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Appendix C • Initialization Information
APEX1000 All-Purpose Edge QAM Software Version 2.4.x • Installation and Operation Manual
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BOOTP Request and Reply Format
BOOTP request and reply messages use the same packet format. The BOOTP packet
includes multiple fields divided into the following areas:
Packet Area
Description
Standard Area
Contains fields for specifying basic BOOTP message information,
including:
•
Message type (request or reply)
•
MAC address of requesting device
•
IP address assignment of requesting device
•
Boot file name for the requesting device
•
Values for some standard fields must be specified and others are
optional, depending on whether the BOOTP message is a request or
reply
Vendor-Specific Area
Contains fields for use as defined by the vendor for example, to set values
for operating parameters.
BOOTP Request
In the BOOTP request, the APEX1000 includes:
•
A value indicating that the message is a BOOTP request
•
A MAC address
BOOTP Server Reply
In the BOOTP reply to the APEX1000, the BOOTP server includes:
•
A value indicating that the message is a BOOTP reply
•
The IP address of the boot server
•
The IP address assigned to that APEX1000 Ethernet port
•
The file of files (FOF) name for the APEX1000 (apex.fof)
•
The path for the FOF
•
The network mask
Note: Both BOOTP Request and Reply are transferred using UDP.
