C-35
Troubleshooting
Restoring a Flash Image
Restoring a Flash Image
The switch can lose its operating system if either the primary or secondary
flash image location is empty or contains a corrupted OS file and an operator
uses the
erase flash
command to erase a good OS image file from the opposite
flash location.
To Recover from an Empty or Corrupted Flash State.
Use the switch’s
console serial port to connect to a workstation or laptop computer that has
the following:
■
A terminal emulator program with Xmodem capability, such as the Hyper-
Terminal program included in Windows PC software.
■
A copy of a good OS image file for the switch.
N o t e
The following procedure requires the use of Xmodem, and copies an OS image
into primary flash only.
This procedure assumes you are using HyperTerminal as your terminal emu-
lator. If you use a different terminal emulator, you may need to adapt this
procedure to the operation of your particular emulator.
1.
Start the terminal emulator program.
2.
Ensure that the terminal program is configured as follows:
3.
Use the Reset button to reset the switch. The following prompt should
then appear in the terminal emulator:
Enter h or ? for help.
=>
■
Baud rate: 9600
■
No parity
■
8 Bits
■
1 stop bit
■
No flow control
Summary of Contents for ProCurve 4104GL
Page 2: ......
Page 26: ...xxiv Getting Started Need Only a Quick Start ...
Page 34: ...1 8 Selecting a Management Interface Advantages of Using HP TopTools for Hubs Switches ...
Page 50: ...2 16 Using the Menu Interface Where To Go From Here ...
Page 172: ...8 24 Time Protocols SNTP Messages in the Event Log ...
Page 240: ...10 30 Configuring for Network Management Applications CDP ...
Page 288: ...11 48 Port Based Virtual LANs VLANs and GVRP GVRP ...
Page 480: ...C 38 Troubleshooting Restoring a Flash Image ...
Page 486: ...D 6 MAC Address Management Determining MAC Addresses ...
Page 490: ......
Page 502: ...12 Index ...
Page 503: ......