On Sun, Apr 5, 2009 at 4:39 PM, Sharpe, Sam J < [email protected] <sam.sharpe%[email protected]>>wrote:
> 2009/4/5 Timothy Murphy <[email protected]>: > > Thanks for the response. > > > > Firstly, I have "Wake on LAN" enabled in the BIOS. > > > > Secondly, rather to my surprise the ethernet light goes off > > when I "Hibernate" (I should confess at this point > > that I am running Centos-5.3 on this machine, > > but thought that I was more likely to get a helpful response > > on the Fedora list!) > > but stays on when I shutdown. > > > > In neither case does ping or (attempted) ssh have any effect. > > How exactly is one meant to "wake from LAN". > > One uses Magic Packets. > http://en.wikipedia.org/wiki/Wake-on-LAN > > To do this, first install a wol client on another machine to broadcast > the wakeup: > # yum -y install wol > > Then read about the options: > http://linux.die.net/man/1/wol > > Then one wakes the target machine... > > All my Intel mobos with onboard network can be waked up (no need to install anything, but net-tools): sudo /sbin/ether-wake ip-addr (wakes computer with ip-addr) Then, in /etc/ethers, I have the mac addresses associated to IP addresses: # see man ethers for syntax # andromeda XX:XX:XX:XX:XX:XX ip-addr Never tried with suspend or hibernate. Only when the computer power is off. -- Paulo Roma Cavalcanti LCG - UFRJ
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