Network card problem

Hello everybody,

  • I am using qnx4.25 and wanted to setup network. i used nettrap
    command it is giving
    #nettrap
    Net &
    slay Net
    I came to know that my card is Net.ether589
    after setting this card up if i run the following command
    #sin
    it is displaying Net.ether589 running

after sometime it is displaying
#cant attach to pcmcia
i dont know what’s the problem.its working fine in linux and windows
os.
please help me out