Troubleshooting

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Check the switch port based on IP address

  • On core switch
    • show arp | include 192.168.200.100
    • show MAC address-table | include 0000.0000.0001
  • Locate the access switch from above input
  • On access switch
    • show MAC address-table | include 0000.0000.0001

Check IP based on MAC address

  • show arp | include 0000.0000.0001

Debug DHCP

  • debug dhcp server events
  • show ip dhcp pool VLAN10
  • show ip dhcp conflict
  • no ip dhcp conflict logging
  • ip dhcp conflict resolution

10/100/1000M port only work on 100M mode

  • Cat 5E or higher
  • All 4 pairs

Lost package when ping iDRAC IP address

  • iDRAC may not work properly on 10/100/1000M Auto mode
  • Set 100M on switch port manually