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56 Chapter 5: Router Software Maintenance
Software
Maintenance under
v 3.11 Environment
This section describes how to maintain the Boot ROM image using V9.19
as an example.
The entire Boot ROM image file in this section includes two segments:
extended and basic. You can separately upgrade and back up the
extended segment.
Boot Menu
Start the router; when the message “Press Ctrl-B to enter Boot Menu
..........” appears, press <Ctrl+B>. The console screen displays:
Please input bootrom password:
Enter the correct password (void by default) to have the system enter
Boot Menu:
Boot Menu:
1: Download application program with XMODEM
2: Download application program with NET
3: Set application file type
4: Display applications in Flash
5: Clear application super password
6: Reset console authentication
7: Start up and ignore configuration
8: Enter debugging environment
9: Boot Rom Operation Menu
a: Do not check the version of the software
b: Exit and reboot
Enter your choice(1-b):
These options are described in sequence as follows:
1 Download the application image with XMODEM. Refer to the subsection
“Upgrading Software through XMODEM” in this section.
2 Download the application image through Ethernet. Refer to the
subsection “Upgrading the application image through Ethernet”. If you
select this option, the following Net Port Download Menu appears:
Net Port Download Menu:
1: Change Net Parameter
2: Download From Net
3: Exit to Main Menu
Enter your choice(1-3):1