Option 82 Configuration - Lenovo RackSwitch G8332 Command Reference Manual

Option 82 Configuration

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Table 326.
BOOTP Relay Broadcast Domain Configuration Options (continued)
Command Syntax and Usage
no ip bootp­relay bcast­domain <1‐10>
Deletes the selected broadcast domain configuration.
Command mode: Global configuration
show ip bootp­relay
Displays the current parameters for the BOOTP Relay broadcast domain.
Command mode: All
These commands allow you to configure DHCP option 82 information. The switch
can use the following DHCP option 82 sub‐options to allocate server addresses.
 Circuit ID: Identifies the host name or MAC addresses of the switch making the
DHCP request.
 Remote ID: Identifies the port that receives the DHCP request.
DHCP Relay Agent (Option 82) is defined in RFC 3046.
Table 327.
Option 82 Configuration Options
Command Syntax and Usage
[no] ip bootp­relay information enable
Enables or disables BOOTP Option 82.
Command mode: Global configuration
ip bootp­relay information policy {keep|drop|replace}
Configures the DHCP re‐forwarding policy, as follows:
keep: Retains requests that contain relay information if the option 82

information is also present.
drop: Discards requests that contain relay information if the option 82

information is also present.
replace: Replaces the relay information in requests that also contain

option 82 information.
Command mode: Global configuration
no ip bootp­relay information policy
Removes the DHCP re‐forwarding policy.
Command mode: Global configuration
show ip bootp­relay
Displays the current BOOTP Option 82 parameters.
Command mode: All
Chapter 4: Configuration Commands
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