ZyXEL p-334wh Guia Do Utilizador

P-334WH User’s Guide

264 

Appendix H NetBIOS Filter Commands

The filter types and their default settings are as follows.

Table 124   NetBIOS Filter Default Settings 

Between LAN 

and WAN

This field displays whether NetBIOS packets are blocked or forwarded 

between the LAN and the WAN.

Block

IPSec Packets This field displays whether NetBIOS packets sent through a VPN 

connection are blocked or forwarded. 

Forward

Trigger dial

This field displays whether NetBIOS packets are allowed to initiate 

calls. Disabled means that NetBIOS packets are blocked from initiating 

calls.

Disabled

Syntax:sys filter netbios config <type> <on|off>

where

<type> =

Identify which NetBIOS filter (numbered 0-3) to configure.
0 = Between LAN and WAN
3 = IPSec packet pass through
4 = Trigger Dial

<on|off> =

For type 0 and 1, use on to enable the filter and block NetBIOS 

packets. Use off to disable the filter and forward NetBIOS packets.
For type 3, use on to block NetBIOS packets from being sent 

through a VPN connection. Use off to allow NetBIOS packets to be 

sent through a VPN connection.
For type 4, use on to allow NetBIOS packets to initiate dial backup 

calls. Use off to block NetBIOS packets from initiating dial backup 

calls.

Example commands

sys filter netbios 
config 0 on

This command blocks LAN to WAN and WAN to LAN NetBIOS 

packets.

sys filter netbios 
config 3 on

This command blocks IPSec NetBIOS packets.

sys filter netbios 
config 4 off

This command stops NetBIOS commands from initiating calls.