Syntax
Call up the command with the following parameters:
option <option-code> { <ip-address-list> | int-ip }
The parameters have the following meaning:
Parameter Description Range of values / note
option-
code
Code of the DHCP option
● 3 - Default gateway
● 6 - DNS server
ip-adress-
list
IPv4 address or IPv4 address list
● DHCP option 3 (default gateway):
Enter the DHCP parameter as an IPv4 
address, e.g. 192.168.100.2.
● DHCP option 6 (name server):
Enter the DHCP parameter as an IPv4 
address, e.g. 192.168.100.2. You can 
specify up to three IPv4 addresses 
separated by commas.
int-ip Uses IPv4 address of the interface that is 
assigned to the IPv4 address band.
Only with DHCP option 3
Result 
The DHCP option is created.
Further notes
You display the setting with the  show ip dhcp-server pools command. 
You disable the IPv4 address band with the no pool-enable command. 
You delete the DHCP option with the no option command.
You configure the DHCP options 12, 66 and 67 with the option value-string command.
You configure the interface with the set interface command.
7.3.3.4 option value-string
Description
With this command you configure DHCP options 12, 66 and 67 that contain a string as DHCP 
parameter. The DHCP options 66 and 67 are created automatically when the IPv4 address 
band is created.
Requirement
You are in the DHCPPOOL configuration mode.
The command prompt is as follows:
Network protocols
7.3 DHCP server
SCALANCE XB-200/XC-200/XF-200BA/XP-200/XR-300WG Command Line Interface
Configuration Manual, 07/2017, C79000-G8976-C361-06 297