The U-Net 2.1 distribution was updated on 25 Feb 1998 to include a kernel patch which solves the unresolved symbol problems on Linux 2.0.30 kernels. The primary goal is to assess the performance tradeoffs involved in doing protocol processing on the NI in conjunction with user-level networking. Dynamic Memory Management for User-level Network Interfaces. You can obtain the release as unet-2.1.tar.gz . Fast Ethernet controller and the Zeitnet PCI ATM interface using the NEC uPD98401 SAR under Windows NT 4.0.
Release notes are also available.
Low-Latency Communication over Fast Ethernet , M. Welsh, A. Basu, and T. von Eicken, EuroPar '96, Lyon, France, August 1996. NOW retreat, Tahoe, January 14 1998. This talk is the best general overview of the U-Net system. This talk describes the U-Net source code in detail. The slides for Incorporating Memory Management into User-Level Network Interfaces , given at Hot Interconnects V, Stanford, August 21, 1997.