# cnMatrix **URL:** https://community.cambiumnetworks.com/c/products/cnmatrix/39.md?page=2 [Latest](https://community.cambiumnetworks.com/latest.md) · [Categories](https://community.cambiumnetworks.com/categories.md) · [Tags](https://community.cambiumnetworks.com/tags.md) **Page:** 3 --- ## ["Enter Password to unlock the conolse" in CnMatrix Ex2028](https://community.cambiumnetworks.com/t/enter-password-to-unlock-the-conolse-in-cnmatrix-ex2028/99771)
**Author:** [@Pranav\_Bhattarai](https://community.cambiumnetworks.com/u/Pranav_Bhattarai)\ **Replies:** 2\ **Last updated:** [June 7, 2024, 2:54pm UTC](https://community.cambiumnetworks.com/t/enter-password-to-unlock-the-conolse-in-cnmatrix-ex2028/99771 "2024-06-07T14:54:44Z")
We bought the new switch (EX2028-EE8F40) in the company. We attached the console cable to the console port of the switch, and the other end to the laptop. We read the documentation which instructed us to use the login cr… --- ## [Webinar: What's New with Cambium's cnMatrix Switch Solutions](https://community.cambiumnetworks.com/t/webinar-whats-new-with-cambiums-cnmatrix-switch-solutions/98643)
**Author:** [@Lexi\_Joyce](https://community.cambiumnetworks.com/u/Lexi_Joyce)\ **Replies:** 1\ **Last updated:** [May 29, 2024, 10:33pm UTC](https://community.cambiumnetworks.com/t/webinar-whats-new-with-cambiums-cnmatrix-switch-solutions/98643 "2024-05-29T22:33:03Z")
Tune in to this webinar where we’ll provide an update on Cambium’s cnMatrix switching, including our new fiber aggregation switch! Here’s what’s in store: cnMatrix Update EX3024F fiber aggregation switch Policy-bas… --- ## [CnMatrix transceiver power command](https://community.cambiumnetworks.com/t/cnmatrix-transceiver-power-command/99621)
**Author:** [@Kumbu14](https://community.cambiumnetworks.com/u/Kumbu14)\ **Replies:** 5\ **Last updated:** [May 29, 2024, 10:05pm UTC](https://community.cambiumnetworks.com/t/cnmatrix-transceiver-power-command/99621 "2024-05-29T22:05:10Z")
Hi, I am trying to get power levels i am receiving on my transceiver but when i input command “#show interfaces transceiver” it only gives the transceivers details. How can i check how much power i am recieving. Than… --- ## [Allow only certain MAC to connect on a cnMatrix port](https://community.cambiumnetworks.com/t/allow-only-certain-mac-to-connect-on-a-cnmatrix-port/99600)
**Author:** [@Wireland\_ltd](https://community.cambiumnetworks.com/u/Wireland_ltd)\ **Replies:** 2\ **Last updated:** [May 29, 2024, 6:43am UTC](https://community.cambiumnetworks.com/t/allow-only-certain-mac-to-connect-on-a-cnmatrix-port/99600 "2024-05-29T06:43:48Z")
Hi. I have a cnMatrix EX2028-P switch running 4.3-r3 (I will be upgrading it soon). I am wondering if there is a way to permit only a certain MAC to connect to a specific port of the switch. More specifically, I have sev… --- ## [What do the various LED indicators mean on a TX1012 fibre port?](https://community.cambiumnetworks.com/t/what-do-the-various-led-indicators-mean-on-a-tx1012-fibre-port/99406)
**Author:** [@CHRISTOPHER\_NEIL\_ED1](https://community.cambiumnetworks.com/u/CHRISTOPHER_NEIL_ED1)\ **Replies:** 1\ **Last updated:** [May 28, 2024, 11:42pm UTC](https://community.cambiumnetworks.com/t/what-do-the-various-led-indicators-mean-on-a-tx1012-fibre-port/99406 "2024-05-28T23:42:50Z")
Can somebody give me insight as to what the various LED colors mean on a fiber port? I recently connected this switch to another cambium further upstream. --- ## [Description field and PBA](https://community.cambiumnetworks.com/t/description-field-and-pba/99283)
**Author:** [@Lesswire\_RalfS](https://community.cambiumnetworks.com/u/Lesswire_RalfS)\ **Replies:** 3\ **Last updated:** [May 17, 2024, 4:46pm UTC](https://community.cambiumnetworks.com/t/description-field-and-pba/99283 "2024-05-17T16:46:33Z")
It is about the Description field when using PBA. The host name of the connected device is usually displayed in the Description field. However, if a PDA rule is used, which is displayed in the PBA Rule field, the name of… --- ## [Trouble configuring VLAN on cnMatrix](https://community.cambiumnetworks.com/t/trouble-configuring-vlan-on-cnmatrix/99205)
**Author:** [@Legos\_Adamou](https://community.cambiumnetworks.com/u/Legos_Adamou)\ **Replies:** 0\ **Last updated:** [May 8, 2024, 1:35pm UTC](https://community.cambiumnetworks.com/t/trouble-configuring-vlan-on-cnmatrix/99205 "2024-05-08T13:35:30Z")
Hello everybody I get some issue when i configure my cnMatrix switch to fortigate. after creating a VLAN then configure port trunk on the cnMatrix switch there no traffic on the cnMatrix. in additional to that I didn… --- ## ["% Image Download Failed \[tar command too long\]" error when trying to upgrade the Switch's Image using USB](https://community.cambiumnetworks.com/t/image-download-failed-tar-command-too-long-error-when-trying-to-upgrade-the-switchs-image-using-usb/99120)
**Author:** [@Pranav\_Bhattarai](https://community.cambiumnetworks.com/u/Pranav_Bhattarai)\ **Replies:** 3\ **Last updated:** [May 8, 2024, 5:28am UTC](https://community.cambiumnetworks.com/t/image-download-failed-tar-command-too-long-error-when-trying-to-upgrade-the-switchs-image-using-usb/99120 "2024-05-08T05:28:51Z")
Product name: cnMatrix EX2028-P CNS Software Version: 3.2.1-r5 I was wondering if it was possible to upgrade the switch’s image as mentioned in the documentation HELP!!! --- ## [Error updating cnMatrix switch via CLI](https://community.cambiumnetworks.com/t/error-updating-cnmatrix-switch-via-cli/78570)
**Author:** [@Muhaned\_Belaid](https://community.cambiumnetworks.com/u/Muhaned_Belaid)\ **Replies:** 13\ **Last updated:** [May 7, 2024, 6:18am UTC](https://community.cambiumnetworks.com/t/error-updating-cnmatrix-switch-via-cli/78570 "2024-05-07T06:18:22Z")
Hi Cambium, I am trying to update my cnMatrix switch via CLI , and i got this message : Image Download Failed \[ gzip: invalid magic tar: child returned status 1 tar: error is not recoverable: exiting now Could you p… --- ## [How to Upgrade the cnMatrix switch to the latest Software Version](https://community.cambiumnetworks.com/t/how-to-upgrade-the-cnmatrix-switch-to-the-latest-software-version/62419)
**Author:** [@saw100](https://community.cambiumnetworks.com/u/saw100)\ **Replies:** 11\ **Last updated:** [May 5, 2024, 5:02am UTC](https://community.cambiumnetworks.com/t/how-to-upgrade-the-cnmatrix-switch-to-the-latest-software-version/62419 "2024-05-05T05:02:35Z")
Prerequisites for Upgrading the cnMatrix Switch. Current Image file (cnMatrix-EX2K-2.0.4-r1.img) for the latest Software version has been downloaded on the PC SFTP server tool has been Downloaded and Installed o… --- ## [Newbie VLAN question](https://community.cambiumnetworks.com/t/newbie-vlan-question/98891)
**Author:** [@CHRISTOPHER\_NEIL\_EDW](https://community.cambiumnetworks.com/u/CHRISTOPHER_NEIL_EDW)\ **Replies:** 12\ **Last updated:** [April 22, 2024, 12:44pm UTC](https://community.cambiumnetworks.com/t/newbie-vlan-question/98891 "2024-04-22T12:44:16Z")
Hi, I’m hoping somebody could give me some insight into integrating a Ubiquiti USW switch with a Cambium TX1012-P-DC. I have a telephone connected to the TX on Port 4 on VLAN 2 (192.168.42.0/24) No matter what I chang… --- ## [OUI length limitation](https://community.cambiumnetworks.com/t/oui-length-limitation/98815)
**Author:** [@Rob\_Fuller](https://community.cambiumnetworks.com/u/Rob_Fuller)\ **Replies:** 3\ **Last updated:** [April 16, 2024, 9:06pm UTC](https://community.cambiumnetworks.com/t/oui-length-limitation/98815 "2024-04-16T21:06:05Z")
Hello, I’m trying to setup a PBA with the OUI for IP Video Corp (https://maclookup.app/macaddress/b0b353d) however their OUI is longer than 6 hex numbers so I get an error in cnMaestro. Is there a workaround/fix? Th… --- ## [cnMatrix - any way to NOT pass native VLAN traffic through a trunk or hybrid port?](https://community.cambiumnetworks.com/t/cnmatrix-any-way-to-not-pass-native-vlan-traffic-through-a-trunk-or-hybrid-port/97566)
**Author:** [@BradenMcG\_DC](https://community.cambiumnetworks.com/u/BradenMcG_DC)\ **Replies:** 3\ **Last updated:** [April 12, 2024, 8:51am UTC](https://community.cambiumnetworks.com/t/cnmatrix-any-way-to-not-pass-native-vlan-traffic-through-a-trunk-or-hybrid-port/97566 "2024-04-12T08:51:41Z")
Generally in Cisco world it is preferred to NOT permit a native (untagged) VLAN on a trunk link between two switches. There does not seem to be any way to do this on cnMatrix? When setting a port to “Trunk”, all VLANs … --- ## [TX1012-P-DC Low Voltage Shutoff](https://community.cambiumnetworks.com/t/tx1012-p-dc-low-voltage-shutoff/85831)
**Author:** [@jessearcher](https://community.cambiumnetworks.com/u/jessearcher)\ **Replies:** 6\ **Last updated:** [April 12, 2024, 8:19am UTC](https://community.cambiumnetworks.com/t/tx1012-p-dc-low-voltage-shutoff/85831 "2024-04-12T08:19:46Z")
Does this product have a low voltage shutoff, e.g. if voltage drops below a specified value, the unit shuts down until voltage returns? --- ## [VLAN Configuration issu](https://community.cambiumnetworks.com/t/vlan-configuration-issu/98413)
**Author:** [@Adamou\_Legos](https://community.cambiumnetworks.com/u/Adamou_Legos)\ **Replies:** 2\ **Last updated:** [March 22, 2024, 11:37am UTC](https://community.cambiumnetworks.com/t/vlan-configuration-issu/98413 "2024-03-22T11:37:21Z")
Legos Adamou Hi, I’m new on cambium, I configured VLAN on cnMatrix and over 2 minute the vlan configuration will disapear. Could you please help to fix this issue Thanks --- ## [cnMatrix TX1012-P-DC not suppling continuous 24 VDC](https://community.cambiumnetworks.com/t/cnmatrix-tx1012-p-dc-not-suppling-continuous-24-vdc/88377)
**Author:** [@Phil\_Curnutt](https://community.cambiumnetworks.com/u/Phil_Curnutt)\ **Replies:** 2\ **Last updated:** [March 22, 2024, 10:49am UTC](https://community.cambiumnetworks.com/t/cnmatrix-tx1012-p-dc-not-suppling-continuous-24-vdc/88377 "2024-03-22T10:49:28Z")
I am trying to power one Cambium AP, one Ubiquiti AF5xHD and three Ubiquiti Rocket Prisms with the TX1012. The Cambium AP is 50V and plugged into port 1 set to 802.3. The four Ubiquiti radios are 24 VDC, so are plugged… --- ## [Trying to Disable PBA](https://community.cambiumnetworks.com/t/trying-to-disable-pba/98110)
**Author:** [@Brian\_Jones](https://community.cambiumnetworks.com/u/Brian_Jones)\ **Replies:** 3\ **Last updated:** [March 7, 2024, 2:33pm UTC](https://community.cambiumnetworks.com/t/trying-to-disable-pba/98110 "2024-03-07T14:33:37Z")
Hello, We are having an issue with Voip phones going in and out of service. I believe this to be with PBA trying to apply a policy. There are countless entries in the log like the following: 133\>Mar 1 08:25:24 ISS CF… --- ## [DNS disruption](https://community.cambiumnetworks.com/t/dns-disruption/97949)
**Author:** [@Paul\_Price](https://community.cambiumnetworks.com/u/Paul_Price)\ **Replies:** 4\ **Last updated:** [March 3, 2024, 8:13am UTC](https://community.cambiumnetworks.com/t/dns-disruption/97949 "2024-03-03T08:13:11Z")
I have a small network consisting of a Windows Server 2022 DC, which hosts the DHCP Server and DNS server for this network. I added an EX2016M-P into the mix, primarily for the 2.5Gbps ports. However since then the inte… --- ## [cnMatrix 1012 poe switch](https://community.cambiumnetworks.com/t/cnmatrix-1012-poe-switch/90744)
**Author:** [@DigitalMan2020](https://community.cambiumnetworks.com/u/DigitalMan2020)\ **Replies:** 3\ **Last updated:** [February 28, 2024, 5:37pm UTC](https://community.cambiumnetworks.com/t/cnmatrix-1012-poe-switch/90744 "2024-02-28T17:37:29Z")
Hi, does anyone know what poe setting I could use on the 1012 poe switch to power up a ubiquiti 5ac Prism radio? 24v on the switch does not work. --- ## [802.3 PoE Standard Report](https://community.cambiumnetworks.com/t/802-3-poe-standard-report/97456)
**Author:** [@Rob\_Fuller](https://community.cambiumnetworks.com/u/Rob_Fuller)\ **Replies:** 1\ **Last updated:** [February 13, 2024, 8:34am UTC](https://community.cambiumnetworks.com/t/802-3-poe-standard-report/97456 "2024-02-13T08:34:30Z")
Is there a command to report on the PoE standard (e.g. 802.3AF/AT etc) negotiated with a device? I have a Texas PoE device which is powered an iPad kiosk but when the device demands more power (chagrining) it is tripping… --- ## [24V and 54V PoE Pinout details for cnMatrix EX/TX series switches](https://community.cambiumnetworks.com/t/24v-and-54v-poe-pinout-details-for-cnmatrix-ex-tx-series-switches/84054)
**Author:** [@swren-cambium](https://community.cambiumnetworks.com/u/swren-cambium)\ **Replies:** 17\ **Last updated:** [February 6, 2024, 1:34pm UTC](https://community.cambiumnetworks.com/t/24v-and-54v-poe-pinout-details-for-cnmatrix-ex-tx-series-switches/84054 "2024-02-06T13:34:46Z")
Summary: This article provides 24V and 54V PoE Pinout details for the cnMatrix EX/TX series switches. Per the 802.3 standard, a PoE Switch can implement deliver power per the following polarities: For all cnMatrix sw… --- ## [Firmware discrepancies between cnMatrix Support Site and available firmware in XMS-C](https://community.cambiumnetworks.com/t/firmware-discrepancies-between-cnmatrix-support-site-and-available-firmware-in-xms-c/94232)
**Author:** [@Jon\_McNamara](https://community.cambiumnetworks.com/u/Jon_McNamara)\ **Replies:** 15\ **Last updated:** [January 29, 2024, 9:41pm UTC](https://community.cambiumnetworks.com/t/firmware-discrepancies-between-cnmatrix-support-site-and-available-firmware-in-xms-c/94232 "2024-01-29T21:41:45Z")
Hi there! Can someone help me understand why there would a difference between what firmware is shown on the cnMatrix Support site vs. the XMS-C platform that we use to manage our cnMatrix switches? 4.2.1-r5 - Available… --- ## [TX2020 Overheating](https://community.cambiumnetworks.com/t/tx2020-overheating/97429)
**Author:** [@Joseph\_MacGregor](https://community.cambiumnetworks.com/u/Joseph_MacGregor)\ **Replies:** 0\ **Last updated:** [January 24, 2024, 7:18am UTC](https://community.cambiumnetworks.com/t/tx2020-overheating/97429 "2024-01-24T07:18:57Z")
Hi All, Anyone else having overheating with the TX2020? Since we upgraded from the CMM4 our TX2020 has been overheating and requires site personnel to attend and flick the circuit breaker. To be fair this device is in … --- ## [cnMatrix, cnMaestro, QinQ](https://community.cambiumnetworks.com/t/cnmatrix-cnmaestro-qinq/95414)
**Author:** [@VincentSupport](https://community.cambiumnetworks.com/u/VincentSupport)\ **Replies:** 4\ **Last updated:** [January 18, 2024, 9:26pm UTC](https://community.cambiumnetworks.com/t/cnmatrix-cnmaestro-qinq/95414 "2024-01-18T21:26:22Z")
In order to use QinQ (Q-in-Q in the manual if you’re using ctrl-f) you have to change the bridge-mode on the switch. If you do this from the gui, the switch resets itself and reboots, but doesn’t save the new bridge-m… --- ## [Fiber Ethernet Ring with cnMatrix](https://community.cambiumnetworks.com/t/fiber-ethernet-ring-with-cnmatrix/60513)
**Author:** [@Rick\_ili](https://community.cambiumnetworks.com/u/Rick_ili)\ **Replies:** 11\ **Last updated:** [January 17, 2024, 4:22pm UTC](https://community.cambiumnetworks.com/t/fiber-ethernet-ring-with-cnmatrix/60513 "2024-01-17T16:22:47Z")
Hi guys I wonder if I can create an ethernet ring with fiber using EX2028P swithces but which SFP shall I use? I´m trying to build a 54 km ring with 5 Km between sites. Do the cnMatrix switches can handle Itu.t G.8032? B… --- ## [Upgrading EX2052-P firmware to 5.0.1-r4 from 4.4-r3](https://community.cambiumnetworks.com/t/upgrading-ex2052-p-firmware-to-5-0-1-r4-from-4-4-r3/97091)
**Author:** [@StephenP](https://community.cambiumnetworks.com/u/StephenP)\ **Replies:** 5\ **Last updated:** [January 8, 2024, 5:11pm UTC](https://community.cambiumnetworks.com/t/upgrading-ex2052-p-firmware-to-5-0-1-r4-from-4-4-r3/97091 "2024-01-08T17:11:17Z")
Has anyone had any issues upgrading from 4.4-r3 to 5.0.1-r4? More than once I’ve had to rollback switches to 4.4-r3. Once upgraded the switch loses internet connectivity to cnMaestro cloud and is unable to route any int… --- ## [Switch stacking](https://community.cambiumnetworks.com/t/switch-stacking/83515)
**Author:** [@TimoWanume](https://community.cambiumnetworks.com/u/TimoWanume)\ **Replies:** 3\ **Last updated:** [January 5, 2024, 1:43am UTC](https://community.cambiumnetworks.com/t/switch-stacking/83515 "2024-01-05T01:43:24Z")
Hi Are cnMatrix switches stackable and how do I configure that --- ## [How do I deactivate PoE on a port to reboot a device on cnMatrix Switches?](https://community.cambiumnetworks.com/t/how-do-i-deactivate-poe-on-a-port-to-reboot-a-device-on-cnmatrix-switches/90574)
**Author:** [@swren-cambium](https://community.cambiumnetworks.com/u/swren-cambium)\ **Replies:** 7\ **Last updated:** [December 31, 2023, 3:07am UTC](https://community.cambiumnetworks.com/t/how-do-i-deactivate-poe-on-a-port-to-reboot-a-device-on-cnmatrix-switches/90574 "2023-12-31T03:07:53Z")
Summary: This article provides instructions on how to temporarily deactivate and reactivate Power over Ethernet (PoE) on a port to reboot a device. This is useful in scenarios where you may have lost access to a particul… --- ## [AVoIP Switches, Could CNMatrix do it](https://community.cambiumnetworks.com/t/avoip-switches-could-cnmatrix-do-it/96922)
**Author:** [@Springs](https://community.cambiumnetworks.com/u/Springs)\ **Replies:** 6\ **Last updated:** [December 30, 2023, 7:28pm UTC](https://community.cambiumnetworks.com/t/avoip-switches-could-cnmatrix-do-it/96922 "2023-12-30T19:28:56Z")
I am facing a lot of pushing by Sales to Use Netgear AV Switches. They have built in profiles for Audio Video over IP. Which when I look at it… looks like Multicast routing with IGMP snooping. One of the companies we “w… --- ## [How to create a Port Channel/LACP/Link Aggregation on cnMatrix Switches](https://community.cambiumnetworks.com/t/how-to-create-a-port-channel-lacp-link-aggregation-on-cnmatrix-switches/83326)
**Author:** [@swren-cambium](https://community.cambiumnetworks.com/u/swren-cambium)\ **Replies:** 0\ **Last updated:** [January 5, 2022, 4:22pm UTC](https://community.cambiumnetworks.com/t/how-to-create-a-port-channel-lacp-link-aggregation-on-cnmatrix-switches/83326 "2022-01-05T16:22:01Z")
This article describes how to create a Port Channel (also called Link Aggregation or LACP) on cnMatrix Switches using cnMaestro, XMS-Cloud or the Command Line Interface (CLI). Once you have followed the instructions on… [Previous page](https://community.cambiumnetworks.com/c/products/cnmatrix/39.md?page=1) [Next page](https://community.cambiumnetworks.com/c/products/cnmatrix/39.md?page=3)