D-Link DWS-3160 Series, Справочное руководство CLI

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DWS-3160 Series Gigabit Ethernet Unified Switch CLI Reference Guide
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DWS-3160-24PC:admin# config dhcp_relay option_82 check disable
Command: config dhcp_relay option_82 check disable
Success.
DWS-3160-24PC:admin#
24-5 config dhcp_relay option_82 policy
Description
This command is used to configure the policy of the DHCP Option 82 for the DHCP relay function.
Format
config dhcp_relay option_82 policy [replace | drop | keep]
Parameters
policy - Specifies the policy used. This option takes effect only when the check status is
disabled. The default setting is set to ‘replace’.
replace - Replace the existing option 82 field in the packet. The Switch will use its own Option
82 value to replace the old Option 82 value in the packet.
drop - Discard if the packet has the option 82 field. If the packet that comes from the client
side contains and Option 82 value, then the packet will be dropped. If the packet that
comes from the client side doesn’t contain an Option 82 value, then insert its own Option
82 value into the packet.
keep - Retain the existing option 82 field in the packet. If the packet, that comes from the
client side, contains and Option 82 value, then keep the old Option 82 value. If the packet
that comes from the client side doesn’t contain an Option 82 value, then insert its own
Option 82 value into the packet.
Restrictions
Only Administrators, Operators and Power-Users can issue this command.
Example
To configure the policy of the DHCP Option 82 for the DHCP relay function:
DWS-3160-24PC:admin# config dhcp_relay option_82 policy replace
Command: config dhcp_relay option_82 policy replace
Success.
DWS-3160-24PC:admin#
24-6 config dhcp_relay option_82 remote_id
Description
This command is used to configure the remote ID of the DHCP Option 82 for the DHCP relay
function.