%C - /dev/random service.

%C [options]

Options:
    -h        Show this message.
    -i<#>     Use interrupt <#> to collect entropy.
    -t        Use high-performance clock for entropy.
    -p        Poll system information from /proc for entropy.

Example:
    # Start random server, gathering entropy from /proc, HP timer, and 
    # using PS/2 mouse interrupt 12.

    random -i 12 -t -p &