Administrator Guide

Layer 3 Routing Commands 1531
• The destination UDP port must match a configured relay entry.
DHCP relay cannot be enabled and disabled globally. IP helper can be
enabled or disabled globally. Enabling IP helper enables DHCP relay.
Commands in this Section
This section explains the following commands:
bootpdhcprelay maxhopcount
Use the bootpdhcprelay maxhopcount command in Global Configuration
mode to configure the maximum allowable relay agent hops for BootP/DHCP
Relay on the system. Use the no form of the command to set the maximum
hop count to the default value.
Syntax
bootpdhcprelay maxhopcount integer
no bootpdhcprelay maxhopcount
• integer — Maximum allowable relay agent hops for BootP/DHCP Relay on
the system. (Range: 1-16)
Default Configuration
The default integer configuration is 4.
Command Mode
Global Configuration mode, Virtual Router Configuration mode.
bootpdhcprelay maxhopcount ip helper-address (global configuration)
bootpdhcprelay minwaittime ip helper-address (interface configuration)
clear ip helper statistics ip helper enable
ip dhcp relay information check show ip helper-address
ip dhcp relay information check-reply show ip dhcp relay
ip dhcp relay information option show ip helper statistics
ip dhcp relay information option-insert
–
2CSNXXX_SWUM204.book Page 1531 Monday, January 25, 2016 1:25 PM