Cisco Systems E2000 Security Firewall, Security VPN Passthrough, Internet Filter, Web Filter

Linksys E2000

Security > Firewall

The Firewall screen is used to configure a firewall that can filter out various types of unwanted traffic on the Router’s local network..

Security > Firewall

Firewall

SPI Firewall Protection  To use firewall protection, keep the default selection, Enabled.. To turn off firewall protection, select Disabled..

Internet Filter

Filter Anonymous Internet Requests  This option makes it more difficult for outside users to work their way into your network.. This option is enabled by default.. Disable it to allow anonymous Internet requests..

Filter Multicast  The multicasting feature allows for multiple transmissions to specific recipients at the same time.. If multicasting is permitted, then the Router will allow IP multicast packets to be forwarded to the appropriate computers.. Select this option to enable the filter.. This option is disabled by default..

Filter Internet NAT Redirection  This option is used to prevent a local computer from using a URL or Internet address to access the local server.. Select this option to enable the filter.. This option is disabled by default..

Filter IDENT (Port 113)  The Filter IDENT (Identification) option keeps port 113 from being scanned by devices outside of your local network.. This option is enabled by default.. Disable it to allow port 113 to be scanned..

Web Filter

Proxy  Use of WAN proxy servers may compromise the Gateway’s security.. Denying Proxy will disable access to any WAN proxy servers.. Select this option to enable proxy filtering.. Deselect the option to allow proxy access..

Chapter 2: Advanced Configuration

Java  Java is a programming language for websites.. If you deny Java, you run the risk of not having access to Internet sites created using this programming language.. Select this option to enable Java filtering.. Deselect the option to allow Java usage..

ActiveX  ActiveX is a programming language for websites.. If you deny ActiveX, you run the risk of not having access to Internet sites created using this programming language.. Select this option to enable ActiveX filtering.. Deselect the option to allow ActiveX usage..

Cookies  A cookie is data stored on your computer and used by Internet sites when you interact with them.. Select this option to filter cookies.. Deselect the option to allow cookie usage..

Click Save Settings to apply your changes, or click Cancel Changes to clear your changes..

Security > VPN Passthrough

The VPN Passthrough screen allows you to enable VPN tunnels using IPSec, PPTP, or L2TP protocols to pass through the Router’s firewall..

Security > VPN Passthrough

VPN Passthrough

IPSec Passthrough  Internet Protocol Security (IPSec) is a suite of protocols used to implement secure exchange of packets at the IP layer.. To allow IPSec tunnels to pass through the Router, keep the default, Enabled..

PPTP Passthrough  Point-to-Point Tunneling Protocol (PPTP) allows the Point-to-Point Protocol (PPP) to be tunneled through an IP network.. To allow PPTP tunnels to pass through the Router, keep the default, Enabled..

L2TP Passthrough  Layer 2 Tunneling Protocol is the method used to enable Point-to-Point sessions via the Internet on the Layer 2 level.. To allow L2TP tunnels to pass through the Router, keep the default, Enabled..

Click Save Settings to apply your changes, or click Cancel Changes to clear your changes..

Advanced Wireless-N Router 17