The Range header, which specifies the the sub-range(s) of the response that the client requests be returned in lieu of the entire response.
Syntax
HttpRequestHeader Range
Requirements
Namespace: System.Net
Assembly: System (in System.dll)
Assembly Versions: 2.0.0.0, 4.0.0.0
Since: .NET 2.0
Assembly: System (in System.dll)
Assembly Versions: 2.0.0.0, 4.0.0.0
Since: .NET 2.0