ZyXEL NWA1123-NI User Guide - Page 84

Layer-2 Isolation

Page 84 highlights

Chapter 6 Wireless LAN Table 21 Wireless LAN > RADIUS (continued) LABEL Backup RADIUS Server DESCRIPTION If the NWA cannot communicate with the primary RADIUS server, you can have the NWA use a backup RADIUS server. Make sure the check boxe is selected if you want to use the backup server. Backup Server IP Address Backup Server Port Backup Share Secret Primary Accounting Server Primary Server IP Address Primary Server Port Primary Share Secret Backup Accounting Server The NWA will attempt to communicate three times before using the backup server. Requests can be issued from the client interface to use the backup server. The length of time for each authentication is decided by the wireless client or based on the configuration of the Reauthentication Time field in the Wireless LAN > Security screen. Enter the IP address of the RADIUS server to be used for authentication. Enter the port number of the RADIUS server to be used for authentication. Enter a password (up to 64 alphanumeric characters) as the key to be shared between the external authentication server and the NWA. The key must be the same on the external authentication server and your NWA. The key is not sent over the network. Select the check box to enable user accounting through an external authentication server. Enter the IP address of the external accounting server in dotted decimal notation. Enter the port number of the external accounting server. Enter a password (up to 64 alphanumeric characters) as the key to be shared between the external accounting server and the NWA. The key must be the same on the external accounting server and your NWA. The key is not sent over the network. If the NWA cannot communicate with the primary accounting server, you can have the NWA use a backup accounting server. Make sure the check boxe is selected if you want to use the backup server. Backup Server IP Address Backup Server Port Backup Share Secret Back Apply Cancel The NWA will attempt to communicate three times before using the backup server. Enter the IP address of the external accounting server in dotted decimal notation. Enter the port number of the external accounting server. Enter a password (up to 64 alphanumeric characters) as the key to be shared between the external accounting server and the NWA. The key must be the same on the external accounting and your NWA. The key is not sent over the network. Click Back to return to the previous screen. Click Apply to save your changes. Click Cancel to begin configuring this screen afresh. 6.8 Layer-2 Isolation Layer-2 isolation is used to prevent wireless clients associated with your NWA from communicating with other wireless clients, APs, computers or routers in a network. In the following example, layer-2 isolation is enabled on the NWA to allow a guest wireless client (A) to access the main network router (B). The router provides access to the Internet and the network printer (C) while preventing the client from accessing other computers and servers on the 84 NWA1120 Series User's Guide

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Chapter 6 Wireless LAN
NWA1120 Series User’s Guide
84
6.8
Layer-2 Isolation
Layer-2 isolation is used to prevent wireless clients associated with your NWA from communicating
with other wireless clients, APs, computers or routers in a network.
In the following example, layer-2 isolation is enabled on the NWA to allow a guest wireless client
(
A
) to access the main network router (
B
). The router provides access to the Internet and the
network printer (
C
) while preventing the client from accessing other computers and servers on the
Backup RADIUS
Server
If the NWA cannot communicate with the primary RADIUS server, you can have the
NWA use a backup RADIUS server. Make sure the check boxe is selected if you want
to use the backup server.
The NWA will attempt to communicate three times before using the backup server.
Requests can be issued from the client interface to use the backup server. The length
of time for each authentication is decided by the wireless client or based on the
configuration of the
Reauthentication Time
field in the
Wireless LAN
>
Security
screen.
Backup Server IP
Address
Enter the IP address of the RADIUS server to be used for authentication.
Backup Server
Port
Enter the port number of the RADIUS server to be used for authentication.
Backup Share
Secret
Enter a password (up to 64 alphanumeric characters) as the key to be shared
between the external authentication server and the NWA. The key must be the same
on the external authentication server and your NWA. The key is not sent over the
network.
Primary Accounting
Server
Select the check box to enable user accounting through an external authentication
server.
Primary Server IP
Address
Enter the IP address of the external accounting server in dotted decimal notation.
Primary Server
Port
Enter the port number of the external accounting server.
Primary Share
Secret
Enter a password (up to 64 alphanumeric characters) as the key to be shared
between the external accounting server and the NWA. The key must be the same on
the external accounting server and your NWA. The key is not sent over the network.
Backup Accounting
Server
If the NWA cannot communicate with the primary accounting server, you can have
the NWA use a backup accounting server. Make sure the check boxe is selected if you
want to use the backup server.
The NWA will attempt to communicate three times before using the backup server.
Backup Server IP
Address
Enter the IP address of the external accounting server in dotted decimal notation.
Backup Server
Port
Enter the port number of the external accounting server.
Backup Share
Secret
Enter a password (up to 64 alphanumeric characters) as the key to be shared
between the external accounting server and the NWA. The key must be the same on
the external accounting and your NWA. The key is not sent over the network.
Back
Click
Back
to return to the previous screen.
Apply
Click
Apply
to save your changes.
Cancel
Click
Cancel
to begin configuring this screen afresh.
Table 21
Wireless LAN > RADIUS (continued)
LABEL
DESCRIPTION