Comment 10 for bug 247478

ogra@classmate:~$ sudo modprobe -r r8169
ogra@classmate:~$ sudo modprobe r8169
ogra@classmate:~$ sudo ethtool eth0
Settings for eth0:
        Supported ports: [ TP ]
        Supported link modes: 10baseT/Half 10baseT/Full
                                100baseT/Half 100baseT/Full
                                1000baseT/Full
        Supports auto-negotiation: Yes
        Advertised link modes: 10baseT/Half 10baseT/Full
                                100baseT/Half 100baseT/Full
        Advertised auto-negotiation: Yes
        Speed: Unknown! (0)
        Duplex: Half
        Port: Twisted Pair
        PHYAD: 0
        Transceiver: internal
        Auto-negotiation: on
        Supports Wake-on: pumbg
        Wake-on: g
        Current message level: 0x00000033 (51)
        Link detected: no

dmesg during removal/addition of the module:
[ 5545.844003] ACPI: PCI interrupt for device 0000:01:00.0 disabled
[ 5549.014105] r8169 Gigabit Ethernet driver 2.2LK loaded
[ 5549.014886] ACPI: PCI Interrupt 0000:01:00.0[A] -> Link [LNKA] -> GSI 10 (level, low) -> IRQ 10
[ 5549.014936] PCI: Setting latency timer of device 0000:01:00.0 to 64
[ 5549.018957] eth0: RTL8101e at 0xe04fa000, 00:03:0d:89:1f:1d, XID 34200000 IRQ 222
[ 5549.098476] r8169: eth0: link down
[ 5549.098915] ADDRCONF(NETDEV_UP): eth0: link is not ready