[Tinyos-help] about CTP

[Omprakash Gnawali]

On Sun, Mar 9, 2008 at 5:35 AM, jiwen zhang <zhangjiwen029 at gmail.com> wrote:
> Hello all :
>   In TEP123,there is a words "A node MUST send CTP data frames as
>  unicast messages with link-layer acknowledgments enabled.". what does
>  it mean? as i know,if i use cc2420 or cc1000 to communicate with each
>  other,acknowledgment is turned off defalt.should i turn on
>  acknowledgment if i want to use CTP? and how ?
>   thank you very much.

CTP will break if you try to use it without ACKs enabled. If you are
using TestNetwork or MultihopOscilloscope, the ACKs are enabled. Is
your application turning the ACKs off?

- om_p