After awaking from resume the network adapter (Ethernet controller: Realtek Semiconductor Co., Ltd. RTL8111/8168B PCI Express Gigabit Ethernet controller (rev 01)) is down, calling ifup eth0 solves the problem. The network is not always down, only once or twice a day, most resumes do work without problems. with kernel 2.6.27.7-134 there is no such problem machine is an intel core2 duo E8200 running x86_64 Fedora 10, board is Gigabyte DS3R Version-Release number of selected component (if applicable): Kernel 2.6.27.9-159 and 2.6.27.10-167 and 2.6.27.8-144 How reproducible: Happens to me at least once a day Steps to Reproduce: 1. put the system into standby 2. wait some time 3. resume system Actual results: network is down and eth0 is not shown by ifconfig Expected results: network eth0 is up and running and shown by ifconfig Additional info: Network is configured by using NetworkManager service