Display Dhcp Server Conflict; Display Dhcp Server Expired - H3C s3100 series Command Manual

# Enable the DHCP server to support all the sub-options of Option 184 in VLAN-interface 1. The NCP IP
address is 1.1.1.1 and the IP address of the alternate server is 2.2.2.2. The voice VLAN is enabled, with
the ID being 3. The fail-over IP address is 3.3.3.3 and the dial number string is 99*.
[Sysname-Vlan-interface1] dhcp select interface
[Sysname-Vlan-interface1] dhcp server voice-config ncp-ip 1.1.1.1
[Sysname-Vlan-interface1] dhcp server voice-config as-ip 2.2.2.2
[Sysname-Vlan-interface1] dhcp server voice-config voice-vlan 3 enable
[Sysname-Vlan-interface1] dhcp server voice-config fail-over 3.3.3.3 99*

display dhcp server conflict

Syntax
display dhcp server conflict { all | ip ip-address }
View
Any view
Parameters
all: Specifies all IP addresses.
ip ip-address: Specifies one IP address.
Description
Use the display dhcp server conflict command to display the statistics of IP address conflicts on the
DHCP server.
Related commands: reset dhcp server conflict.
Examples
# Display the statistics of IP address conflicts.
<Sysname> display dhcp server conflict all
Address
192.168.0.1
--- total 1 entry ---
Table 1-1 Description on the fields of the display dhcp server conflict command
Address
Discover Time

display dhcp server expired

Syntax
display dhcp server expired { ip ip-address | pool [ pool-name ] | interface [ interface-type
interface-number ] | all }
Discover time
Apr 2 2000 00:25:46 AM
Field
1-20
Description
Conflicting IP address
Time when the conflict is detected