root@router:/dev# ls
1-1                 mtd0                mtd5ro              mtdblock3           port                usb2
console             mtd0ro              mtd6                mtdblock4           ppp                 usbdev1.1
cpu_dma_latency     mtd1                mtd6ro              mtdblock5           ptmx                usbdev1.2
full                mtd1ro              mtd7                mtdblock6           pts                 usbdev2.1
kmem                mtd2                mtd7ro              mtdblock7           random              watchdog
kmsg                mtd2ro              mtd8                mtdblock8           rfkill              zero
lp0                 mtd3                mtd8ro              net                 tty
lp1                 mtd3ro              mtdblock            network_latency     ttyS0
mem                 mtd4                mtdblock0           network_throughput  tun
memory_bandwidth    mtd4ro              mtdblock1           null                urandom
mtd                 mtd5                mtdblock2           nvram               usb1