3Com 7757 Configuration Manual page 843

Loading Software Using
TFTP through Ethernet
Port
n
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Loading host software
Follow these steps to load the host software:
Step 1: Select <1> in Boot Menu and press <Enter>. The system displays the
following information:
1. Set TFTP protocol parameter
2. Set FTP protocol parameter
3. Set XMODEM protocol parameter
0. Return to boot menu
Enter your choice(0-3):
Step 2: Enter 3 in the above menu to download the host software using
XMODEM.
The subsequent steps are the same as those for loading the BootROM software,
except that the system gives the prompt for host software loading instead of
BootROM loading.
Introduction to TFTP
TFTP, one protocol in TCP/IP protocol suite, is used for trivial file transfer between
client and server. It uses UDP to provide unreliable data stream transfer service.
Loading BootROM software
Figure 220 Local loading using TFTP
Switch
Console port
PC TFTP Client
Step 1: As shown in Figure 220, connect the switch through an Ethernet port to
the TFTP server, and connect the switch through the Console port to the
configuration PC.
You can use one PC as both the configuration device and the TFTP server.
Step2: Run the TFTP server program on the TFTP server, and specify the path of the
program to be downloaded.
CAUTION: TFTP server program is not provided with the 3Com Series Ethernet
Switches.
Step 3: Run the HyperTerminal program on the configuration PC. Start the switch.
Then enter the Boot Menu.
At the prompt "Enter your choice(0-5):" in the Boot Menu, press <Ctrl+U>, and
then press <Enter> to enter the BootROM update menu shown below:
SRPG bootrom update menu:
1. Set TFTP protocol parameter
Ethernet port
TFTP Server
Local Software Loading 843