Zyxel-communications Internet Security Gateway ZyWALL 100 Manual de usuario descargar pdf (Pagina 314)

ZyWALL 100 Internet Security Gateway

31-2 Troubleshooting

31.2 Problems with the LAN Interface

Table 31-2 Troubleshooting the LAN Interface

PROBLEM CORRECTIVE ACTION

Check your Ethernet cable type and connections. Refer to the Rear Panel and

Connections section for LAN connection instructions.

Cannot access

the ZyWALL

from the LAN.

Make sure your NIC (Network Interface Card) is installed and functioning properly.

Check the 10M/100M LAN LEDs on the front panel. One of these LEDs should be on. If

they are both off, check the cables between your ZyWALL and hub or the station.

Cannot ping

any computer

on the LAN.

Verify that the IP address and the subnet mask of the ZyWALL and the computers are

on the same subnet.

31.3 Problems with the DMZ Interface

Table 31-3 Troubleshooting the LAN Interface

PROBLEM CORRECTIVE ACTION

Check your Ethernet cable type and connections. Refer to the Rear Panel and

Connections section for DMZ connection instructions.

Make sure the NIC on the LAN computer and the NIC on the DMZ server are installed

and functioning properly.

Verify that the IP address of the DMZ port and the LAN port are on separate subnets.

Cannot

access

servers on the

DMZ from the

LAN.

Make sure that NAT is configured for your DMZ servers in menus 15.1 and 15.2.

Check the 10M/100M DMZ LEDs on the front panel. One of these LEDs should be on. If

they are both off, check the cables between your ZyWALL and hub or the station.

Cannot ping

any computer

on the DMZ.

Verify that the IP address and the subnet mask of the ZyWALL and the servers are on

the same subnet.

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Zyxel-communications Internet Security Gateway ZyWALL 100 Manual de usuario Pagina 314