The BOOTP Message Format
The message format is the same for both the BOOTP request and reply messages. Figure 14.3 shows the structure of a BOOTP message.
Figure 14.3. All the fields in a BOOTP message are of fixed length.
Table 14.1 describes the fields in a BOOTP message.
| Fields | Description |
|---|---|
| Operation Code | Specifies if the message is a request packet or a reply packet. A request packet holds the value 1and a reply packet holds the value 2in this field. |
| Hardware Type | Denotes the type of hardware technology being used. For example, if the hardware type is Ethernet, this field holds the value 1. |
| Hardware ... |
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