R2511-HP MSR Router Series Layer 3 - IP Services Command Reference(V5)

84
Syntax
dhcp-snooping information enable
undo dhcp-snooping information enable
Default
DHCP snooping does not support Option 82.
Views
Layer 2 Ethernet interface view, Layer 2 aggregate interface view, WLAN-BSS interface view
Default command level
2: System level
Parameters
None
Usage guidelines
The following matrix shows the command in different views and hardware compatibility:
Hardware
Command in Layer 2 aggregate
interface vie
w
Command in WLAN-BSS interface
vie
w
MSR900 No Yes
MSR93X No
Yes (Supported by the JG512A,
JG519A and JG597A)
MSR20-1X No Yes
MSR20 No Yes
MSR30 Yes Yes
MSR50 Yes Yes
MSR1000 Yes Yes
Examples
# Configure DHCP snooping to support Option 82.
<Sysname> system-view
[Sysname] interface ethernet1/1
[Sysname-Ethernet1/1] dhcp-snooping information enable
Related commands
display dhcp-snooping information
dhcp-snooping information format
Use dhcp-snooping information format to specify the padding format for Option 82.
Use undo dhcp-snooping information format to restore the default.
Syntax
dhcp-snooping information format { normal | private private | standard | verbose [ node-identifier
{ mac | sysname | user-defined node-identifier } ] }