Service Manual

4. If a DHCP offer has neither an image path nor a configuration file path, it is an invalid BMP DHCP

offer and is ignored. The first DHCP offers the following to choose from:

• IP address

• Dell Networking OS image

• Configuration file or preconfiguration script

• IP address and Dell Networking OS image OR IP address and configuration file or

preconfiguration script

5. DHCP OFFER is selected. All other ports except the port on which the offer was received and

selected are set to Shutdown mode.

00:02:26: %STKUNIT0-M:CP %BMP-5-BMP_DHCP_OFFER: DHCP OFFER

received on Te 0/21 IS SELECTED.

00:02:26: %STKUNIT0-M:CP %BMP-5-BMP_REQUEST: DHCP REQUEST sent

on Te 0/21.

00:02:26: %STKUNIT0-M:CP %BMP-5-BMP_ACK: DHCP ACK received on

Te 0/21.

00:02:26: %STKUNIT0-M:CP %BMP-5-BMP_BOOT_OFFER: DHCP acquired

IP 13.4.4.44 mask 255.255.255.0 server IP 13.4.4.1.

00:02:26: %STKUNIT0-M:CP %BMP-5-BMP_BOOT_OFFER: DHCP tftp IP

NIL sname NIL dns IP NIL router IP NIL.

00:02:27: %STKUNIT0-M:CP %BMP-5-BMP_BOOT_OFFER: DHCP image file

tftp://13.4.4.1/ftos-img-s4810.

00:02:27: %STKUNIT0-M:CP %BMP-5-BMP_BOOT_OFFER: DHCP config

file scp://anvltest:force10@13.4.4.1//tftpboot/basic-l3.

00:02:27: %STKUNIT0-M:CP %BMP-5-BMP_BOOT_OFFER: stacking info

NIL.

6. The system sends a message to the server to retrieve the named configuration file or

preconfiguration script and/or boot file from the base directory of the server.

a. If you use the optional bootfile-name command, the filename can be 256 bytes. If you

specify the filename field in the DHCP offer, the filename can be 128 bytes. The name can be a

fully qualified URL or a filename only.

b. When a Dell Networking OS build image is found, the system compares that build image to the

version currently loaded on the chassis.

• If there is a mismatch between the build images, the system upgrades to the downloaded

version and reloads.

00:02:55: %STKUNIT0-M:CP %BMP-5-BMP_RELEASE_HEADER_INFO:

Downloaded Image Major Version : 1

00:02:55: %STKUNIT0-M:CP %BMP-5-BMP_RELEASE_HEADER_INFO:

Downloaded Image Minor Version : 0