Appendix O Netbios Filter Commands; Display Netbios Filter Settings - ZyXEL Communications ZyXEL ZyWALL 2WE User Manual

The following describes the NetBIOS packet filter commands. See the Command Interpreter appendix for
information on the command structure.
Introduction
NetBIOS (Network Basic Input/Output System) are TCP or UDP broadcast packets that enable a computer to
connect to and communicate with a LAN.
For some dial-up services such as PPPoE or PPTP, NetBIOS packets cause unwanted calls.
You can configure NetBIOS filters to do the following:
•
Allow or disallow the sending of NetBIOS packets from the LAN to the WAN.
•
Allow or disallow the sending of NetBIOS packets from the WAN to the LAN.
•
Allow or disallow the sending of NetBIOS packets through VPN connections.
•
Allow or disallow NetBIOS packets to initiate calls.

Display NetBIOS Filter Settings

Syntax: sys filter netbios disp
This command gives a read-only list of the current NetBIOS filter modes.
Diagram O-1 NetBIOS Display Filter Settings Command Example
Syntax: sys filter netbios disp
The filter types and their default settings are as follows.
NetBIOS Filter Commands
NetBIOS Filter Commands
=============== NetBIOS Filter Status ===============
LAN to WAN:
WAN to LAN:
IPSec Packets:
Trigger Dial:
ZyWALL 2 and ZyWALL 2WE
Appendix O
Forward
Forward
Forward
Disabled
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