go to http://www.mikrotik.com/download
select rb800 series
click view more
download zip file.extract then open win box>file and copy all file in file list then reboot mikrotik from system>reboot in winbox.
go to http://www.mikrotik.com/download
select rb800 series
click view more
download zip file.extract then open win box>file and copy all file in file list then reboot mikrotik from system>reboot in winbox.
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Thanks for your response. Yea ,I have done that.Thanks.