ZyXEL Communications G-570S User Manual

ZyXEL G-570S User’s Guide

104

Chapter 8 Troubleshooting

Table 30   Troubleshooting the WLAN Interface

Cannot access the 

G-570S from the 

WLAN.

Make sure the wireless adapter on the wireless station is working properly.
Check that both the G-570S and your wireless station are using the same 

ESSID, channel and security settings.

I cannot ping any 

computer on the 

WLAN.

Make sure the wireless adapter on the wireless station(s) is working properly.
Check that both the G-570S and wireless station(s) are using the same ESSID, 

channel and security settings.

Table 31   Troubleshooting the Ethernet Interface

I cannot access the 

G-570S from the 

LAN.

If the ETHN LED on the front panel is off, check the Ethernet cable connection 

between your G-570S and the Ethernet device connected to the ETHERNET 

port.
Check for faulty Ethernet cables.
Make sure your computer’s Ethernet adapter is installed and working properly.
Check the IP address of the Ethernet device. Verify that the IP address and the 

subnet mask of the G-570S, the Ethernet device and your computer are on the 

same subnet. 

I cannot ping any 

computer on the 

LAN.

If the ETHN LED on the front panel is off, check the Ethernet cable connections 

between your G-570S and the Ethernet device.
Check the Ethernet cable connections between the Ethernet device and the 

LAN computers.
Check for faulty Ethernet cables.
Make sure the LAN computer’s Ethernet adapter is installed and working 

properly.
Verify that the IP address and the subnet mask of the G-570S, the Ethernet 

device and the LAN computers are on the same subnet.