报错内容：

# ipmitool   channel info 1
Could not open device at /dev/ipmi0 or /dev/ipmi/0 or /dev/ipmidev/0: No such file or directory
Unable to Get Channel Info
因为没有启动ipmi服务，解决方法：
[root@localhost ipmitool-1.8.11]# /etc/init.d/ipmi start
Starting ipmi drivers:                                     [   OK   ]
[root@localhost ipmitool-1.8.11]# ipmitool   channel info 1    
Channel 0x1 info:
  Channel Medium Type   : 802.3 LAN
  Channel Protocol Type : IPMB-1.0
  Session Support       : multi-session
  Active Session Count   : 3
  Protocol Vendor ID     : 7154
  Volatile(active) Settings
    Alerting             : enabled
    Per-message Auth     : enabled
    User Level Auth     : enabled
    Access Mode         : always available
  Non-Volatile Settings
    Alerting             : enabled
    Per-message Auth     : enabled
    User Level Auth     : enabled
    Access Mode         : always available