3com 4500 26-PORT Manuel D’Utilisation

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C
HAPTER
 5: U
SING
 N
ETWORK
 P
ROTOCOL
 C
OMMANDS
DHCP Client 
Configuration 
Commands
This section describes the commands you can use to configure and manage the 
Dynamic Host Configuration Protocol (DHCP) Client operations on your Switch 
4500.
debugging dhcp client
Syntax
debugging dhcp client { all | error | event | packet }
undo debugging dhcp client { all | error | event | packet }
View
User view
Parameters
all
 Enter to enable all DHCP client debugging.
error
 Enter to enable DHCP client error (including packet unrecognizable) 
debugging.
event
 Enter to enable DHCP client event (including address allocation and data 
update) debugging. 
packet
 Enter to enable DHCP client packet debugging. 
Description
Use the 
debugging dhcp client
 command to enable DHCP client debugging.
Use the u
ndo debugging dhcp client
 command to disable DHCP client 
debugging.
By default, DHCP client debugging is disabled.
Example
To enable DHCP client event debugging, enter the following:
<4500>debugging dhcp client event
debugging dhcp xrn xha
Syntax
debugging dhcp xrn xha
undo debugging dhcp xrn xha
View
User view
Parameter
None
Description
Use the 
debugging dhcp xrn xha
 command to enable DHCP client hot backup 
debugging.