# How to connect cnPulse in different sync modes with PMP 450i and PMP 450m (cable diagrams)

**URL:** https://community.cambiumnetworks.com/t/how-to-connect-cnpulse-in-different-sync-modes-with-pmp-450i-and-pmp-450m-cable-diagrams/80321
**Category:** PMP
**Tags:** knowledge-base
**Created:** [August 6, 2021, 4:00pm UTC](https://community.cambiumnetworks.com/t/how-to-connect-cnpulse-in-different-sync-modes-with-pmp-450i-and-pmp-450m-cable-diagrams/80321 "2021-08-06T16:00:53Z")
**Posts on this page:** 1
**Showing post:** 1

<div class="post-metadata">

### Author: ![Support\_Kumar](https://d10gw3vjmzyp8.cloudfront.net/user_avatar/community.cambiumnetworks.com/support_kumar/32/11547_2.png) [@Support\_Kumar](https://community.cambiumnetworks.com/u/Support_Kumar)
#### Post date: [August 6, 2021, 4:00pm UTC](https://community.cambiumnetworks.com/t/how-to-connect-cnpulse-in-different-sync-modes-with-pmp-450i-and-pmp-450m-cable-diagrams/80321/1 "2021-08-06T16:00:53Z")

</div>

# Summary

The purpose of this article to display the different modes in which an AP can be connected to GPS sync (cnPulse) and covers every possible combination of cables connecting to the main ethernet port so that verifying the connections and the accessories used should be easy.

cnPulse is the latest GPS synchronization generation device designed specifically for Cambium Networks PMP and PTP radios. This equipment is intended for professional applications for fixed outdoor installations only.

# PMP 450i

## Aux port sync mode with PMP 450i

 ![Picture1](https://d1okf4ta8xniw3.cloudfront.net/original/3X/3/1/31ac9c4b56d04d02282dd1d31ac9586dc6646e06.jpeg)

## Cambium Sync mode with PMP 450i

 ![Picture2](https://d1okf4ta8xniw3.cloudfront.net/original/3X/3/c/3c744c2eb54b4815b588a690b746a69ec40c29f4.jpeg)

## GPS sync to two PMP 450i APs

 ![Picture3](https://d1okf4ta8xniw3.cloudfront.net/original/3X/a/f/afb31e43fe9f7cef7cf2ecd031573d4b249eef21.jpeg)

# 5 GHz PMP 450m

## Aux port sync mode with copper cable (RJ45) to 5GHz 450m main port

 ![5GHz 1](https://d1okf4ta8xniw3.cloudfront.net/original/3X/f/e/fe42410b7a9a228dfcd2e3c8413d2626979f05ff.jpeg)

## Cambium Sync mode with copper cable (RJ45) to 5GHz 450m main port

 ![5GHz 2](https://d1okf4ta8xniw3.cloudfront.net/original/3X/1/8/18c1b16466be8c7c2bc52292f0e4d0a6c99bdbec.jpeg)

## GPS sync to two PMP 450m with copper cable (RJ45) to 5GHz 450m main port

 ![5 Ghz 3](https://d1okf4ta8xniw3.cloudfront.net/original/3X/a/b/abae212c6edf85786062237f79363437910803ad.jpeg)

## Aux port sync mode with fiber input to 5GHz 450m SFP2 port

 ![5Ghz 4](https://d1okf4ta8xniw3.cloudfront.net/original/3X/c/4/c48992ec3d333b36ef8612dbd1fad66744a3fe2d.jpeg)

## Cambium Sync mode with fiber input to 5GHz 450m SFP2 port

 ![5 Ghz 5](https://d1okf4ta8xniw3.cloudfront.net/original/3X/d/c/dc1eb8dc021eb33ef2f6ab41881994ffd05dbd25.jpeg)

## GPS sync to two 5GHz PMP 450m with fiber input to SFP2 port

 ![5 ghz 6](https://d1okf4ta8xniw3.cloudfront.net/original/3X/b/c/bcfd377c81b28bbe53a863f7915ac2508f0b22a8.jpeg)

# 3 GHz PMP 450m

## Aux Serial mode with copper cable (RJ45) to 3 GHz 450m main port

 ![3 Ghz1](https://d1okf4ta8xniw3.cloudfront.net/original/3X/a/6/a6aa7c9f68b0f0c1469543ede4db13a9d4458a1e.jpeg)

## Cambium Sync mode with copper cable (RJ45) to 3 GHz 450m main port

 ![3ghz 2](https://d1okf4ta8xniw3.cloudfront.net/original/3X/e/5/e53e1c9b699aae5eefa6085c870bd58a0082c9e9.jpeg)

## GPS sync to two PMP 450m with copper cable (RJ45) to 3 GHz 450m main port

 ![3ghz3](https://d1okf4ta8xniw3.cloudfront.net/original/3X/6/e/6e59fa2c9d36d2104353d8f49a757b576f4ba6a7.jpeg)

## Aux port sync mode with fiber input to 3 GHz 450m SFP2 port

 ![3ghz4](https://d1okf4ta8xniw3.cloudfront.net/original/3X/7/1/71f1d6ae47b7783c3b63da82011300cb35155398.jpeg)

## Cambium Sync mode with fiber input to 3 GHz 450m SFP2 port

 ![3ghz5](https://d1okf4ta8xniw3.cloudfront.net/original/3X/d/5/d52f0e1693ab0740cb645470e087f0369f0496c0.jpeg)

## GPS sync to two 3 GHz PMP 450m with fiber input to SFP2 port

 ![3ghz6](https://d1okf4ta8xniw3.cloudfront.net/original/3X/1/9/19da0205aa34aab2e49912d082977a59a4e4d897.jpeg)

---

_[View the full topic](https://community.cambiumnetworks.com/t/how-to-connect-cnpulse-in-different-sync-modes-with-pmp-450i-and-pmp-450m-cable-diagrams/80321)._