H3C AR 46 Series Routers Installation Manual
Chapter 5 Maintaining Software
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Enter your choice(1-4): _
z
Enter <1> to have the system download the application image to the SDRAM
through the serial interface using XModem, and there decompress and run it.
Caution:
An application loaded this way runs directly without being saved to Flash memory.
When the router reboots, the loaded application is still the old version. Therefore, use
this upgrade method with caution.
z
Enter <2> to have the system download the main boot file to Flash memory using
XModem.
z
Enter <3> to modify the baud rate of the serial port on the RPU. The console
screen displays:
========================<BAUDRATE SET>=======================
|Note: Change The HyperTerminal's Baudrate Accordingly.
|
|-------------------<BaudrateAvaliable>-----------------------|
|
<1>
9600(Default)
|
|
<2>
19200
|
|
<3>
38400
|
|
<4>
57600
|
|
<5>
115200
|
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Enter Your Choice(1-5):
The default baud rate of the serial port is 9600 bps. You can change it to a higher baud
rate, 115200 for example by entering <5>. The console screen displays:
Enter your choice(1-5): 5
Change The BaudRate On PC Side First!
Change the baud rate of the console terminal. Disconnect the system and redial to
validate the new baud rate. Refer back to the item “Modify the serial interface
parameters” in the subsection “Small Boot ROM menu” in this section.
z
Enter <4> in the serial sub-menu to return to the main Boot ROM menu.
4)
Enter the Ethernet sub-menu
Enter <4> in the main Boot ROM menu to access the Ethernet sub-menu. The console
screen displays:
=======================<NETWORK SUB-MENU>======================
| <1> Download Program To SDRAM And Run
|
| <2> Download Main Boot File To Flash
|
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