ZyXEL Communications 128MH - Manual (Page 172)

Prestige 128MH PSTN Router/Hub
14-2 Chapter 14 Troubleshooting
14.2 Problems With the WAN Ports
Table 14-2. Troubleshooting a WAN Port Connection
Troubleshooting Corrective Action
Check if WAN Port 1 is connected to an external modem/ISDN TA.
Check if LINE 1 or LINE 2 is connected to a PSTN telephone line.
RDY LED of a WAN Port is not ON
Check if the power of the external modem/ISDN TA is turned on.
14.3 Problems with the LAN Interface
Table 14-3. Troubleshooting the LAN Interface
Troubleshooting Corrective Action
Check the LAN LED on the front panel of your Prestige. If it is on,
then the link is up. If it is off, then check the cables connecting your
Prestige to your LAN.
Check the type of Ethernet interface that you have configured in
Menu 3.1. Verify that you are using the same (AUI or 10BaseT) as
configured in this menu.
Verify with your network administrator that the IP address and the IP
subnet mask configured in Menu 3.2 are valid for that LAN.
Can’ t PING any station on the LAN
Check the physical Ethernet cable, and make sure the connections
on the Prestige and also to the hub are secure