Cisco Systems E2000 manual Security Firewall, Security VPN Passthrough

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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

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Contents User Guide Contents Linksys E2000 Product OverviewTop BackWall-Mounting Placement Horizontal PlacementLinksys E2000 Product Overview Advanced Configuration Advanced ConfigurationHow to Access the Browser-Based Utility Setup Basic SetupStatic IP Automatic Configuration DhcpPPPoE Telstra Cable L2TPRouter IP Network SetupOptional Settings Dhcp Server SettingsDdns Service Setup DdnsTime Settings RebootTZO..com Setup MAC Address CloneMAC Address Clone DynDNS..orgStatic Routing Setup Advanced RoutingAdvanced Routing Dynamic Routing RIPManual Setup Wireless Basic Wireless SettingsWi-Fi Protected Setup Wireless Wireless SecurityPersonal Options WPA2 Personal Security ModeWPA/WPA2 Mixed Mode Office OptionsWPA2 Enterprise WPA2/WPA Enterprise Mixed ModeWPA Enterprise WEP DisabledAccess Restriction Wireless Wireless MAC FilterWireless Advanced Wireless Settings Wireless MAC FilterAdvanced Wireless Security VPN Passthrough Security FirewallInternet Access Policy Access Restrictions Internet AccessSummary Applications and Gaming Single Port Forwarding Linksys E2000 Advanced ConfigurationSingle Port Forwarding Port Range Triggering Applications and Gaming Port Range ForwardingApplications & Gaming Port Range Triggering Port Range ForwardingApplications and Gaming DMZ QoS Quality of ServiceApplications and Gaming QoS Online Games CategoryApplications Add a New ApplicationMAC Address Administration ManagementWeb Access ManagementLog Administration LogTraceroute Test Administration DiagnosticsDiagnostics Ping TestAdministration Firmware Upgrade Administration Factory DefaultsStatus Router Status Local Network Status Wireless NetworkAppendix a Troubleshooting Appendix a TroubleshootingLinksys E2000 Appendix a Troubleshooting Appendix B Specifications Appendix B Specifications

E2000 specifications

Cisco Systems E2000 is a powerful router designed to meet the demands of today's diverse networking environments. Positioned mainly for medium to large enterprises, the E2000 boasts features and technologies that enhance performance, scalability, and security, making it a cornerstone for modern network architecture.

One of the standout features of the E2000 is its ability to support dual-stack IPv6 and IPv4, allowing organizations to transition seamlessly to the next generation of internet protocol. This forward-thinking characteristic ensures that businesses are future-proofed and can continue to expand their operations without worrying about compatibility issues.

The E2000 is equipped with multiple Gigabit Ethernet ports, facilitating high-speed data transfer and efficient bandwidth utilization. This router supports advanced routing protocols, which include OSPF, EIGRP, and BGP, providing enhanced connectivity options tailored to the specific needs of the organization. In addition, it integrates with Cisco’s Smart Software Licensing, simplifying the management of licenses and ensuring compliance with minimal effort.

Security is paramount in today’s digital landscape, and the E2000 addresses this need with robust built-in security features, including firewall capabilities, intrusion prevention systems, and threat defense mechanisms. These attributes protect the organization from external threats while ensuring that sensitive data remains confidential.

Ease of management is another hallmark of the Cisco E2000. With Cisco DNA Center integration, administrators can enjoy simplified network management through automation and better visibility. The router supports software-defined networking (SDN) architectures, allowing for more agile configurations and changes in response to evolving business needs.

Furthermore, the E2000 is designed to ensure high availability and reliability, incorporating redundancy features such as dual power supplies and failover mechanisms. This commitment to uptime makes it an ideal solution for mission-critical applications.

Lastly, the Cisco E2000 is highly scalable, making it suitable for businesses of all sizes. Whether a company is expanding its physical locations or requiring enhanced bandwidth for mobile applications, the E2000 can meet these demands without compromising on performance or security.

In summary, Cisco Systems E2000 is a feature-rich router that combines cutting-edge technologies with robust security and management capabilities, making it a reliable choice for enterprises seeking to enhance their network infrastructure.