PMP450i uGPS Sync 2 port not working

In the case that you are actually using cnPulse… please read below:

There is a whole Knowledge Base section centered on cnPulse, including proper setup, pinouts, etc. This can be found here:

With what you are attempting, you should review this post:

With one of the radios, you’ll need to run the PoE through the cnPulse (in-line)…