Intelligent Platform Management Interface is a mechanism to manage and monitor computer hardware from the OS running on that hardware, or remotely over the network. It is implemented by a separate controller on the motherboard, called the Baseband Management Controller.

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Isn't Ctrl-Alt-Delete on Linux *really* dangerous?

Is the default Ctrl-Alt-Delete shutdown -r functionality on Linux systems a dangerous feature? Years ago, when I deployed physical systems with attached keyboards and monitors, I'd sometimes modify ...
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2answers
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How can I manage hundreds of IPMI BMCs?

I have over 200 computers which can provide IPMI services. The servers are manufactured by several different companies (SuperMicro, Dell, etc.), and there are 6-7 BMC models from about 5 different ...
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4answers
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How does IPMI sideband share the ethernet port with the host?

We have a number of Supermicro machines with IPMI/BMC features. Some of these machines use an onboard BMC, while others use an add-on card. We are looking into using sideband due to it's reduced ...
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6answers
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Nested RDP and VMWare and ILO console sessions: keystroke repetition and latency

I'm working on a remote server installation entirely through ILO (but this also applies to IPMI and VMWare console sessions). Due to the software application and environment, my access is restricted ...
12
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5answers
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Is it possible to reset the password on a SuperMicro IPMI interface?

Is it possible to reset the password on a SuperMicro IPMI interface? My motherboard is model X8STI-F.
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5answers
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Configuring SuperMicro IPMI to use one of the LAN interfaces instead of the IPMI port?

The SuperMicro X8SIE-F board has two dedicated LAN interfaces for the operating system (LAN1/2) and one dedicated LAN interface for IPMI. Is it possible to configure IPMI to use one of the LAN1/2 ...
11
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6answers
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Securing a SuperMicro IPMI BMC

I've recently acquired a SuperMicro X8DTU-F motherboard, which has a built-in BMC, which basically runs the IPMI system. It turns out to be a small Linux system running on an ARM processor. ...
9
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2answers
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Support for virtual IPMI in a VM?

This might be a silly question, but... Is there any hypervisor or other virtualization solution which supports a "virtual IPMI" for virtual machines? I.e. would allow access to something that looks ...
8
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3answers
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Using Supermicro IPMI behind a Proxy?

This is a SuperMicro server with a X8DT3 motherboard which contains an On-board IPMI BMC. In this case, the BMC is a Winbond WPCM450). I believe many Dell servers use this a similar BMC model. A ...
7
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3answers
5k views

What's the difference between IPMI cycle and reset?

What's the difference between restarting a machine using chasis power cycle versus chasis power reset ?
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What is the difference between IDRAC, IPMI and ILO?

I sometimes hear my colleagues talking about IDRAC, IPMI and ILO when restarting a server.It seems that those terms are often misused. For instance, is there a difference between saying that you ...
6
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345 views

Dedicated servers - how to protect ipmi

When providing dedicated services, what is your best practise to protect IPMI either from public network or through kernel module. Firstly, I want to be sure that if someone scans my networks and he ...
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2answers
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Does Supermicro IPMI require OnBoard video to be enabled?

Title pretty much says it all. I am using a supermicro board with integrated IPMI support. When I connect remotely I can take control of the mouse and keyboard but the video is totally black (no ...
6
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2answers
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Force Dell iDracs and BMC's to use lanplus instead of lan interface

Is there a way to force my Dell BMCs and iDrac cards to only use the lanplus interface and not use the insecure "lan" interface. I understand that there are some "firewall" features in the IPMI spec. ...
6
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1answer
2k views

Linux: Print all messages to primary console *and* secondary console (monitor/KVM)?

I run Linux (Red Hat-based, CentOS, SL, versions 5 & 6) on a variety of Supermicro and other whitebox servers. Some have IPMI, some do not. Some of these systems are attached to a ...
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5answers
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How can I tell which interface my Supemicro IPMI is piggybacking on?

I've used IPMI before, but only on servers where the IPMI interface had a dedicated ethernet port. I've got an Ubuntu 10.04 server with two ethernet cards, which is supposed to have an IPMI interface ...
5
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2answers
570 views

Which STONITH hardware for power fencing?

I'd like to setup a two node high availability cluster using corosync/pacemaker/drbd. For that, of course, I need fencing. As far as I understand, all IPMI/iLO/... solutions do the job, but only as ...
5
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2answers
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How can I find out if my server has IPMI of some sort?

I've never seen a Linux server I admin. How can I find out if it has IPMI of some sort installed? I tried answering my own question by installing ipmitool: Setting up ipmitool (1.8.9-2) ... Starting ...
5
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2answers
7k views

Supermicro IPMI and Windows Share

I am trying to do a Windows Share for a Supermicro IPMI. I go to "Virtual Media" and then "CD-ROM image". I need to enter: Share to host: Path to Image: User: Password: I know to enter my Windows ...
5
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1answer
4k views

How to check if my Supermicro IPMI is compromised with plaintext admin password over the web?

I've some Supermicro servers with IPMI running, and as described in this blog (http://blog.cari.net/carisirt-yet-another-bmc-vulnerability-and-some-added-extras) there's a critical vulnerability to ...
5
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2answers
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How can I pass kernel arguments via PXE to an Ubuntu-like OS installer ISO?

I'm in a tough situation in which I need to perform a remote installation of a QuantaStor (Ubuntu-based - hiss) appliance onto hardware with limited out-of-band access functionality. The target ...
5
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2answers
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how to install OS remotly using Supermicro IPMI?

I have detected server that I can access using supermicro IPMI. I need to reinstall the OS (linux centos 5) because the current OS cannot boot (kernel panic problems). how can I do that?
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2answers
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Change Boot Order Remotely

Using Windows Share, I was able to connect media in order to do an OS reload using IPMI. However, I also need to change the boot order of the server. My issue is that I cannot seem to get to the ...
5
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1answer
779 views

Supermicro + IPMI + FreeBSD: Kernel prints at 1-bps

I am running FreeBSD 8.2-RELEASE. The machine is a Supermicro 5015M with a IPMI 2.0 daughterboard. When I boot this host, the boot process proceeds fine. I see the BIOS, the RAID BIOS, the first and ...
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5answers
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DHCPDISCOVER requests from an off-by-one MAC address

In a Linux DHCP server I'm getting a bunch of these log lines: dhcpd: DHCPDISCOVER from 00:30:48:fe:5c:9c via eth1: network 192.168.2.0/24: no free leases I don't have any machines with ...
4
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2answers
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With the Supermicro Embedded BMC, is it possible to connect to Serial Over Lan via SSH?

I have several dozen Supermicro servers which use the Supermicro Embedded BMC. The documentation on that page suggests that I can access the Serial Over LAN (Serial Console) over SSH: SMASH ...
4
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3answers
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ipmi - can't ping or remotely connect

I've tried configuring the IPMI controller to accept remote connections, but I can't even ping it. Here is its status: #/usr/local/bin/ipmitool lan print 2 Set in Progress : Set Complete ...
4
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2answers
3k views

How do I redirect the kernel console output on Ubuntu 10.04

When I reboot my Ubuntu 10.04 nodes, I'd like to be able to see the kernel boot messages when connecting to the IPMI interfaces using Serial Over LAN mode (ttyS0). What do I need to do to be able to ...
4
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1answer
1k views

Running ipmitool as a non-root user

I want to monitor some hardware-related data on a headless CentOS6 server. More specifically, things like voltages, fan speeds, thermal data... Since the server is headless, the best way I found to ...
4
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1answer
2k views

Configuring RADIUS or LDAP on Supermicro (ATEN) IPMI

I'm trying to get our new server, a X8DTN+-F's IMPI configured to talk to our authentication servers. The two choices are LDAP and RADIUS. I'm debugging this by looking at packet captures, as it ...
4
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1answer
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HP DL165G7: NMI error

One of "my" DL165 G7 Proliants has rebooted out of the blue for the second time this month. The reboot was accompanied by these system event log entries in LightsOut: Event Type Date Time ...
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1answer
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IPMI not fucntioning with Network Bonding

I am having problems with running IPMI on my servers that have network bonding enabled. Platform: CentOS release 5.3 (Final) Kernel: 2.6.18-92.el5 64bit Dell PowerEdge 1950 Ethernet ...
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2answers
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IPMI: What is “Planar” temperature?

I'm digging through the output of ipmitool sdr list on a Dell PE R710 - and I see there's a sensor reading named "Planar Temp" - which reads higher than the ambient temperature but lower than the CPU ...
3
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1answer
684 views

Linux: Why does Single User mode work on Serial Console but not on the attached Keyboard/Video/Monitor?

I have a Scientific Linux 6.1 system, which on a Supermicro server which supports IPMI. It's also running with Upstart, which affects how serial consoles work. My system has a serious problem which ...
3
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1answer
470 views

Supermicro IPMI unable to access through shared port

I have several supermicro servers (X8DTU-F, X7SPA-HF). I am using IPMI configuration with shared ethernet port (X7SPA-HF doesn't have dedicated port though). IPMI over ethernet is working perfectly. ...
3
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2answers
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Get power status over ipmi from zabbix

I am now looking for a way how to monitoring a server hardware such as fans/power supplies/etc.. The problem is, we have very dynamic environment - servers are automatically powered on/off - even ...
3
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3answers
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agetty IPMI serial console on RHEL respawning too fast

I have a dell poweredge 2970 server with a serial console over ip enabled on the first ethernet. The server with Red Hat enteprise 5.4 is configured to have console over ttyS1 in grub ...
3
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0answers
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SuperMicro IPMI using Windows-based RADIUS (NPS)

I'm struggling to use a Windows-based RADIUS setup (Network Policy Server) with SuperMicro IPMI interfaces. I've found that I need to add vendor-specific attribute H=4, I=4 (Appendix C in the ...
3
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1answer
4k views

Accessing Supermicro IPMI via SSH

When you deal with Supermicro IPMI/BMC, you could access it via: HTTP(S) in your browser - seeing web pages with sensors/configs and java applet to run redirection console IPMI protocol (using ...
2
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2answers
862 views

Does IPMI always include KVM?

Does IPMI always include KVM? Is it always able to mount remote .ISO's and show viewport image?
2
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2answers
738 views

Hardware to remotely reset a server which doesn't have a built in IPMI module?

I work for a hosting company, where we offer colocation services. Since we offer colocation for client hardware which we don't own, a lot of the client devices don't have an IPMI module to allow ...
2
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2answers
3k views

Compaq ILO over SSH to Vmware - How to press ALT-F1

I have a Compaq DL380 G4 running an ILO on a shared ethernet port, so I only have SSH access. On this machine I have VMWare vSphere 4. I can ssh into the ILO, issue remcons, and see the lovely ...
2
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2answers
274 views

Best way to hide ILO/IPMI management port and not using public IPs

I have 5 servers, each has one internet port and one ipmi port, so I am using 10 external IPs. Its a bit problem with a provider to get more IPs and also I want to hide IPMI ports since sometimes ...
2
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2answers
3k views

IPMI goes offline after powering up machine

Just got a Supermicro X7SPE-HF-D525 and it's my first time trying IPMI. I can connect to the IPMI web interface and use IPMIView to connect, but as soon as I power up the machine, I lose connection ...
2
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1answer
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Is it possible to restart a supermicro kvm with ipmitool? (the kvm not the server)

The KVM on my supermicro motherboard seems to have crashed or is otherwise not answering network requests on it's assigned IP address. I need to try to restart the KVM (not the server). Is this ...
2
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2answers
3k views

Restrict IPMI access on Dell BMC and iDRAC to an allowed IP range

I'm trying to secure the iDRAC's and BMC's on some of my Dell servers (R210, R410, R510). I want to restrict access to IPMI commands to only a few IP addresses. I've successfully restricted access to ...
2
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1answer
586 views

IPMI Card loses network connection on server powerup/powerdown

Here is what happens. Server is powered down but can get access to the IMPI card. Within the IPMI utility I tell the server to power up. When I tell the server to power up the network connection is ...
2
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3answers
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Supermicro IPMI KVM: connection failed

I have several Supermicro servers, and I can't connect to any of their KVM's through IPMI anymore; I keep getting 'connection failed'. I first noticed it with one, but trying others resulted in the ...
2
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1answer
3k views

IPMI client for Windows

Do you know a IPMI client for Windows supporting the protocol IPMI over Lan version 1.5? I want extract sensors data(fan speed, temperature) from a HP Integrity Superdome with the IPMI over lan ...
2
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1answer
669 views

Can't get IPMI sensor data

I have SuperMicro 1U 6016T-MTHF with Winbond WPCM450 BMC server. Here's my problem: root@foo:~# ipmitool -I open sensor FAN 1 | 8281.000 | RPM | ok | 400.000 | 576.000 | ...