
UANTA COMPUTER INC.
Layer 2/3/4 Managed Switch
_____________________________________________________________________________
LB9
User’s Guide 551/1523
6.17.2.14
ip dhcp snooping information option
This command ip dhcp snooping information option enables the DHCP L2 option mode on the interface.
Syntax
ip dhcp snooping information option
no ip dhcp snooping information option
no -
This command disables the DHCP L2 option mode.
Default Setting
Disabled
Command Mode
Interface Config
6.17.2.15
ip dhcp snooping information option circuit-id
Use this command to enable the DHCP Snooping information option circuit-id on a range of
VLANs.When enabled, the circuit ID is added in DHCP Option-82.
Use this command with
no
argument to disable the DHCP Snooping information option circuit-id on a
range of VLANs. Clear the DHCP Option-82 circuit ID for a VLAN.
The circuit ID format should be in the form of LLLLVVVVXXYYZZ (LLLL: is the length from V to Z, VVVV:
VLAN ID, XX is the Unit ID, YY is the function/module ID and ZZ is the Port number)
Syntax
ip dhcp snooping information option circuit-id vlan <vlan-list>
no ip dhcp snooping information option circuit-id vlan <vlan-list>
<vlan-list>
-
Specifies VLAN ID in a list. The range of VLAN ID is 1 to 4093.
no -
Clear the DHCP Option-82 circuit ID for a VLAN..
Default Setting
Disabled
Command Mode
Global Config