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Nebula switch stable firmware version list update
This discussion has been moved.
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[XS1930-12HP] CARP MAC gets falsely marked as static
I have set up two Virtual IPs using CARP on two separate OPNsense Firewalls: WAN was assigned the MAC 00:00:5e:00:01:01 and LAN was assigned the MAC 00:00:5e:00:01:02 Firewall 1 is connected to Port 10 on the Switch and Firewall 2 is connected to Port 9. For whatever reason, only the WAN VIP works properly and has it's MAC…
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Zyxel GS1920-48HP i need reset
Hi friends, I have a Zyxel GS1920-48HP switch and it's not working. It can't be reset. I think the firmware is brocen. LAN ports are not working. sys lights are blinking. The fans are spinning very fast.
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Dropping ports at the same time
Hello,I have a GS1920 Boot Version (V1.00 | 04/12/2018) ZyNOS F/W Version (V5.00(ABMK.2) | 09/24/2025) switch with a problem of ports dropping every other day at 00:01 for 3-4 seconds. The ports are with power and cameras. What could be the problem? 2026-02-17T09:58:30Z Port 46 link up 2026-02-17T09:58:26Z Port 46 link…
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XGS1250-12 Switch port 11 not working?
Hello I've got this switch (XGS1250-12) and over time I've noticed that port 11 is not working. The remaining 10 ports do work with 1GbE and port 9/10 is able to do 2.5/10GbE as expected. I've not tested port 12 SFP+ as I don't use it. Currently on latest firmware V2.00(ABWE.1)C0 Can verfiy eco mode is disabled. Is this a…
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GS1920-24HP offline
Hello everyone, I'm relatively new to this. I set up my network with a GS1920-24HP. Everything worked quite well for a while. Since noon today, I've been experiencing offline dropouts, although all the port LEDs are still lit normally. The dropouts are quite frequent. I've checked the cables, and the connection to the…
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offline Switch GS1920-24HP
Hello everyone, Since 2:45 PM today, my GS1920-24HP switch keeps going offline. It's been working perfectly until now. I'm not aware of any recent updates or configuration changes. I've checked the cable connections and no work has been done on them. The port LEDs are still blinking normally, even though the switch is…
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GS1900-8HP: Serial Numbers go missing via CLI and HTTP ?
I'm hoping there is a fix to this. GS1900-8HP, (non-ncc), is not displaying its serial number via CLI nor HTTP. Model Name:GS1900-8HP Revision:B1 Device Firmware: V2.80(AAHI.0) | 10/16/2023 As well as: Device Firmware: V2.90(AAHI.1) | 03/04/2025 Upgraded & Downgraded between V2.90 & v2.80. What is strange, first noticed…
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latest firware for gs1920 V1.00
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Switches not getting default gateway when connected to Eir Sagemcom routers
Hi all, Encountered this issue on mutiple client sites where Eir Sagemcom routers have been installed. When installing switches specific models GS1920-8hp, GS1920-24hp and GS1920-48hp Switch boots up just fine and any devices connected work perfectly, However the switch itself fails to find the default gateway and must be…
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XGS4600
Oggetto: URGENTE: Supporto NebulaFlex e integrazione serie XGS4600 in infrastruttura Nebula entile Assistenza Zyxel,vi scrivo per richiedere supporto tecnico urgente riguardo all'integrazione di due switch XGS4600-32 all'interno del mio parco macchine gestito tramite Nebula Control Center.Ho recentemente acquistato e sto…
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ZON utility not seeing GS1900 switches
Hello, ZON (2.1.6) is not seeing any of my switches (GS1900-24 an GS1900-10HP), even though they're all part of the same LAN as my PC. What could be the problem? Thanks!
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Default password for GS1200-8v3
Hello, I ve just a bought a brand new GS1200-8v3 and I try to authenticate to the management console. When I try to do so and enter the password specified in the user guide "1234" I am told the password is invalid. I tried other passwords like "0000" or "12345678" but all those passwords are wrong. I did a reset on the…
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Both of my GS1200-5 and GS1200-8's web interface stopped working completely.
Hello, While I wanted to configure both of my switches, I couldn't connect to the web interface of them. No matter what I've done (factory reset, pinging 192.168.1.1 and 192.168.1.3), the Windows machine output was "PING: transmit failed. General failure.", and my Kubuntu's terminal thrown out "Network is unreachable". How…
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Zyxel p660r need congfgriton setting
Adsl2 access router
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XGS1250-12 / 2 10G ports (9 and 10) are not working after short power cut
I have noticed that this particular switch seems to be susceptible to this kind of failure as there are a couple of posts on this forum describing my exact issue. Before the power cut only port 9 was being used on the switch. For some reason when power was restored ports 9 and 10 no longer worked. I still have access to…
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Switch XMG-108 and XMG-108HP
Hello, I have 4 of these switches connected in series. The LEDs indicate LOOP between them. The network works. I tried connecting the switch to the switch with a cat7 cable and a 10gbe optical cable and it still indicates a loop (the green LED blinks slowly) even if I connect two switches to each other and nothing else is…
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Import certificate - ERROR: Import custom CA fail
Hi, I just received today an XMG1915. I configured almost everything but can't import custom certificate. We run our own CA and all our services in our lab are using certificates issued by our own CA so they are trusted by our browsers in the company because the CA-Certificate is distributed to all computers. I've…
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Problem with UI with GS1200-5HP v2
User Interface works fine after reset. However, after some usage UI becomes unreliable. I need to refresh the browser several times before I get it to work and then when I submit changes I also need to try several times to make it work. I tried registering it on portal.zyxel.com for warranty and was getting "Cannot find…
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GS1920-24HP Firmware Update
Hi I have a GS1920-24HP which is currently running V4.30(AAOC.0) | 09/16/2015 I know its EOL but I think the last firmware was V4.50 and I can't find the device listed on https://webservice.zyxel.com/end-of-life just GS1900-24HP with firmware 2.70. Can you point me to the correct place?
