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1
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1answer
402 views

Wake on LAN through PHY and unicast only works in the first ~30 seconds after pm-suspend

I'm having some trouble with Wake on LAN through PHY and unicast. I'm able to wake the system by pinging or sshing the shut down machine, but only within the first ~30 seconds. Why's that, what could ...
0
votes
1answer
44 views

WakeOnLan error

I've been working on a wakeonlan script, which worked fine, until now. Then program wakeonlan, which is not made by me, isn't functioning properly. When I use perl -w /usr/bin/wakeonlan I get this ...
10
votes
2answers
5k views

Can one ping a NIC by MAC

I have an NIC card on a Debian machine somewhere. The machine is turned off, but I need to know whether the NIC card is turned on so that I can send a wake-on-lan magic packet later (from another ...
5
votes
3answers
818 views

Find out if computer started via Wake-on-LAN or power button?

Is there any (reliable) way to find out if the PC booted because of a Wake-on-LAN Packet instead of pressing the power button? I want automatically check if WOL is correctly configured. I know about ...
5
votes
3answers
2k views

Transform an UDP unicast packet into broadcast?

We need to wake-up some computers on our internal LAN, from the Internet. We have a somewhat closed router. Very few ways to configure it. I'd like to use netfilter (iptables) to do this because it ...
2
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2answers
2k views

lts is there a way to enable sleep mode and wake on lan?

I was wondering if it were posible to make my server go to sleep after a set period of time, but still be listening for lan requests. I use my server as a media server that might get used 3 or 4 hours ...
4
votes
4answers
865 views

Put Linux server into sleep and wake it up using WOL packets

I am looking for a way to put my Linux home server in standby after a period without any "heart beat" network activity. I would like to use WOL packets as a heart beat signal. These packages will be ...
1
vote
3answers
2k views

Use DD-WRT to auto WOL when traffic is on same subnet

So i've seen the WOL scripts and they seem like they could work well when i'm trying to connect from a computer that is outside my router. Script i'm using: ...
3
votes
2answers
937 views

Is there a way to find the mac address of a remote machine I have connected to with ssh?

I have machine at the office which is shut off I was hoping to turn it on from home using wake on lan. Reading about this, I have realized that I need the MAC address of the machine. Is there a way to ...
6
votes
3answers
3k views

Wake-on-LAN with BusyBox?

Is it possible to implement the wake-on-lan magic packet in bash? I'm using a old, customized BusyBox and don't have ether-wake. Is it possible to replace it with some other shell command, like: ...
13
votes
7answers
10k views

Faster way than ping for checking if computer online?

I'm writing a wake on lan script for a set of our lab computers. We have sqlite db with a list of the computer hostnames, IPs, and MACs and currently I ping each of them with '-c1' so it doesn't run ...
8
votes
2answers
2k views

How to power off a system but still keep it available on the network

I'm looking into installing a file server on my network, for serving data and backups. I want this machine to be available at all times, but I would rather not keep it on all the time (as to conserve ...