...
|UBR||Unspecified Bit Rate||unspecified bit rate||ユービーアール|