You can set a TCP6 sliding window size to improve network performance. The sliding window size indicates the receive or send buffer size of a TCP6 socket.
Procedure
Run system-view
The system view is displayed.
Run tcp ipv6 windowwindow-size
The receive or send buffer size of a TCP6 socket is set.
By default, the receive or send buffer size of a TCP6 socket is 8 KB. The receive or send buffer size of a TCP6 socket ranges from 1 KB to 32 KB.