3Com Switch 8807, Справочник по командам

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DHCP Option 82 Configuration Commands 857
replace : Indicates that the DHCP relay replaces Option 82 carried by the packets
with its own Option 82.
Description
Use the dhcp relay information strategy command to configure the strategy
for the DHCP relay to process the packets carrying Option 82.
Use the undo dhcp relay information strategy command to restore the default
strategy.
By default, the replace strategy is adopted.
Example
# Configure the DHCP relay on VLAN interface 1 to drop the request packets
carrying Option 82.
<SW8800> system-view
System View: return to User View with Ctrl+Z
[SW8800] interface vlan1
[3Com-Vlan-interface1] dhcp relay information strategy drop
# Restore the default strategy for the DHCP relay on VLAN interface 1 to process
the request packets.
[3Com-Vlan-interface1]undo dhcp relay information strategy
dhcp relay information
format verbose
node-identifier
Syntax
dhcp relay information format verbose node-identifier { mac | sysname |
user-defined string<1-50> }
undo dhcp relay information format verbose node-identifier
View
VLAN interface view
Parameter
mac : Sets the bridge MAC as the node identifier of the Option 82 of a relay.
sysname : Sets the system name as the node identifier of the Option 82 of a relay.
user-defined string<1-50> : Sets the bridge-user-defined strings as the node
identifier of the Option 82 of the relay.
Description
Use the dhcp relay information format verbose node-identifier command to
set the node identifier of the Option 82 of a relay.
Use the undo dhcp relay information format verbose node-identifier
command to restore the node identifier of the Option 82 of a relay to the default
value.
The system sets bridge MAC as the default node identifier of the Option 82 of the
relay.