Difference between revisions of "Troubleshooting"
From AlphaBook
(→Clean arp cache) |
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== Clean arp cache == | == Clean arp cache == | ||
* clean ip arp | * clean ip arp | ||
| − | * clean arp | + | * clean arp-cache |
== Debug DHCP == | == Debug DHCP == | ||
Revision as of 13:27, 8 October 2018
Contents
Check the switch port based on IP address
- On core switch
- show arp | include 192.168.200.100
- show mac address-table | include 3a00.031e.bb00
- Locate the access switch from above input
- On access switch
- show mac address-table | include 3a00.031e.bb00
Check IP based on MAC address
- show arp | include 0000.0000.0001
Clean arp cache
- clean ip arp
- clean arp-cache
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
