So we suggest to configure a new VLAN for DHCP Auto Install, and add a layer 3 interface for this new VLAN. And maybe you need access management web with the new IP address.
#DHCPD TFTPSERVER OPTION INSTALL#
So if enable DHCP Auto Install and switch only has one layer 3 interface of VLAN1, the interface will change to DHCP mode and get a new IP address. The chosen interface is the last created interface whose status up. If DHCP Auto Install is enabled and there is no layer 3 interface whose IP address mode is DHCP, the switch will choose a layer 3 interface and change its IP address mode to DHCP. Other configuration is the same as general DHCP server.Īfter you configure the above DHCP options, you can see them in the DHCP packet as follows, If you only want Switch to get image file, you just need to set option 150 and option 125. PS: If you only want Switch to get configuration file, you just need to set option 150 and option 67. Length 09 and sub-length 07 need change according to the length of the data.Ġx74706c696e6b2e636667 is the hexadecimal format of the bootfile name ‘tplink.cfg’. The following is the configuration examples of DHCP option on different platforms.Ĭ0:a8:01:fa is the hexadecimal format of the IP address 192.168.1.250 Ġ0:00:2e:57:09:05:07:54:32:36:2e:69:6e:69 is the hexadecimal format of option 125, You need to fill in the configuration file’s name in this option.
The meaning of main parameters is as follows, We need to know the format of the option 125, it’s follows, Option 125: Used to inform client the Image file’s name.It need to fill in the TFTP server’s IP address in this option. Option 150: Used to inform client the TFTP server address.You need to configure the following DHCP options in your DHCP Server. : All the file’s name can be named as your requirement.ĪS the following picture, there are three files in the TFTP server and the Image file’s name(T2600G.bin) write in the ini file(T26.ini).Image file: It’s the firmware file of Switch, here it’s T2600G.bin. In ini file, you need to write the name of image file, and save as ini file format. Ini file: It’s the file to save the name of Image file. You TFTP Server should have configuration file, ini file and Image file.Ĭonfiguration file: It’s the configuration file of Switch, here it’s tplink.cfg. We can configure this function according to the following sections, It requires a DHCP server supporting option 150/125/67 and a TFTP sever on your network.
#DHCPD TFTPSERVER OPTION DOWNLOAD#
DHCP Auto install function is used to download configuration files and images from the TFTP server automatically.
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