bad news.. after rebooting this morning I have the same issue with the latest kernel! no link detected, but yesterday when I rebooted just after installed the new kernel that was ok..
Linux 3.2.1-030201-generic #201201121644 SMP Thu Jan 12 21:45:24 UTC 2012 x86_64 x86_64 x86_64 GNU/Linux Settings for eth0: Supported ports: [ TP ] Supported link modes: 10baseT/Half 10baseT/Full 100baseT/Half 100baseT/Full 1000baseT/Half 1000baseT/Full Supports auto-negotiation: Yes Advertised link modes: 10baseT/Half 10baseT/Full 100baseT/Half 100baseT/Full 1000baseT/Half 1000baseT/Full Advertised pause frame use: No Advertised auto-negotiation: No Speed: Unknown! Duplex: Unknown! (255) Port: Twisted Pair PHYAD: 0 Transceiver: internal Auto-negotiation: on MDI-X: Unknown Supports Wake-on: pg Wake-on: g Current message level: 0x000000ff (255) drv probe link timer ifdown ifup rx_err tx_err Link detected: no -- You received this bug notification because you are a member of Ubuntu Bugs, which is subscribed to Ubuntu. https://bugs.launchpad.net/bugs/918292 Title: Ethernet not detected, link detected: no To manage notifications about this bug go to: https://bugs.launchpad.net/ubuntu/+source/linux/+bug/918292/+subscriptions -- ubuntu-bugs mailing list ubuntu-bugs@lists.ubuntu.com https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs