KnowledgeBase

Recover Cisco Aironet 1250

1. Reboot the access point by removing power and reapplying power. Let the access point boot until the command prompt appears and the access point begins to inflate the image. When you see these lines on the CLI, press ESC: Loading "flash:/<image name>" ...############

2. Once you press ESC, this information is displayed on the CLI screen..

    Xmodem file system is available.
    flashfs[0]: filesystem check interrupted!

    The system has been interrupted, or encountered an error
    during initialization of the flash filesystem.  The following
    commands will initialize the flash filesystem, and finish
    loading the operating system software:

        flash_init
        ether_init
        tftp_init
        boot

    ap:

3. At the ap: prompt, issue the flash_init command.

    ap: flash_init
    Initializing Flash...
    flashfs[0]: 142 files, 6 directories
    flashfs[0]: 0 orphaned files, 0 orphaned directories
    flashfs[0]: Total bytes: 7612416
    flashfs[0]: Bytes used: 3407360
    flashfs[0]: Bytes available: 4205056
    flashfs[0]: flashfs fsck took 0 seconds.
    ...done initializing Flash.

4. Issue the dir flash: command in order to view the contents of Flash, and find the config.txt configuration file.

    ap: dir flash:
    Directory of flash:/

    3    -rwx  223       <date>               env_vars
    4    -rwx  2190      <date>               config.txt
    5    -rwx  27        <date>               private-config
    150  drwx  320       <date>               c350-k9w7-mx.122-13.JA

    4207616 bytes available (3404800 bytes used)

5. Rename the config.txt file to config.old.

    ap: rename flash:config.txt flash:config.old

6. Issue the reset command in order to reboot the 350.

    ap: reset

    Are you sure you want to reset the system (y/n)?y

    System resetting..Xmodem file system is available.

    flashfs[0]: 142 files, 6 directories
    flashfs[0]: 0 orphaned files, 0 orphaned directories
    flashfs[0]: Total bytes: 7612416
    flashfs[0]: Bytes used: 3407360
    flashfs[0]: Bytes available: 4205056
    flashfs[0]: flashfs fsck took 0 seconds.
    Reading cookie from flash parameter block...done.
    Base ethernet MAC Address: 00:40:96:41:e4:df

    Loading "flash:/c350-k9w7-mx.122-13.JA/c350-k9w7-mx.122-13.JA"...########

Note: The AP is configured with the factory default values that include:

    The IP address, which is set to receive an IP address with DHCP

    The default username and password, "Cisco"

After the full Cisco IOS Software is loaded and connectivity is reestablished, delete the config.old file from Flash.

7. Issue the del flash:config.old Cisco IOS Software command at an enabled prompt from the CLI.

    ap#del flash:config.old
    Delete filename [config.old]
    Delete flash:config.old [confirm]
    ap#

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