Administrator Guide

Layer 2 Switching Commands 326
• Boot file name (image/.stk file)
The Dell Networking DHCP/BOOTP client processes the following DHCP
Options from the DHCP server:
• 1 Subnet Mask
• 3 Gateway (Default Router) IP Address
• 6 Domain Server
•12 Host Name
• 15 Domain Name
• 42 NTP Server Address
• 43 DHCP Vendor Specific Sub-options
•52 DHCP Options Overload
• 66 TFTP Server Host Name
• 67 Configuration File Name
• 125 Vendor Identified Options
• 150 TFTP Server Address
Option 125—The option supports sub-option 5 and sub-option 6 which are
the location (file path) of the image file and configuration file on the TFTP
server respectively. Configure the DHCP server to use vendor id 674 and the
required sub-option code and value.
For example, one might enter the following information on the DHCP server:
• A2-02-00-00 — Dell Enterprise number 674. It should be written from
right to left. 674 decimal is 02 a2 00 00
•0c — Data Length (12 decimal)
•05 — Sub option code 5
• 0a — Sub option length (10 decimal)
• Conversion of the file name from ACSII to hexadecimal
• "Config.txt" - 43-6F-6E-66-69-67-2E-74-78-74
The Config.txt file should contain the full name of the image file on the
TFTP server, including the path name, e.g.:
N3000_N2000v6.3.0.1.stk
or
2CSNXXX_SWUM204.book Page 326 Monday, January 25, 2016 1:25 PM