D-Link xStack DGS-3120 Series - Page 311

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DGS-3120 Series Layer 3 Managed Gigabit Ethernet Switch CLI Reference Guide
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25-16 config dhcp_relay option_61 default
Description
This command is used to configure the default ruler for option 61.
Format
config dhcp_relay option_61 default [relay <ipaddr> | drop]
Parameters
relay - Specify to relay the packet that has no option matching 61 matching rules to an IP
address.
<ipaddr> - Enter the IP address used for this configuration here.
drop - Specify to drop the packet that have no option 61 matching rules.
Restrictions
Only Administrator, Operator and Power-User level users can issue this command.
Example
To configure the DHCP relay option 61 function:
DGS-3120-24TC:admin# config dhcp_relay option_61 default drop
Command: config dhcp_relay option_61 default drop
Success
DGS-3120-24TC:admin#
25-17 config dhcp_relay option_61 delete
Description
This command is used to delete an option 61 rule.
Format
config dhcp_relay option_61 delete [mac_address <macaddr> | string <desc_long 255> | all]
Parameters
mac_address - The entry with the specified MAC address will be deleted.
<macaddr> - Enter the MAC address here.
string - The entry with the specified string will be deleted.
<desc_long 255> - Enter the string value here. This value can be up to 255 characters long.
all - All rules excluding the default rule will be deleted.