# cnMatrix **URL:** https://community.cambiumnetworks.com/c/products/cnmatrix/39.md?page=4 [Latest](https://community.cambiumnetworks.com/latest.md) · [Categories](https://community.cambiumnetworks.com/categories.md) · [Tags](https://community.cambiumnetworks.com/tags.md) **Page:** 5 --- ## [How to configure L3 VLAN in cnMatrix switch with DHCP Server through CLI](https://community.cambiumnetworks.com/t/how-to-configure-l3-vlan-in-cnmatrix-switch-with-dhcp-server-through-cli/63318)
**Author:** [@Rohit\_Singh](https://community.cambiumnetworks.com/u/Rohit_Singh)\ **Replies:** 4\ **Last updated:** [May 22, 2023, 4:46pm UTC](https://community.cambiumnetworks.com/t/how-to-configure-l3-vlan-in-cnmatrix-switch-with-dhcp-server-through-cli/63318 "2023-05-22T16:46:58Z")
Summary: This document explains about the requirement and configuration required while configuring the Layer 3 VLAN on cnMatrix switch with DHCP server. Cause: Create different LAN segment to reduce the broadcast dom… --- ## [STP Convergence](https://community.cambiumnetworks.com/t/stp-convergence/93033)
**Author:** [@Aman\_Chanpura](https://community.cambiumnetworks.com/u/Aman_Chanpura)\ **Replies:** 0\ **Last updated:** [May 22, 2023, 6:12am UTC](https://community.cambiumnetworks.com/t/stp-convergence/93033 "2023-05-22T06:12:02Z")
Hi team, Once of our client is having almost 15 cambium Cnmatric 2052P switches installed and those all switches are connected to Core switch via fiber link, Suddenly this afternoon, i am seeing below STP convergence of… --- ## [How can I interconnect 2x Layer 2 switches to exchange VLANs and use in-band management?](https://community.cambiumnetworks.com/t/how-can-i-interconnect-2x-layer-2-switches-to-exchange-vlans-and-use-in-band-management/67285)
**Author:** [@deltanet](https://community.cambiumnetworks.com/u/deltanet)\ **Replies:** 6\ **Last updated:** [May 19, 2023, 9:56am UTC](https://community.cambiumnetworks.com/t/how-can-i-interconnect-2x-layer-2-switches-to-exchange-vlans-and-use-in-band-management/67285 "2023-05-19T09:56:32Z")
The project: A building with 12 apartments. Each apartment will get a wifi (e425h) and an ethernet connection (wall socket). The 12 wifi APs will get their PoE and ethernet connectivity from an EX-2028P switch. The wall … --- ## [Other Fault 34 on TX2012RP](https://community.cambiumnetworks.com/t/other-fault-34-on-tx2012rp/92787)
**Author:** [@DigitalMan2020](https://community.cambiumnetworks.com/u/DigitalMan2020)\ **Replies:** 1\ **Last updated:** [May 17, 2023, 10:27pm UTC](https://community.cambiumnetworks.com/t/other-fault-34-on-tx2012rp/92787 "2023-05-17T22:27:36Z")
Hi am getting Fault 34 on a poe port on my TX2012RP, it is powering an epmp 3000 radio. Anyone from @cambium… seen this fault in the forum but not sure if issue was with epmp product --- ## [Switch Port Config: Trunk + Native vs Hybrid + Native?](https://community.cambiumnetworks.com/t/switch-port-config-trunk-native-vs-hybrid-native/92259)
**Author:** [@uberdome](https://community.cambiumnetworks.com/u/uberdome)\ **Replies:** 5\ **Last updated:** [May 9, 2023, 10:00pm UTC](https://community.cambiumnetworks.com/t/switch-port-config-trunk-native-vs-hybrid-native/92259 "2023-05-09T22:00:13Z")
I had some very odd failures while running Trunk + Native VLAN. I switched to Hybrid + Native VLAN and things started functioning as expected. I later found the “Tagged” option was allowing the function. Is there a pro… --- ## [Why wont my cnpulse sync recover from out of sync](https://community.cambiumnetworks.com/t/why-wont-my-cnpulse-sync-recover-from-out-of-sync/87235)
**Author:** [@DigitalMan2020](https://community.cambiumnetworks.com/u/DigitalMan2020)\ **Replies:** 6\ **Last updated:** [May 8, 2023, 8:16pm UTC](https://community.cambiumnetworks.com/t/why-wont-my-cnpulse-sync-recover-from-out-of-sync/87235 "2023-05-08T20:16:03Z")
I have two sites running tx 2012rp switches and both lose sync… why are they not recovering on their own? I have to turn off and then on again the sync port on the switch and then it goes back to in-sync Update now on… --- ## [Critical - cnMatrix ex1010P does not power any devices connected via a shielded ethernet](https://community.cambiumnetworks.com/t/critical-cnmatrix-ex1010p-does-not-power-any-devices-connected-via-a-shielded-ethernet/92409)
**Author:** [@PFR](https://community.cambiumnetworks.com/u/PFR)\ **Replies:** 1\ **Last updated:** [April 19, 2023, 3:30pm UTC](https://community.cambiumnetworks.com/t/critical-cnmatrix-ex1010p-does-not-power-any-devices-connected-via-a-shielded-ethernet/92409 "2023-04-19T15:30:53Z")
Almost 2 years ago I made installations in which I connected 2 e505 devices to the ex1010P switch. From the beginning, we’ve seen e505 devices wake up after a few minutes, a few hours, or more after a switch reboot. Re… --- ## [Restrict HTTP and SSH access via ACL?](https://community.cambiumnetworks.com/t/restrict-http-and-ssh-access-via-acl/81545)
**Author:** [@Matt\_Hopkins](https://community.cambiumnetworks.com/u/Matt_Hopkins)\ **Replies:** 3\ **Last updated:** [April 13, 2023, 9:26pm UTC](https://community.cambiumnetworks.com/t/restrict-http-and-ssh-access-via-acl/81545 "2023-04-13T21:26:16Z")
Is there a way to restrict the management to an IP or subnet? I’m not finding it and I would not like to leave these management interfaces open to everything. Specifically, I’m looking at a TX2020RP. --- ## [CNMatrix firmware update issues (4.6r2)](https://community.cambiumnetworks.com/t/cnmatrix-firmware-update-issues-4-6r2/92178)
**Author:** [@scracha](https://community.cambiumnetworks.com/u/scracha)\ **Replies:** 3\ **Last updated:** [April 12, 2023, 10:39pm UTC](https://community.cambiumnetworks.com/t/cnmatrix-firmware-update-issues-4-6r2/92178 "2023-04-12T22:39:08Z")
I upgraded two new TX1012PAC switches to 4.6r2. I popped on a minimal config on each switch before the firmware upgrade. First one I rebooted with “keep settings” option enabled. It appears to have scrambled the login… --- ## [snmpAgentControl is not allowed](https://community.cambiumnetworks.com/t/snmpagentcontrol-is-not-allowed/92271)
**Author:** [@mthommo\_9](https://community.cambiumnetworks.com/u/mthommo_9)\ **Replies:** 5\ **Last updated:** [April 12, 2023, 11:49am UTC](https://community.cambiumnetworks.com/t/snmpagentcontrol-is-not-allowed/92271 "2023-04-12T11:49:57Z")
Hello, In Maestro when i go to push a config to my switches - I receive the below error. Switches are running V3.1.1-r3, which i want to upgrade. How do i get around this? --- ## [Still having issues with Cnmatrix ex1028P failing to negotiate port speed](https://community.cambiumnetworks.com/t/still-having-issues-with-cnmatrix-ex1028p-failing-to-negotiate-port-speed/92270)
**Author:** [@accelwireless](https://community.cambiumnetworks.com/u/accelwireless)\ **Replies:** 0\ **Last updated:** [April 11, 2023, 1:16pm UTC](https://community.cambiumnetworks.com/t/still-having-issues-with-cnmatrix-ex1028p-failing-to-negotiate-port-speed/92270 "2023-04-11T13:16:50Z")
We encountered the issue after a reboot or firmware update that the switch ports do not negotiate a connection and requires another reboot or physically unplugging the switch port and plugging back in. This is connected … --- ## [What standard RADIUS attribute is required for authenticating an admin user with RADIUS](https://community.cambiumnetworks.com/t/what-standard-radius-attribute-is-required-for-authenticating-an-admin-user-with-radius/91016)
**Author:** [@Tom\_Lee](https://community.cambiumnetworks.com/u/Tom_Lee)\ **Replies:** 1\ **Last updated:** [April 4, 2023, 10:23pm UTC](https://community.cambiumnetworks.com/t/what-standard-radius-attribute-is-required-for-authenticating-an-admin-user-with-radius/91016 "2023-04-04T22:23:46Z")
Summary: This article explains the required RADIUS attribute in the RADIUS server for authenticating an admin user with RADIUS For setting up configuration in cnMatrix switch please refer to the cnMatrix Switch user gu… --- ## [Using RADIUS for admin login to cnMatrix switches - expected attributes for "root" vs. "guest" access?](https://community.cambiumnetworks.com/t/using-radius-for-admin-login-to-cnmatrix-switches-expected-attributes-for-root-vs-guest-access/88845)
**Author:** [@BradenMcG\_DC](https://community.cambiumnetworks.com/u/BradenMcG_DC)\ **Replies:** 1\ **Last updated:** [April 4, 2023, 10:20pm UTC](https://community.cambiumnetworks.com/t/using-radius-for-admin-login-to-cnmatrix-switches-expected-attributes-for-root-vs-guest-access/88845 "2023-04-04T22:20:34Z")
I am configuring a cnMatrix TX2020 “WISP switch”, and would like to have it use RADIUS servers on my network for admin authentication. We are managing the switch via cnMaestro Cloud, so there shouldn’t be a regular need… --- ## [Matrix 2052 (Layer 3) not forwarding layer 2 DHCP packets](https://community.cambiumnetworks.com/t/matrix-2052-layer-3-not-forwarding-layer-2-dhcp-packets/92079)
**Author:** [@Siobhan\_Stynes](https://community.cambiumnetworks.com/u/Siobhan_Stynes)\ **Replies:** 6\ **Last updated:** [April 3, 2023, 11:43pm UTC](https://community.cambiumnetworks.com/t/matrix-2052-layer-3-not-forwarding-layer-2-dhcp-packets/92079 "2023-04-03T23:43:47Z")
Hi All We cannot get a CNMatrix 2052 to forward DHCP packets A firewall is our DHCP server,plugged into this core 2052 but we cannot get this setup to work. Has anybody else had an issue like this ? --- ## [Multi SNMP communities and traps](https://community.cambiumnetworks.com/t/multi-snmp-communities-and-traps/92096)
**Author:** [@Toban\_Barlow](https://community.cambiumnetworks.com/u/Toban_Barlow)\ **Replies:** 0\ **Last updated:** [March 31, 2023, 7:42pm UTC](https://community.cambiumnetworks.com/t/multi-snmp-communities-and-traps/92096 "2023-03-31T19:42:12Z")
I use multiple data-gathering resources that use SNMP to get information, each with its own community name and IP for traps. Does anyone know of a way to have multiple community names and traps for SNMP V1\\V2? On Cisco, … --- ## ["other Fault" appearing with Ubiquiti Radios and SIAE AlfoPlus Radio](https://community.cambiumnetworks.com/t/other-fault-appearing-with-ubiquiti-radios-and-siae-alfoplus-radio/85387)
**Author:** [@Connor\_Milligan1](https://community.cambiumnetworks.com/u/Connor_Milligan1)\ **Replies:** 35\ **Last updated:** [March 30, 2023, 1:33pm UTC](https://community.cambiumnetworks.com/t/other-fault-appearing-with-ubiquiti-radios-and-siae-alfoplus-radio/85387 "2023-03-30T13:33:29Z")
I have recently swapped out a Netonix switch for a cnMatrix TX2020R-P based on the fact it should be able to power exery radio I own, however I am getting some very odd issues with it. Powering my AirFiber, ePMP and PMP… --- ## [cnMatrix EX2028-P configuro el puerto 1 como trunk despues de un tiempo se cambia a hybrid](https://community.cambiumnetworks.com/t/cnmatrix-ex2028-p-configuro-el-puerto-1-como-trunk-despues-de-un-tiempo-se-cambia-a-hybrid/91872)
**Author:** [@OmarAtilano](https://community.cambiumnetworks.com/u/OmarAtilano)\ **Replies:** 0\ **Last updated:** [March 22, 2023, 7:32pm UTC](https://community.cambiumnetworks.com/t/cnmatrix-ex2028-p-configuro-el-puerto-1-como-trunk-despues-de-un-tiempo-se-cambia-a-hybrid/91872 "2023-03-22T19:32:23Z")
Hola buen dia. tengo un cnMatrix EX2028-P el cual configuro el puerto 1 como trunk para acceder a 2 vlan (vlan 1 nativa y vlan 5 )que tengo y replicarla a 15 ap conectados en diferentes puertos como Hybrid funciona pe… --- ## [Firmware upgrade (not software)](https://community.cambiumnetworks.com/t/firmware-upgrade-not-software/91771)
**Author:** [@IT\_Admin3](https://community.cambiumnetworks.com/u/IT_Admin3)\ **Replies:** 3\ **Last updated:** [March 20, 2023, 1:07pm UTC](https://community.cambiumnetworks.com/t/firmware-upgrade-not-software/91771 "2023-03-20T13:07:16Z")
Hi all, I have 2 cnMatrix: EX2052 Firmware Version Diag-1.03.01 CNS Software Version 4.2.1-r5 EX2028 Firmware Version Diag-1.00.15 CNS Software Version 4.2.1-r5 As you can see, they have the same SOFTware, but di… --- ## [Setup DHCP for cnMatrix EX2028-P for beginner](https://community.cambiumnetworks.com/t/setup-dhcp-for-cnmatrix-ex2028-p-for-beginner/91250)
**Author:** [@Viet\_VU](https://community.cambiumnetworks.com/u/Viet_VU)\ **Replies:** 1\ **Last updated:** [March 17, 2023, 5:25pm UTC](https://community.cambiumnetworks.com/t/setup-dhcp-for-cnmatrix-ex2028-p-for-beginner/91250 "2023-03-17T17:25:26Z")
Hi team. Maybe i questions here bit ugly cos i don’t have much knowledge about Network . Please don’t mind. I have 1 router Draytek 3910 . What do i want is turn off DHCP from this router and move it to EX2028P. I hav… --- ## [Change default vlan1](https://community.cambiumnetworks.com/t/change-default-vlan1/91556)
**Author:** [@Viet\_VU](https://community.cambiumnetworks.com/u/Viet_VU)\ **Replies:** 4\ **Last updated:** [March 9, 2023, 12:22am UTC](https://community.cambiumnetworks.com/t/change-default-vlan1/91556 "2023-03-09T00:22:46Z")
Context I need setup DHCP for vlan1 with 192.168.1.1 - 192.168.1.250 And change default vlan1 to vlan100. So Switch will have static IP : 192.168.100.2 Router ( connect to internet ) : 192.168.100.1 All connected de… --- ## [TX1012-P-DC Power Wiring](https://community.cambiumnetworks.com/t/tx1012-p-dc-power-wiring/86410)
**Author:** [@ruralnetworks](https://community.cambiumnetworks.com/u/ruralnetworks)\ **Replies:** 4\ **Last updated:** [March 8, 2023, 12:05am UTC](https://community.cambiumnetworks.com/t/tx1012-p-dc-power-wiring/86410 "2023-03-08T00:05:04Z")
What is everyone doing and finding works best to wire to these DC studs? --- ## [TX1012 24V POE over 20+mtr cable = Ubiquiti radio rebooting](https://community.cambiumnetworks.com/t/tx1012-24v-poe-over-20-mtr-cable-ubiquiti-radio-rebooting/91505)
**Author:** [@Geoff\_Price](https://community.cambiumnetworks.com/u/Geoff_Price)\ **Replies:** 1\ **Last updated:** [March 7, 2023, 2:59pm UTC](https://community.cambiumnetworks.com/t/tx1012-24v-poe-over-20-mtr-cable-ubiquiti-radio-rebooting/91505 "2023-03-07T14:59:35Z")
Hi, I have multiple cnMatrix TX1012-P-DC Ethernet Switch’s running 4.3-r3. With 1 x Ubiquiti PBE-2AC-400 connected to port 5, 1 x Ubiquiti R2AC Prism connected to port 6. Passive 24V POE enabled on both. When I use s… --- ## [DHCP Server on EX2052](https://community.cambiumnetworks.com/t/dhcp-server-on-ex2052/91514)
**Author:** [@Henrique\_Ferreira](https://community.cambiumnetworks.com/u/Henrique_Ferreira)\ **Replies:** 1\ **Last updated:** [March 7, 2023, 12:15pm UTC](https://community.cambiumnetworks.com/t/dhcp-server-on-ex2052/91514 "2023-03-07T12:15:32Z")
Hello, How many DHCP Servers can be created on cnMatrix EX2052 Switch? I already created 16 DHCP Server per VLAN but I need 2 more DHCP Server cuz I have 18 VLAN’s. This shows when I try to create the 17º DHCP Server: … --- ## [Suspected Broadcast Storm in cnMatrix Switches](https://community.cambiumnetworks.com/t/suspected-broadcast-storm-in-cnmatrix-switches/91303)
**Author:** [@Jon\_McNamara](https://community.cambiumnetworks.com/u/Jon_McNamara)\ **Replies:** 1\ **Last updated:** [February 27, 2023, 4:03am UTC](https://community.cambiumnetworks.com/t/suspected-broadcast-storm-in-cnmatrix-switches/91303 "2023-02-27T04:03:25Z")
We utilise cnMatrix Switches (EX2052 & EX2016M-P) in our enviornment along with VLANs which are interconnected by our Firewall. I have noticed the led’s on several of the switches are flashing like mad, as if there is a … --- ## [IP Route on the cnMatrix](https://community.cambiumnetworks.com/t/ip-route-on-the-cnmatrix/83787)
**Author:** [@William\_Ndala](https://community.cambiumnetworks.com/u/William_Ndala)\ **Replies:** 17\ **Last updated:** [February 27, 2023, 3:24am UTC](https://community.cambiumnetworks.com/t/ip-route-on-the-cnmatrix/83787 "2023-02-27T03:24:06Z")
Hi All, I’m trying to configure a “static route” on the cnMatrix EX2028-P to have internet. I’ve already created VLANs and configured DHCP servers for each VLAN as you can see on the below CLI. The Switch is connected s… --- ## [cnMatrix Switch EX1010-P Passive PoE](https://community.cambiumnetworks.com/t/cnmatrix-switch-ex1010-p-passive-poe/91274)
**Author:** [@AnzeZ](https://community.cambiumnetworks.com/u/AnzeZ)\ **Replies:** 1\ **Last updated:** [February 23, 2023, 3:59pm UTC](https://community.cambiumnetworks.com/t/cnmatrix-switch-ex1010-p-passive-poe/91274 "2023-02-23T15:59:11Z")
Hi, I just want to make sure, does EX1010-P support Passive PoE for ePMP series? It doesn’t say anything that it does, so I suspect it doesn’t? I would probably have to go with TX series? Thanks --- ## [CNMatrix Switch two Internet Router](https://community.cambiumnetworks.com/t/cnmatrix-switch-two-internet-router/90995)
**Author:** [@MarkusSavics](https://community.cambiumnetworks.com/u/MarkusSavics)\ **Replies:** 2\ **Last updated:** [February 10, 2023, 5:16pm UTC](https://community.cambiumnetworks.com/t/cnmatrix-switch-two-internet-router/90995 "2023-02-10T17:16:08Z")
Hello I have the following scenario. 2 x FritzBox as Internet router. FritzBox1 IP range 192.168.100.XXX FritzBox2 192.168.150.XXX I would like the Internet signal of the FritzBox 1 to be present via the Aerzen… --- ## [Problem EX2028P reboot loop](https://community.cambiumnetworks.com/t/problem-ex2028p-reboot-loop/90922)
**Author:** [@Nikolay\_SH](https://community.cambiumnetworks.com/u/Nikolay_SH)\ **Replies:** 6\ **Last updated:** [February 8, 2023, 8:15pm UTC](https://community.cambiumnetworks.com/t/problem-ex2028p-reboot-loop/90922 "2023-02-08T20:15:00Z")
Hello. there is a problem with the device 2028p Reboot button was pressed in the web interface. The device now reboots cyclically every 60 seconds. the reset button does not work. what can be done? Best wishes --- ## [Cnmatrix, how do I apply a static IP? It currently errors out](https://community.cambiumnetworks.com/t/cnmatrix-how-do-i-apply-a-static-ip-it-currently-errors-out/90583)
**Author:** [@JoeG](https://community.cambiumnetworks.com/u/JoeG)\ **Replies:** 16\ **Last updated:** [February 6, 2023, 3:37pm UTC](https://community.cambiumnetworks.com/t/cnmatrix-how-do-i-apply-a-static-ip-it-currently-errors-out/90583 "2023-02-06T15:37:39Z")
I have a network of 172.16.11.64/27 programmed for my test lab with a gateway of .65. I am trying to program my cnmatrix switch with the following: 172.16.11.66/27 Default gateway: 172.16.11.65 But it errors out a… --- ## [Field Service Bulletin - cnMatrix TX switches susceptible to unexpected behavior when devices that require low voltage passive PoE are connected](https://community.cambiumnetworks.com/t/field-service-bulletin-cnmatrix-tx-switches-susceptible-to-unexpected-behavior-when-devices-that-require-low-voltage-passive-poe-are-connected/90874)
**Author:** [@swren-cambium](https://community.cambiumnetworks.com/u/swren-cambium)\ **Replies:** 2\ **Last updated:** [February 3, 2023, 1:39pm UTC](https://community.cambiumnetworks.com/t/field-service-bulletin-cnmatrix-tx-switches-susceptible-to-unexpected-behavior-when-devices-that-require-low-voltage-passive-poe-are-connected/90874 "2023-02-03T13:39:55Z")
cnMatrix TX switches susceptible to unexpected behavior when devices that require low voltage passive PoE are connected. Based on our testing, the current list of affected devices are below. We will continue to update… [Previous page](https://community.cambiumnetworks.com/c/products/cnmatrix/39.md?page=3) [Next page](https://community.cambiumnetworks.com/c/products/cnmatrix/39.md?page=5)