drv-netif-dpdk is a DPDK network interface for rump kernels. The combined result is a userspace TCP/IP stack doing packet I/O via DPDK.
See the wiki page for more information and instructions.
For free support, use the rump kernel mailing list at [email protected] (you can subscribe here). Please do not send private email to the authors. You can also ask simple questions on irc: #rumpkernel on irc.freenode.net.