16 ip dhcp conflict ping-detection enable, 17 ip dhcp ping packets – PLANET XGS3-24040 User Manual
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Parameters:
Command mode:
Global Mode
Usage Guide:
This command is used to configure a DHCP address pool under Global Mode and enter the DHCP
address configuration mode.
Example:
Defining an address pool named “1”.
Switch(config)#ip dhcp pool 1
Switch(dhcp-1-config)#
24.1.16 ip dhcp conflict ping-detection enable
Command:
ip dhcp conflict ping-detection enable
no ip dhcp conflict ping-detection enable
Function:
Enable Ping-detection of conflict on DHCP server; the no operation of this command will disable the
function.
Parameters:
None.
Default Settings:
By default, Ping-detection of conflict is disabled.
Command Mode:
Global Configuration Mode.
Usage Guide:
To enable Ping-detection of conflict, one should enable the log of conflict addresses, when which is
disabled, so will the ping-detection of conflict. When a client is unable to receive Ping request
messages (when blocked by firewall, for example), this function will check local ARP according to
allocated IP: if a designated IP has a corresponding ARP, then an address conflict exists; otherwise,
allocate it to the client.
Examples:
Enable Ping-detection of conflict.
Switch(config)#ip dhcp conflict ping-detection enable
Related Command:
ip dhcp conflict logging, ip dhcp ping packets, ip dhcp ping timeout
24.1.17 ip dhcp ping packets
Command:
ip dhcp ping packets
no ip dhcp ping packets
Function: