Regarding iDRAC there is a comprehensive overview of the various features here Put simply, yes iDRAC supports IPMI. I always advise getting the Enterprise license - you can get a months trial license too.
https://www.dell.com/support/manuals/en-uk/oth-r6525/idrac9_4.00.00.00_ug_new/licensed-features-in-idrac9?guid=guid-e8a767a7-3648-48d7-945a-a700da1d5c96&lang=en-us If that is overwhelming you (it probably does) drop am an email offline. On Tue, 1 Jun 2021 at 10:57, Marco van Beek via GLLUG < gllug@mailman.lug.org.uk> wrote: > As many others have already said. the ideal is if this is part of the > baseboard management tool of the servers. Although both DELL and HP call > it by their own names (and often charge extra for additional features) > the generic term is IPMI, or Intelligent Platform Management Interface > (https://en.wikipedia.org/wiki/Intelligent_Platform_Management_Interface). > > However, you do have to buy servers that support this, but it gives you > a lot of control, and is a lot cheaper that a compilation of a networked > KVM and a networked PDU. In most cases it is brought out as a separate > Ethernet port on the back of the server, which means you can run it on a > completely separate network should you wish for security purposes. > > IPMI systems usually includes the ability to boot of remote media, like > the CD-ROM of your own computer, so you can analyse (and often fix) > corrupt boot drives without leaving home. As long as you have power to > the server (and the switch the IPMI is plugged in to, of course), you > have the ability to start fixing it. > > These days when I buy a new server, we never even plug a screen or > keyboard in to it. We just do enough of the install over the KVM > interface that comes with the IPMI system, and then carry on with SSH as > an when the server is booted. > > Even without a license the HP "integrated Lights Out" system will still > allow basic troubleshooting until the OS boots. I haven't played with > Dell's system, but I am sure someone on the list can confirm. We use > SuperMicro servers and if you get a motherboard with IPMI, they come > fully featured. > > So I suggest looking on the back of the servers you already have and see > if there are any unexplained Ethernet ports, usually located in a > different place to the main Etherports the OS uses. As some else said, > maybe you already have some servers with the functionality you need. > > Regards, > > Marco > > On 29/05/2021 16:19, stuart taylor via GLLUG wrote: > > Hi all, > > > > During the past 15 months I have managed to change various things > involving our systems, for the better I think. We have also gained various > part time volunteer admins, who are very good, mostly better than I am. One > of them showed me how he could power down his servers remotely over IP, and > restart them again. This looks very useful as we are spending less time at > the building and mostly working from home. I have previously managed to > obtain a cabinet, for our servers, change the lock for a padlock based > system and restrict the key holders to a few people. This means switching > servers on, or off, is better controlled, but also makes it more difficult > for the admins to reboot when they are at home. Can anyone point me towards > a suitable 'power supply over IP' solution? Are there any drawbacks to > using these? > > > > Stuart > > > > > -- > GLLUG mailing list > GLLUG@mailman.lug.org.uk > https://mailman.lug.org.uk/mailman/listinfo/gllug
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