IPMI

Intelligent Platform Management Interface

Docs

• http://www.intel.com/design/servers/ipmi/
• http://en.wikipedia.org/wiki/Intelligent_Platform_Management_Interface
• http://openipmi.sf.net/
• Configuring IPMI under Linux using ipmitool
• http://lonesysadmin.net/2005/09/23/configuring-and-securing-ipmi-on-dell-poweredge-x8xx-hardware/
• https://www.secure-computing.net/wiki/index.php/BMC_Nagios#Power_Supply_Check
• http://sources.redhat.com/cluster/wiki/IPMI_FencingConfig
• http://www.nabble.com/IPMI-and-Dell-ERA-O-td19214114.html
• https://docs.oracle.com/cd/E19464-01/820-6850-11/IPMItool.html
• Zabbix#IPMI Monitoring IPMI with Zabbix

Considerations

• bmc/ipmi seems to prefer to be on primary network interface, using a DIFFERENT ip from the actual network

 

ipmitool commands

Configuring IPMI

Set network to dhcp

ipmitool lan set 1 ipsrc dhcp

 

Managing users

List users

ipmitool user list 1

Change password

2 is usually ADMIN

ipmitool user set password 2

 

Reading status

( also see http://sources.redhat.com/cluster/wiki/IPMI_FencingConfig)

Simple status check

ipmitool -I lanplus -H <IPADDR> -U root -P changeme chassis status

Get some hints about commands

ipmitool -I open help

 

List all sensors

ipmitool -I lanplus -H <IPADDR> -U root -P changeme sdr elist full

or

 ipmitool -I lanplus -H <IPADDR> -U root -P changeme sensor

Check ipmi

ipmitool -I open lan print 1

Check lan/network configuration

ipmitool -I open lan print

Serial console over LAN

ipmitool -U root -I lanplus -H 10.0.0.91 sol activate

Boot a remote box

ipmitool -U root -I lanplus -H 10.0.0.91 chassis power on

 

Sensor information

ipmitool -I open sensor

PSU status

ipmitool -I open sdr type "Power Supply" Status

 

Shut down a remote box

ipmitool -U root -I lanplus -H 10.0.0.91 chassis power off
ipmittool -U root -H 10.0.0.91 -E shell

On freeBsd

kldload ipmi

 

FAQ

ipmitool user list

Get User Access command failed (channel 14, user 1): Invalid data field in request.

Unable to send IPMI presence ping packet

yeah, could be anything again

Change ip address

ipmitool lan print 1
ipmitool lan set 1 ipaddr x.x.x.x
ipmitool lan set 1 defgw ipaddr x.x.x.x
      

IPMI command failed: Request data field length limit exceeded

If you're trying to set a password, try a more complex password.

ipmitool -v Get Auth Capabilities error

could be firmware/version issue

Error: Unable to establish IPMI v2 / RMCP+ session

Try -I lan instead of -I lanplus

Info: SOL payload already active on another session

Try sol deactivate