Junos OS

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  • 1.  ERX310 Router not booting

    Posted 10-17-2012 14:02

    Hi there, I need some help with an ERX310 router

     

    It seems that there are no images or files located on the flash memory as when the router boots, it does not find a release version or OS image.

     

    I get to a "boot##:" prompt and only have a limited selection of commands

     

    I managed to get the JunoSe 13.2.0 software, but am not sure how to go about getting the files back on to the flash memory. I have only noticed a PC Card of 1GB with this router and am not sure if that is the flash or the removable hard disk.

     

    Any help would be appreciated,

     

    Here are some images:

     

    erx310error.jpg

     

    erx310commands.jpg



  • 2.  RE: ERX310 Router not booting
    Best Answer

     
    Posted 10-18-2012 03:43

    Hi,

     

    1GB flash is sufficient, procedure to install SW in boot-mode is: http://www.juniper.net/techpubs/en_US/junose13.2/information-products/topic-collections/swconfig-system-basics/id-61611.html#id-33703

     

    Please let us know if this worked for you or provide the log if not.

     

    Best Regards

     

    Ulf



  • 3.  RE: ERX310 Router not booting

    Posted 10-24-2012 09:30

    Thanks I will give it a try



  • 4.  RE: ERX310 Router not booting

    Posted 10-24-2012 10:35

    I managed to get a FTP server working and attempted to copy the files to the router.

    However, I got an error telling me the router was unable to write the files to the disk.

     

    I did a flash-disk scan command before and everything seemed okay

    However, when I try the check-disk command it will fail right away with bad blocks.



  • 5.  RE: ERX310 Router not booting

     
    Posted 10-25-2012 00:32

    Hi,

     

    last chance might be to format the flash, but it sounds like it's broken/defective.

     

    Best Regards

     

    Ulf



  • 6.  RE: ERX310 Router not booting

    Posted 10-31-2012 11:19

    I re-initialized the flash disk and got the image loaded. Thanks for the help