I have had this problem using an Asus P7P55D motherboard (Realtek PCIe GBE family integrated ethernet) while just trying Ubuntu 10.10 off the CD (not actually even installing Ubuntu).
The cold reboot fix worked for me.
I have had this problem using an Asus P7P55D motherboard (Realtek PCIe GBE family integrated ethernet) while just trying Ubuntu 10.10 off the CD (not actually even installing Ubuntu).
The cold reboot fix worked for me.