Hmm, I don't seem to be able to reproduce your problem. I currently use:
stgraber@halla:~$ cat /etc/network/interfaces # This file describes the network interfaces available on your system # and how to activate them. For more information, see interfaces(5). # The loopback network interface auto lo iface lo inet loopback # The primary network interface auto bond0 iface bond0 inet static address 10.145.15.20 netmask 255.255.255.0 gateway 10.145.15.1 slaves eth0 eth1 bond_mode 6 bond_miimon 100 bond_updelay 200 bond_downdelay 200 and I get the following in my dmesg: [ 7.151348] Ethernet Channel Bonding Driver: v3.5.0 (November 4, 2008) [ 7.151354] bonding: Warning: either miimon or arp_interval and arp_ip_target module parameters must be specified, otherwise bonding will not detect link failures! see bonding.txt for details. [ 7.155412] bonding: bond0: setting mode to balance-alb (6). [ 7.155520] bonding: bond0: Setting MII monitoring interval to 100. [ 7.155610] bonding: bond0: Setting up delay to 200. [ 7.155686] bonding: bond0: Setting down delay to 200. [ 7.160557] bonding: bond0: doing slave updates when interface is down. [ 7.160568] bonding: bond0: Adding slave eth0. [ 7.160573] bonding bond0: master_dev is not up in bond_enslave [ 7.172556] bonding: bond0: enslaving eth0 as an active interface with a down link. [ 7.197647] e1000: eth0 NIC Link is Up 1000 Mbps Full Duplex, Flow Control: RX [ 7.198734] bonding: bond0: doing slave updates when interface is down. [ 7.198741] bonding: bond0: Adding slave eth1. [ 7.198744] bonding bond0: master_dev is not up in bond_enslave [ 7.209650] bonding: bond0: enslaving eth1 as an active interface with a down link. [ 7.214369] bonding: bond0: link status up for interface eth0, enabling it in 0 ms. [ 7.214539] ADDRCONF(NETDEV_UP): bond0: link is not ready [ 7.214550] bonding: bond0: link status definitely up for interface eth0. [ 7.214556] bonding: bond0: making interface eth0 the new active one. [ 7.214956] bonding: bond0: first active interface up! [ 7.215301] ADDRCONF(NETDEV_CHANGE): bond0: link becomes ready [ 18.148005] bond0: no IPv6 routers present Did I miss something ? -- You received this bug notification because you are a member of Ubuntu Bugs, which is subscribed to Ubuntu. https://bugs.launchpad.net/bugs/482419 Title: 802.3ad interface bonding fails if started too early To manage notifications about this bug go to: https://bugs.launchpad.net/ubuntu/+source/ifenslave-2.6/+bug/482419/+subscriptions -- ubuntu-bugs mailing list ubuntu-bugs@lists.ubuntu.com https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs