3Com MSR 50-40 ROUTER. Installation Manual

Also see for MSR 50-40: Safety information Release note

Contents

3Com MSR 50-40 ROUTER. Installation Manual Manual pdf 67 page image

5-12Change the baud rate of the console terminal from 115200 bps to 9600 bps, and then reboot the router.z The file name, size and path vary in different situations. Check the current version of BootROM andapplication program in order to use correct file.z This method only upgrades a part of BootROM. You can re-upgrade when error occurs.z Restore the baud rate in the HyperTerminal to 9600 bps (the default) after upgrading the BootROM,so as to ensure normal display on the console screen after system boot or reboot.Upgrading Application Program Through Serial PortUpgrading of application program through serial port is implemented under serial submenu. Enter <2>under the main BootROM menu to enter the serial submenu. Refer to section “Enter serial submenu” fordetailed descriptions.For example, when you upgrade application program:First, change serial baud rate to speed up upgrading (refer to section “Modifying Serial PortParameters” for details), and then enter <2> under serial submenu. The system prompts:Select program file please.Waiting...CCSelect application program file and send it. Upgrading application program with serial port takes thesimilar steps with upgrading BootROM. Refer to section “Upgrading BootROM” for details.Application program often takes over 10M. Even if the baud rate is changed to 115200 bps, theupgrading takes about 30 minutes. Therefore, it is recommended you upgrade through Ethernetinterface.Upgrading Application Program Through Ethernet InterfaceEnter <3> under the main BootROM menu to enter the Ethernet interface submenu. Refer to section“Enter Ethernet interface submenu” for details.Configuring Ethernet ParametersBefore upgrading application program through Ethernet interface, we need to configure the Ethernetinterface of the router, as follows:Enter <3> under the main BootROM menu to enter the Ethernet Interface submenu. Then, enter <5> toenter the Configure Ethernet interface menu:Note: Two protocols for download, tftp & ftp.You can modify the flags following the menu except the boot device.tftp--0x80, ftp--0x0.