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0
votes
2answers
273 views

What does a high number of rx_crc_errors indicate?

When running ethtool I notice a very high level of rx_crc_errors. When the server is under heavy load the counter goes even higher. What does this typically point to as the source of the problem? ...
3
votes
3answers
247 views

How do I verify the speed of my NIC?

I just installed a new gigabit network interface card (NIC) in Linux. How do I tell if it is really set to gigabit speeds? I see ethtool has an option to set the speed, but I can't seem to figure ...
1
vote
0answers
599 views

Cannot enable WOL in Ubuntu using ethtool

I'm trying to build a linux box that will run without a monitor or keyboard, runs Ubuntu server, will go into suspend after a certain amount of time and is able to be woken up through network ...
1
vote
1answer
345 views

ethtool, WOL: What does “wake on physical activity” actually mean and (how) can I use it?

I fighting with the WOL settings of my Ubuntu box at the moment. The idea is to have an HTTP/SVN server to sleep while it's unused and wake up when it's accessed. So far, wake-on-LAN works and is ...
0
votes
1answer
113 views

What tool can write arbitrary mii register

I did not see this capability in ethtool. Provided my driver support the SIOCSMIIREG ioctl, I should be able to write any mii register. Do you know any tool that would make use of this capability ?
1
vote
3answers
95 views

live Boot any linux distro to console

Is there any .iso linux image distro that boots into console and not into x? I just want to run some simple linux commands like ethtool alternatively, I would like any boot cd that let me test the ...
0
votes
3answers
2k views

Ethtool on VMWare

I'm trying to determine the speed of my ethernet uplinks using ethtool on my VM (a VMware ESX Server). Running the command gives the following output: ~> ethtool eth0 Settings for eth0: ...
1
vote
2answers
4k views

How to get ethtool wake-on-lan setting to “stick”?

I have a couple of machines in my server room normally powered off which it's useful to be able to power up remotely. One of them is an old dual-P3 IBM serverWorks Intel STL2 machine on which ...
7
votes
3answers
3k views

Which tool should I trust, mii-tool and ethtool don't show me the same values

Our hosting company provides all the switching infrastructure for our servers. The private network, connected to eth2 should be GbE. Recently I've been suspecting that something is misconfigured as ...