10 inbound filter – ZyXEL Communications NBG-415N User Manual

Page 96

ZyXEL NBG-415N User’s Guide

Chapter 7 Advanced

7.10 Inbound Filter

An inbound filter allows you to filter packets based on IP addresses. You can use inbound
filters to control access to network resources (such as a web server) or for remote management
of the device.

Click Advanced > Inbound Filter to display the configuration screen.

IPSec VPN

Select this option to allow multiple VPN clients to connect to a remote network

using the IPSec protocol.
This ALG may affect VPN connections for VPN clients using NAT traversal. In this

case, clear this check box to disable this ALG.

RTSP

Select this option to allow applications (such as QuickTime and Real Player) that

use Real Time Streaming Protocol (RTSP) to receive streaming media from the

Internet.

Windows

Messenger

Select this feature to allow the use of Microsoft Windows Messenger on computers

in the LAN.

Note: You must also enable the SIP ALG.

FTP

Select this option to allow FTP data transfer through a NAT-enabled network. You

must also set up the FTP server settings in the Virtual Server screen.

H.232

(NetMeeting)

Select this option to allow Microsoft NetMeeting clients to communicate through a

NAT-enabled network. You must also set up the NetMeeting server settings in the

Virtual Server screen.

SIP

Select this option to allow devices and applications using VoIP (Voice over IP) to

communicate over NAT.
Clear this check box to disable this ALG if the devices/applications use NAT

traversal.

Wake-On-LAN

Select this option to forward "magic packets" or wake-up packets from the WAN to

a LAN computer or device with Wake-on-LAN (WOL) feature. You must also define

the WOL server settings in the Virtual Server screen. The LAN IP address for the

virtual server is typically set to the broadcast address of 192.168.0.255. The

computer on the LAN whose MAC address is contained in the magic packet will be

awakened.

MMS

Select this option to allow Windows Media Player, using MMS protocol, to receive

streaming data from the Internet.

Table 38 Advanced: Firewall (continued)

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