FAQ
Copied!
What is the maximum power of PoE output that the 802.3AT PoE Extender can support?
Update: 2026-07-21
802.3af/at 30W
Copied!
What are the differences between WI-SFP51S-20KM C1, C2, and C3?
Update: 2026-07-21
The difference lies in the class: C1 is C+, C2 is C++, and C3 is C+++.
Copied!
Does the Solar Powered PoE Injector support cloud management?
Update: 2026-07-21
The solar-powered PoE power supply can be connected to the WI-IOT100 or IOT110 (V2) via its RS-485 interface for cloud management to view battery and solar charging information.
Copied!
What is the operating temperature?
Update: 2026-07-21
-20°C ~+70°C(Refer to “Derating Curve”)
Copied!
The L2+ switch can automatically obtain an IP address and show as online on the cloud platform, but why does it show as offline after setting a static IP address?
Update: 2026-07-21
When setting a static IP address for an L2+ switch, a static route needs to be configured to point to the gateway address because the gateway address cannot be found.
Copied!
How to configure the IP address of the L2+ switch
Update: 2026-07-21
The ethernet port of the switch cannot be configured with an IP address. It can only bind the port to a certain VLAN, and then configure the IP address for the VLAN interface corresponding to the VLAN.
Copied!
The device is displayed as offline on the cloud platform.
Update: 2026-07-21
1. Have the customer confirm their internet connection. 2. Then check if the device can ping our cloud platform domain name. If it cannot ping the domain name but can ping the cloud platform address, it's a DNS issue.
Copied!
What is the maximum rated current?
Update: 2026-07-21
2.5A
Copied!
What is the wavelength of the WI-MC301 fiber optic transceiver?
Update: 2026-07-21
Depend on used SFP module
Copied!
The device is displayed as offline on the cloud platform.
Update: 2026-07-21
1. Have the customer confirm their internet connection. 2. Then check if the device can ping our cloud platform domain name. If it cannot ping the domain name but can ping the cloud platform address, it's a DNS issue.