- Written by Navlok Mishra
- Posted on 2月 8, 2017
- Updated on 9月 2, 2025
- 11648 Views
WRED ( Weighted Random Early Detection ) is one of the congestion management techniques. It works at queue level to drop packets randomly after crossing the given queue threshold even before the queue is full. Without WRED, all newly arriving packets get tail dropped once the queue is full, which creates TCP global synchronization issues. WRED helps to avoid TCP global synchronization.
