User`s guide
Table Of Contents
- Table of Contents
- 1. Preface
- 2. Initial Configuration
- 3. Advanced Configuration
- 4. Application and Examples
- 4.1 How to Configure Multi-Subnet in Vigor2830
- 4.2 How Can I Use FTP to Get the Files from USB Storage DeviceConnecting to Vigor Router?
- 4.3 How to Send out SMS via Vigor Router
- 4.4 Web Portal Log-In Application for Wireless Client
- 4.5 How to Customize Your Login Page
- 4.6 Create a LAN-to-LAN Connection Between Remote Officeand Headquarter
- 4.7 Create a Remote Dial-in User Connection Between theTeleworker and Headquarter
- 4.8 QoS Setting Example
- 4.9 Upgrade Firmware for Your Router
- 4.10 Request a certificate from a CA server on Windows CAServer
- 4.11 Request a CA Certificate and Set as Trusted on WindowsCA Server
- 4.12 Creating an Account for MyVigor
- 5. Trouble Shooting
- 5.1 Checking If the Hardware Status Is OK or Not
- 5.2 Checking If the Network Connection Settings on YourComputer Is OK or Not
- 5.3 Pinging the Router from Your Computer
- 5.4 Checking If the ISP Settings are OK or Not
- 5.5 Problems for 3G Network Connection
- 5.6 Backing to Factory Default Setting If Necessary
- 5.7 Contacting Your Dealer

Vigor2830 Series User’s Guide
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General Setup allows you to adjust settings of IP Filter and common options. Here you can
enable or disable the Call Filter or Data Filter. Under some circumstance, your filter set can
be linked to work in a serial manner. So here you assign the Start Filter Set only. Also you
can configure the Log Flag settings, Apply IP filter to VPN incoming packets, and Accept
incoming fragmented UDP packets.
Click Firewall and click General Setup to open the general setup page.
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Such page allows you to enable / disable Call Filter and Data Filter, determine general rule for
filtering the incoming and outgoing data.
Available settings are explained as follows:
Item Description
Call Filter
Check Enable to activate the Call Filter function. Assign a
start filter set for the Call Filter.
Data Filter
Check Enable to activate the Data Filter function. Assign a
start filter set for the Data Filter.
Accept large incoming…
Some on-line games (for example: Half Life) will use lots
of fragmented UDP packets to transfer game data.
Instinctively as a secure firewall, Vigor router will reject
these fragmented packets to prevent attack unless you
enable “Accept large incoming fragmented UDP or
ICMP Packets”. By checking this box, you can play these
kinds of on-line games. If security concern is in higher
priority, you cannot enable “Accept large incoming
fragmented UDP or ICMP Packets”.
Enable Strict Security
Firewall
Check the box to enable such function.
All the packets, while transmitting through Vigor router,










