ZyXEL Communications ZYWALL 70 - V4.04 Guía de usuario descargar pdf (Pagina 95)

Appendix 3 Hard-coded packet filter for "NetBIOS over TCP/IP" (NBT)

The new set C/I commands is under "sys filter netbios" sub-command. Default values of

any direction are “Forward”, and trigger dial is “Disabled”.

There are two CI commands:

(1) "sys filter netbios disp": It will display the current filter mode.

Example ouput:

=============== NetBIOS Filter Status ===============

LAN to WAN: Block

WAN to LAN: Forward

IPSec Packets: Forward

Trigger Dial: Disabled

(2) "sys filter netbios config <type> {on|off}": To configure the filter mode for each type.

Current filter types and their description are:

Type Description Default mode

0 LAN to WAN Forward

1 WAN to LAN Forward

6 IPSec pass through Forward

7 Trigger dial Disabled

Example commands:

sys filter netbios config 0 on => block LAN to WAN NBT packets

sys filter netbios config 1 on => block WAN to LAN NBT packets

sys filter netbios config 6 on => block IPSec NBT packets

sys filter netbios config 7 off => disable trigger dail

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ZyXEL Communications ZYWALL 70 - V4.04 Guía de usuario Pagina 95