Understanding Tools and Options
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Figure 1-5. Obtaining the Kernel File
8. The router boots the kernel.
9. The router uses TFTP to obtain application and string files as it needs them.
10. The router begins bridging and routing network traffic as specified in the
configuration file.
The AN/ANH, or ARN router can continue to request files, even after it begins
bridging and routing traffic.
If a failure occurs in steps 1 through 8, the AN/ANH or ARN router attempts to
boot locally.
Kernel
Key
BOOTPserver
AN/ANH/ARN
Upstream router
Corporate backbone
NPA0005A
TFTPrequest
TFTPtransfer