It cannot carry out debugging dhc command on AR1200
<AR1200>debugging dhcp ?
Error: Unrecognized command found at '^' position.
AR1200 has the debugging dhcp command, but not in the user-view, it is in the diagnose view, shows as follows:
[AR1200-diagnose]debugging dhcp ?
all DHCP all debugging
client DHCP client
config DHCP config
ipsg IP source guard
relay DHCP relay
server DHCP server
snooping DHCP snooping
stack DHCP stack
Command configuration and relizing way is different between different devices and versions, notice to discriminate in the process of using.