Welcome to the Switch FAQ section of Zyxel's technical portal. Network switches are the backbone of any robust network infrastructure, enabling efficient data transfer and connectivity across your devices. This FAQ article addresses frequently asked questions about Zyxel switches, covering everything from setup and configuration to advanced features and troubleshooting. We aim to assist you in maximizing the performance and reliability of your network.
| Frequently Asked Questions |
Critical Updates
Stay current with key security updates.
SAVE configuration!
VLAN (Virtual Local Area Network):
Everything about VLAN, here you will find information on setting up the basic VLAN and other VLAN setting options for our Zyxel devices. We have compiled this information for you to show the best possible setup. We will also give you a deeper insight into our VLAN design.
- How to configure VLAN on Zyxel Switch [GS/XGS-Series]
- Configure the switch to separate traffic between departments using VLAN
Voice VLAN
IP phones are commonly used in office environments, so giving voice traffic a higher priority is important when designing a network. In a common scenario of the installation, the IP phone is connected to a switch while linking the PC or laptop on the other end, bridging both devices. In this case, Voice VLAN is an important feature. Please have a look here:
- Voice VLAN [GS/XGS-Series]
- What is the difference between Vendor ID-based VLAN and Voice VLAN?
- How to Configure Voice VLAN on Zyxel Nebula Switch
Advanced VLAN
Based on 802.1q the Switch will discard unknown VLAN Frames. To pass through VLANs and only to configure easy you can use VLAN Trunking:
VLAN, we cannot block clients in the same VLAN communicate with each other, take a look handle this:
If you want to learn / know more about our VLAN design, please have a look here:
- VLANs - Tagged VLANs vs. PVID (Setup Example Untagged/Tagged VLAN on a GS22XX-Switch)
- VLANs - A deeper look at how they work
Port Security
You will limit the number of connected devices, please check:
Optimize Network / Network Security Options
Stacking / HA
Stacking is a must-have feature in managed switches for redundancy and HA. Find out how it works!
POE (Power over Ethernet Cable)
This feature can help you if you don´t have any power connector available, POE can help to start cameras, AP and more.
- PoE switch on / off by schedule (time-controlled) for GS1900 HP Series
- How to let a PoE switch power on more PoE devices?
Overview Guides for Troubleshooting
Find out, how you can debug your switch!
For more information browse through our article section: Click to start!
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