Provisioning
17
ET685 Administrator and Provisioning Manual
DHCP Options
Option 66 (TFTP server name)
This option is used to identify a TFTP server when the 'sname' field in the DHCP header
has been used for DHCP options. The code for this option is 66, and its minimum length is
1.
VALIDVALUE
<protocol> : // <IP address> or <domain> e.g. http://10.0.0.2,
https://provisioning.company.com
<IP address> or <domain> e.g. 10.0.0.2, provisioning.company.com
where <protocol> = server type/protocol
where <IP address> = server IP address
where <domain> = server domain name
NOTE: Without specifying the <protocol> the firmware will attempt all supported server
protocol types consecutively:
1. tftp://...
2. http://...
3. https://...
Configuration Parameter: update_server
Option 67 (Bootfile name)
This option is used to identify a bootfile when the 'file' field in the DHCP header has been
used for DHCP options. The code for this option is 67, and its minimum length is 1.