Command Reference Guide

3Com Router 5000 Family and Router 6000 Family dhcp server ping ● 95
Command Reference
dhcp server ping
Purpose Use the dhcp server ping command to configure the maximum number of ping
packets that the DHCP server is allowed to send and the longest time period that the
DHCP server should wait for the response to each ping packet.
Use the undo dhcp server ping command to restore the default settings.
Syntax dhcp server ping { packets number | timeout milliseconds }
undo dhcp server ping { packets | timeout }
Parameters packets number
The maximum number of ping packets allowed to be
sent. Valid values are 0 to 10. (0 indicates that no ping
operation will be performed.)
If no value is specified, the default value is 2.
timeout milliseconds
The longest time period that the DHCP server waits for
the response to each ping packet (in milleseconds).
Valid values are 0 to 10000.
If no value is specified, the default is 500 milliseconds.
Example Allow the DHCP server to send up to ten ping packets and wait 500 milliseconds (the
default setting) for the response to each packet.
[3Com] dhcp server ping packets 10
View This command can be used in the following views:
■ System view
Description To prevent the address collision resulted from repeated IP address allocation, DHCP
server sends ping packets to detect that an address is available.