# PTP **URL:** https://community.cambiumnetworks.com/c/products/ptp/53.md [Latest](https://community.cambiumnetworks.com/latest.md) · [Categories](https://community.cambiumnetworks.com/categories.md) · [Tags](https://community.cambiumnetworks.com/tags.md) --- ## [About the PTP category](https://community.cambiumnetworks.com/t/about-the-ptp-category/24327)
**Author:** [@system](https://community.cambiumnetworks.com/u/system)\ **Replies:** 0\ **Last updated:** [August 14, 2020, 12:49am UTC](https://community.cambiumnetworks.com/t/about-the-ptp-category/24327 "2020-08-14T00:49:52Z")
Fixed wireless point-to-point connectivity for critical applications and harsh environments. --- ## [The country list in the PTP 670 license generator does not include Peru](https://community.cambiumnetworks.com/t/the-country-list-in-the-ptp-670-license-generator-does-not-include-peru/109027)
**Author:** [@edgar\_cruzado\_cercad](https://community.cambiumnetworks.com/u/edgar_cruzado_cercad)\ **Replies:** 0\ **Last updated:** [September 30, 2026, 3:47pm UTC](https://community.cambiumnetworks.com/t/the-country-list-in-the-ptp-670-license-generator-does-not-include-peru/109027 "2026-09-30T15:47:23Z")
The country list in the PTP 670 license generator does not include Peru. My unit is a ROW PTP 670, model 5067LH, frequency range 4.9–6.05 GHz. Which country license and regulatory bands should I use for deployment in Per… --- ## [PTP and Cambium restructuring](https://community.cambiumnetworks.com/t/ptp-and-cambium-restructuring/108881)
**Author:** [@Ken\_Hohhof](https://community.cambiumnetworks.com/u/Ken_Hohhof)\ **Replies:** 8\ **Last updated:** [September 28, 2026, 4:37am UTC](https://community.cambiumnetworks.com/t/ptp-and-cambium-restructuring/108881 "2026-09-28T04:37:44Z")
I hope at some point we get some guidance as to what happens with the PTP products. I’m thinking of the licensed PTP850 products that are Ceragon under the hood. For example, if we have a NIB PTP850C with no activation… --- ## [PTP 850CX is now available for order](https://community.cambiumnetworks.com/t/ptp-850cx-is-now-available-for-order/105456)
**Author:** [@yonghaolin](https://community.cambiumnetworks.com/u/yonghaolin)\ **Replies:** 6\ **Last updated:** [September 22, 2026, 10:28pm UTC](https://community.cambiumnetworks.com/t/ptp-850cx-is-now-available-for-order/105456 "2026-09-22T22:28:10Z")
PTP 850CX is a next-generation ultra-high capacity microwave radio designed to meet the increasing demands for reliable, scalable wireless backhaul. As a compact all-outdoor solution, the PTP 850CX delivers multi-gigabit… --- ## [PTP Release Notes](https://community.cambiumnetworks.com/t/ptp-release-notes/108793)
**Author:** [@James\_Drummond](https://community.cambiumnetworks.com/u/James_Drummond)\ **Replies:** 1\ **Last updated:** [September 11, 2026, 4:54pm UTC](https://community.cambiumnetworks.com/t/ptp-release-notes/108793 "2026-09-11T16:54:20Z")
Hi Can we please have the release notes for PTP 850CX 850EX 850EX-P 13.3.5.0.0.21? --- ## [Modern PTP-SYNC deployment with 8 ptp670 master units at location](https://community.cambiumnetworks.com/t/modern-ptp-sync-deployment-with-8-ptp670-master-units-at-location/108781)
**Author:** [@pboynton](https://community.cambiumnetworks.com/u/pboynton)\ **Replies:** 0\ **Last updated:** [September 1, 2026, 6:30pm UTC](https://community.cambiumnetworks.com/t/modern-ptp-sync-deployment-with-8-ptp670-master-units-at-location/108781 "2026-09-01T18:30:09Z")
Curious what others are doing. Looks like the ptp-sync units have been retired and curious for solutions for an upcoming deployment. We have a temporary deployment this winter and will need high bandwidth (45mhz channe… --- ## [PTP450i FCC Integrated Availability](https://community.cambiumnetworks.com/t/ptp450i-fcc-integrated-availability/108637)
**Author:** [@Leo\_Dressler](https://community.cambiumnetworks.com/u/Leo_Dressler)\ **Replies:** 0\ **Last updated:** [July 20, 2026, 4:35pm UTC](https://community.cambiumnetworks.com/t/ptp450i-fcc-integrated-availability/108637 "2026-07-20T16:35:34Z")
PTP450I:I have had several PTP450i FCC Integrated modules on order for months. None of my suppliers have them in stock and they ESD just gets pushed back. does any body know if these are veing discontinued or what the st… --- ## [Force 425 ptp](https://community.cambiumnetworks.com/t/force-425-ptp/108546)
**Author:** [@HEMED\_RAMADHANI\_LEON](https://community.cambiumnetworks.com/u/HEMED_RAMADHANI_LEON)\ **Replies:** 2\ **Last updated:** [June 25, 2026, 12:44pm UTC](https://community.cambiumnetworks.com/t/force-425-ptp/108546 "2026-06-25T12:44:48Z")
I got issue on my area where i install 550 and force 425 but most of the link of force 425 failed to register and sometime other they failed even to transmit,and some of it they have very big different on Remote and loc… --- ## [Any difference of PTP670 with model 5067KH and 5067LH](https://community.cambiumnetworks.com/t/any-difference-of-ptp670-with-model-5067kh-and-5067lh/108499)
**Author:** [@Jeff\_Lai](https://community.cambiumnetworks.com/u/Jeff_Lai)\ **Replies:** 3\ **Last updated:** [June 12, 2026, 9:08am UTC](https://community.cambiumnetworks.com/t/any-difference-of-ptp670-with-model-5067kh-and-5067lh/108499 "2026-06-12T09:08:53Z")
Any difference of PTP670 with model 5067KH and 5067LH? I am used to use 5067KH, while I am notified that the new purchase shall change to 5067LH. I am afraid of any comptiability issue. Thanks. --- ## [Is PTP600 compatible with cnMaestro?](https://community.cambiumnetworks.com/t/is-ptp600-compatible-with-cnmaestro/108488)
**Author:** [@joelgonzaleze](https://community.cambiumnetworks.com/u/joelgonzaleze)\ **Replies:** 3\ **Last updated:** [June 9, 2026, 9:30am UTC](https://community.cambiumnetworks.com/t/is-ptp600-compatible-with-cnmaestro/108488 "2026-06-09T09:30:57Z")
Hello, I looking for documentation regarding to compatibility between cnMaestro On-Promise and PTP600, somebody have information related? or someone have an implementation/configuration like this? at least I wnat to kn… --- ## [SNMP Mib for PTP 850C](https://community.cambiumnetworks.com/t/snmp-mib-for-ptp-850c/108480)
**Author:** [@Abu\_Hassan](https://community.cambiumnetworks.com/u/Abu_Hassan)\ **Replies:** 2\ **Last updated:** [June 4, 2026, 11:39pm UTC](https://community.cambiumnetworks.com/t/snmp-mib-for-ptp-850c/108480 "2026-06-04T23:39:25Z")
Where can I download SNMP Mib file for PTP 850C? --- ## [PTP 850 E Constantly rebooting](https://community.cambiumnetworks.com/t/ptp-850-e-constantly-rebooting/108462)
**Author:** [@tooslow](https://community.cambiumnetworks.com/u/tooslow)\ **Replies:** 4\ **Last updated:** [June 4, 2026, 4:40pm UTC](https://community.cambiumnetworks.com/t/ptp-850-e-constantly-rebooting/108462 "2026-06-04T16:40:01Z")
hello all we have this 850 c and 850 e that has been installed on a old mine on the one side and a new tower build on the other. the new tower side is approx 50 ft tall with a 2/0 ground at the base of the tower that th… --- ## [PTP 850 E and cisco switches](https://community.cambiumnetworks.com/t/ptp-850-e-and-cisco-switches/108399)
**Author:** [@tooslow](https://community.cambiumnetworks.com/u/tooslow)\ **Replies:** 1\ **Last updated:** [May 13, 2026, 3:27am UTC](https://community.cambiumnetworks.com/t/ptp-850-e-and-cisco-switches/108399 "2026-05-13T03:27:38Z")
we are installing a new 850 e and have the cambium 10 gig 10 km sfp in the radio, and we are trying to get a link light on the cisco switch. the switch does not give us a link light. we have tried using a non cisco and n… --- ## [Force190 and Force300](https://community.cambiumnetworks.com/t/force190-and-force300/108357)
**Author:** [@Regardt\_Lotter](https://community.cambiumnetworks.com/u/Regardt_Lotter)\ **Replies:** 1\ **Last updated:** [April 28, 2026, 1:44am UTC](https://community.cambiumnetworks.com/t/force190-and-force300/108357 "2026-04-28T01:44:41Z")
Hi would it be possible to connect Force300 to Froce190. So the force 190 in AP mode and the force300 in station mode? --- ## [Lightweight antennas for PTP-670](https://community.cambiumnetworks.com/t/lightweight-antennas-for-ptp-670/108347)
**Author:** [@Markus\_Juenemann1](https://community.cambiumnetworks.com/u/Markus_Juenemann1)\ **Replies:** 0\ **Last updated:** [April 23, 2026, 1:01pm UTC](https://community.cambiumnetworks.com/t/lightweight-antennas-for-ptp-670/108347 "2026-04-23T13:01:44Z")
Hi, I plan to install two PTP-670 radios on a 15m pole. The issue is that there is already other equipment installed on the same pole. Ideally I’d like to connect each radio to a 60cm/2ft dish antenna but I must not exc… --- ## [PTP800 repairs / testing](https://community.cambiumnetworks.com/t/ptp800-repairs-testing/108304)
**Author:** [@LightGuy48](https://community.cambiumnetworks.com/u/LightGuy48)\ **Replies:** 1\ **Last updated:** [April 15, 2026, 10:58am UTC](https://community.cambiumnetworks.com/t/ptp800-repairs-testing/108304 "2026-04-15T10:58:08Z")
Does anyone service / repair the old PTP800? I’m having some link issues and not sure if it’s possibly an ODU issue going on. Thanks --- ## [Generating RSA Private Key and Public Certificate for HTTPS](https://community.cambiumnetworks.com/t/generating-rsa-private-key-and-public-certificate-for-https/77372)
**Author:** [@SirTextALot](https://community.cambiumnetworks.com/u/SirTextALot)\ **Replies:** 8\ **Last updated:** [April 14, 2026, 2:27pm UTC](https://community.cambiumnetworks.com/t/generating-rsa-private-key-and-public-certificate-for-https/77372 "2026-04-14T14:27:00Z")
I had to post this since the PTPs now require users to generate their own key/certificate, rather than the device doing it for you. The manual offers almost no help in this regard, so here’s the process (feel free to mod… --- ## [Intermittent Link Instability on Cambium PTP650 Under Traffic Load](https://community.cambiumnetworks.com/t/intermittent-link-instability-on-cambium-ptp650-under-traffic-load/108267)
**Author:** [@Ham3d](https://community.cambiumnetworks.com/u/Ham3d)\ **Replies:** 0\ **Last updated:** [April 1, 2026, 9:40am UTC](https://community.cambiumnetworks.com/t/intermittent-link-instability-on-cambium-ptp650-under-traffic-load/108267 "2026-04-01T09:40:20Z")
We are experiencing intermittent instability on a wireless link using a Cambium PTP650 device. The behavior is as follows: In idle conditions (no traffic), the link remains stable for long periods (up to 30+ hours). … --- ## [820C OMT o-ring specs](https://community.cambiumnetworks.com/t/820c-omt-o-ring-specs/62955)
**Author:** [@calebknauer1](https://community.cambiumnetworks.com/u/calebknauer1)\ **Replies:** 3\ **Last updated:** [March 20, 2026, 10:50pm UTC](https://community.cambiumnetworks.com/t/820c-omt-o-ring-specs/62955 "2026-03-20T22:50:00Z")
Anyone know the o-ring specs for 820C with OMT? In need of a couple and don't want to just try to match diameter. --- ## [How to Reset PTP 820E to Factory config from hardware](https://community.cambiumnetworks.com/t/how-to-reset-ptp-820e-to-factory-config-from-hardware/84148)
**Author:** [@adeeb\_shebani](https://community.cambiumnetworks.com/u/adeeb_shebani)\ **Replies:** 13\ **Last updated:** [March 13, 2026, 1:28pm UTC](https://community.cambiumnetworks.com/t/how-to-reset-ptp-820e-to-factory-config-from-hardware/84148 "2026-03-13T13:28:11Z")
How to Reset PTP 820E ODU to factory configuration when we can not access from management port because i make mistake by Reserved Services I’m trying access from another site and management port but i cannot If there … --- ## [Equipment recommendations for PTP 1km capacity 600mb](https://community.cambiumnetworks.com/t/equipment-recommendations-for-ptp-1km-capacity-600mb/108171)
**Author:** [@andrew713](https://community.cambiumnetworks.com/u/andrew713)\ **Replies:** 4\ **Last updated:** [March 13, 2026, 1:16pm UTC](https://community.cambiumnetworks.com/t/equipment-recommendations-for-ptp-1km-capacity-600mb/108171 "2026-03-13T13:16:30Z")
Good evening everyone. I need some advice. We currently want to upgrade our 600 Mbps connection to a 1 km radius. We have a Mimosa router, but lately it’s been having a lot of problems. It would be very helpful if you co… --- ## [Main PSU Port Flapping PTP 45700](https://community.cambiumnetworks.com/t/main-psu-port-flapping-ptp-45700/108162)
**Author:** [@Anthony\_W\_Brown](https://community.cambiumnetworks.com/u/Anthony_W_Brown)\ **Replies:** 2\ **Last updated:** [March 5, 2026, 8:54pm UTC](https://community.cambiumnetworks.com/t/main-psu-port-flapping-ptp-45700/108162 "2026-03-05T20:54:38Z")
We have a PTP 45700 Radio, users are reporting they cannot connect to site. It is a PTP45700 with a cnMatrix switch. The switch says all POE ports are ok and providing power. In the radio logs I see the following: … --- ## [PTP670 Minimum Hardware vs Firmware Version](https://community.cambiumnetworks.com/t/ptp670-minimum-hardware-vs-firmware-version/62840)
**Author:** [@tcoogan](https://community.cambiumnetworks.com/u/tcoogan)\ **Replies:** 5\ **Last updated:** [February 25, 2026, 8:15pm UTC](https://community.cambiumnetworks.com/t/ptp670-minimum-hardware-vs-firmware-version/62840 "2026-02-25T20:15:39Z")
Hi, We have a PTP670 that we need to downgrade the software version on back to 670-02-00 so it is in line with the rest of our deployed network. After downgrading the unit to 670-02-00, on the software licence page we … --- ## [4+0 setup with PTP820C using single antenna](https://community.cambiumnetworks.com/t/4-0-setup-with-ptp820c-using-single-antenna/49977)
**Author:** [@allenyu](https://community.cambiumnetworks.com/u/allenyu)\ **Replies:** 3\ **Last updated:** [February 15, 2026, 5:48am UTC](https://community.cambiumnetworks.com/t/4-0-setup-with-ptp820c-using-single-antenna/49977 "2026-02-15T05:48:56Z")
PTP820C is a dual core radio, which provide over 1Gbps full duplex throughput when both cores activated. Sometimes people need more capacity, a 4+0 setup with two of hte PTP820C on each end can support more than 2Gbbps … --- ## [PTP670 Link Mode Optimization](https://community.cambiumnetworks.com/t/ptp670-link-mode-optimization/108056)
**Author:** [@donald\_leeps](https://community.cambiumnetworks.com/u/donald_leeps)\ **Replies:** 0\ **Last updated:** [January 28, 2026, 3:52pm UTC](https://community.cambiumnetworks.com/t/ptp670-link-mode-optimization/108056 "2026-01-28T15:52:48Z")
Have 2 different simulcast systems running on these microwaves 1 is a TAIT system that is IP connected and an older system that uses Gates-Air Muxes. The older system only passes packets thru ip link but no verification … --- ## [PTP850E PoE Injector Keeps Failing](https://community.cambiumnetworks.com/t/ptp850e-poe-injector-keeps-failing/98288)
**Author:** [@DHines](https://community.cambiumnetworks.com/u/DHines)\ **Replies:** 3\ **Last updated:** [January 19, 2026, 11:31pm UTC](https://community.cambiumnetworks.com/t/ptp850e-poe-injector-keeps-failing/98288 "2026-01-19T23:31:43Z")
Hello, We installed three hops of PTP850E for a customer back in late 2020. They use a PoE injector with Cat5E running to the management port to power the radios and a 10G SFP for their payload. At least once a year s… --- ## [Firmware 4600 C PTP](https://community.cambiumnetworks.com/t/firmware-4600-c-ptp/108015)
**Author:** [@Silvio\_jofre](https://community.cambiumnetworks.com/u/Silvio_jofre)\ **Replies:** 2\ **Last updated:** [January 16, 2026, 2:23pm UTC](https://community.cambiumnetworks.com/t/firmware-4600-c-ptp/108015 "2026-01-16T14:23:26Z")
Buenas noches colegas el firmware 5.10.4 para ptp con 4600 C es bien estable?, o presenta algunos problemas Gracias desde ya saludos --- ## [Compatibility between PTP450i and PTB450?](https://community.cambiumnetworks.com/t/compatibility-between-ptp450i-and-ptb450/108016)
**Author:** [@whatSNR](https://community.cambiumnetworks.com/u/whatSNR)\ **Replies:** 0\ **Last updated:** [January 16, 2026, 4:52am UTC](https://community.cambiumnetworks.com/t/compatibility-between-ptp450i-and-ptb450/108016 "2026-01-16T04:52:29Z")
Can I interface a PTP450i with a PTB450 radio? Both are 8x MIMO compatible but I imagine the PTB450 will bottleneck the speed across the link. Release notes seem to suggest that the frequency is supported but don’t ment… --- ## [PTP820 RMON Statistics](https://community.cambiumnetworks.com/t/ptp820-rmon-statistics/47373)
**Author:** [@Eric\_Miller](https://community.cambiumnetworks.com/u/Eric_Miller)\ **Replies:** 8\ **Last updated:** [December 10, 2025, 10:33pm UTC](https://community.cambiumnetworks.com/t/ptp820-rmon-statistics/47373 "2025-12-10T22:33:30Z")
I have a question regardng the RMON statistics, specifically the "TX/RX length error frame count". We are seeing this counter increase across both the radio and sfp interface, but the counters for jabber, fragment, under… --- ## [How to Access PTP 820/850 radio from LAN port of POE or the data port?](https://community.cambiumnetworks.com/t/how-to-access-ptp-820-850-radio-from-lan-port-of-poe-or-the-data-port/95854)
**Author:** [@msh200](https://community.cambiumnetworks.com/u/msh200)\ **Replies:** 1\ **Last updated:** [December 6, 2025, 2:10pm UTC](https://community.cambiumnetworks.com/t/how-to-access-ptp-820-850-radio-from-lan-port-of-poe-or-the-data-port/95854 "2025-12-06T14:10:25Z")
Summary : All the PTP 820 and 850 series out of box radios are by default accessible via Management interface with default IP address 192.168.1.1/24. However, we would need to set up management service points to pass m… [Next page](https://community.cambiumnetworks.com/c/products/ptp/53.md?page=1)