CLI Reference Guide-R05

Chapter 1 | Initial Switch Configuration
Downloading a Configuration File and Other Parameters from a DHCP Server
– 61 –
The following configuration example is provided for a Linux-based DHCP daemon
(dhcpd.conf file). In the “Vendor class” section, the server will always send Option
66 and 67 to tell the switch to download the “test” configuration file from server
192.168.255.101.
ddns-update-style ad-hoc;
default-lease-time 600;
max-lease-time 7200;
log-facility local7;
server-name "Server1";
Server-identifier 192.168.255.250;
#option 66, 67
option space dynamicProvision code width 1 length 1 hash size 2;
option dynamicProvision.tftp-server-name code 66 = text;
option dynamicProvision.bootfile-name code 67 = text;
subnet 192.168.255.0 netmask 255.255.255.0 {
range 192.168.255.160 192.168.255.200;
option routers 192.168.255.101;
option tftp-server-name "192.168.255.100"; #Default Option 66
option bootfile-name "bootfile"; #Default Option 67
}
class "Option66,67_1" { #DHCP Option 60 Vendor class
two
match if option vendor-class-identifier = "ecs2110-26t.cfg";
option tftp-server-name "192.168.255.101";
option bootfile-name "test";
}
Note: Use “ecs2110-26t.cfg” for the vendor-class-identifier in the dhcpd.conf file.
Table 2: Options 55 and 124 Statements
Option
Statement
Keyword Parameter
55 dhcp-parameter-request-list a list of parameters, separated by a comma ', '
124 vendor-class-identifier a string indicating the vendor class identifier