Viewing Current NAT Translations | SMC Networks SMC7204BRA manual

Viewing Current NAT Translations

Figure 19. NAT Rule Statistics Page

The statistics show how many times this rule has been invoked and how many currently active sessions are using this rule. You can click [Clear] to reset the statistics to zeros and [Refresh] to display newly accumulated data.

Viewing Current NAT Translations

To view a list of [NAT Translations] that have recently been performed and which remain effective (for any of the defined rules), select [NAT Translations] from the [NAT Options] drop- down list.

Figure 20. NAT Translations Page

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SMC Networks SMC7204BRA manual Viewing Current NAT Translations

Contents

Page February Table of Contents Configuring the LAN Ports Getting Started with the Configuration ManagerConfiguring Dynamic Host Configuration Protocol Configuring Network Address Translation Configuring IP Routes Configuring DNS Server AddressesConfiguring the Routing Information Protocol Configuring the ATM Virtual Circuit Configuring EOA Interfaces Configuring PPP InterfacesConfiguring IPoA Interfaces Configuring Bridging Appendix B Viewing DSL Line Information Administrative TasksAppendix a Introduction Features System Requirements Using this DocumentIntroduction Notational conventions Special messages Using this DocumentTypographical conventions Getting to Know Adsl Barricade Package Contents Getting to Know the Adsl Barricade Hardware DescriptionFront Panel Rear Panel Quick Start Connecting the Hardware Connect the Adsl cable Quick Start Attach the power connector Configuring Your ComputersPower up your systems Connect the Ethernet cable Windows XP Windows Windows Me Windows 95 Quick Start Windows NT Assigning static Internet Information to your PCs Logging into the Adsl Barricade Quick Configuration Configuring the Adsl BarricadeConfiguring the Adsl Barricade Path that your connection uses to communicate with your ISP With your ISP Password Configuration of your deviceYou have used to log in to Configuration Manager Bridge Addresses Default Router Settings LAN Ports on page 33 for a Internet. See ConfiguringDescription of the NAT service Accessing the Configuration Manager Getting Started with the Configuration Manager Login Screen Getting Started with the Configuration Manager Functional Layout Functional LayoutCommonly used buttons Browser window. Help is available from any main topic System View Table Home Page and System View Table Home Page and System View Table Modifying Basic System Information Daylight Modifying Basic System InformationTime Zone Committing your changes Committing Changes and Rebooting Rebooting the device using Configuration Manager Committing Changes and Rebooting Configuration Reboot from LastJust committed Session Configuring the LAN Port IP Address ConfiguringConnecting via Ethernet LAN Configuration Configuring the LAN Ports Configuring the LAN Port IP Address Configuring the LAN Ports Configuring the LAN Port IP Address Viewing the Adsl Barricades IP Addresses Viewing System IP Addresses and IP Performance Statistics Viewing System IP Addresses and IP Performance Statistics Viewing IP Performance Statistics Viewing IP Performance Statistics Overview of Dhcp Configuring Dynamic Host Configuration ProtocolWhat is DHCP? Adsl Barricade Dhcp modes Configuring Dynamic Host Configuration ProtocolWhy use DHCP? Guidelines for creating Dhcp server address pools Configuring Dhcp ServerConfiguring Dhcp Server Configuring Dynamic Host Configuration Protocol Adding Dhcp Server Address Pools End IP Address Start IP AddressFor distribution to your LAN computers Mac Address Domain Name As explained onAddresses in this pool. This is used for reference only Gateway Dhcp Server Pool Modify Viewing, modifying, and deleting address pools Viewing current Dhcp address assignments Excluding IP addresses from a pool Netmask Configuring Dhcp RelayThese terms Mac Dynamic Host Configuration Protocol Dhcp Relay Configuration Configuring Dhcp Relay Dynamic Host Configuration Protocol Dhcp Setting the Dhcp Mode Setting the Dhcp Mode Overview of NAT Configuring Network Address Translation Configuring Network Address Translation Viewing NAT Global Settings and Statistics Viewing NAT Global Settings and Statistics Active state, where the connection is being used to TCP Def TimeoutTime specified in TCP Idle Timeout When in the establishing state, the session will timeout NAT Rule Global Statistics Viewing NAT Rules and Rule Statistics Network Address Translation NAT Rule Configuration Viewing Current NAT Translations Viewing Current NAT Translations Was invoked from the rule definition Is enabledProtocol TCP, UDP, Icmp Ports Number was translated Out PortsTranslated Adding NAT Rules NAT Rule-Add Page Napt Flavor Adding NAT Rules RDR rule Allowing external access to a LAN computer NAT Rule Add Page RDR Flavor Configuring Network Address Translation Adding NAT Rules NAT Rule Add Page Basic Flavor Basic rule Performing 11 translations Adding NAT Rules NAT Rule Add Page Filter Flavor Adding NAT Rules Bimap rule Performing two-way translations NAT Rule Add Page Bimap Flavor NAT Rule Add Page Pass Flavor Adding NAT Rules Assigning DNS Addresses Configuring DNS Server AddressesAbout DNS Configuring DNS Server Addresses Configuring DNS Relay Configuring DNS Relay Domain Name Service DNS Configuration Overview of IP Routes Configuring IP RoutesIP routing versus telephone switching Hops and gateways Configuring IP Routes Do I need to define IP routes? Using IP routes to define default gatewaysOverview of IP Routes IP Route Table Viewing the IP Routing Table Viewing the IP Routing Table IP Route-Add Adding IP Routes Adding IP Routes RIP Overview Configuring the Routing Information Protocol When should you configure RIP? Configuring the Adsl Barricades Interfaces with RIPConfiguring the Routing Information Protocol Routing Information Protocol RIP Configuration Configuring the Adsl Barricades Interfaces with RIP Configuring the Routing Information Protocol Configuring the Adsl Barricades Interfaces with RIP RIP Global Statistics Viewing RIP Statistics Viewing Your ATM VC Configuring the ATM Virtual Circuit Software and identify the type of traffic that can be Configuring the ATM Virtual CircuitUse an aal5-type interface Vpi Adding ATM VCs Adding ATM VCs Modifying ATM VCs ATM VC Interface Modify Modifying ATM VCs Configuring PPP Interfaces Configuring PPP Interfaces Viewing Your Current PPP ConfigurationInactivity TimeOut mins Ignore WAN to LAN traffic while monitoring inactivity Viewing Your Current PPP Configuration Preconfigured in the Dhcp pool see Configuring Disable, LAN hosts will use the DNS addressUnder way e.g., password authorization or Device will acquire IP addresses for other Viewing PPP Interface Details Viewing PPP Interface Details Rebooted EnabledService Name Each requiring a different login and other With the timeout period specified on the PPP By changing the Configuration Manager settingsOn the user name and/or password provided ISP issued a special packet type to terminate PPP Interface Add Adding a PPP Interface Definition Modifying and Deleting PPP Interfaces Modifying and Deleting PPP Interfaces 114 Overview of EOA Configuring EOA Interfaces Configuring EOA Interfaces Viewing Your EOA Setup Viewing Your EOA Setup Enable or disable the interface a red ball may indicate a Default RouteProblem with the DSL connection Adding EOA Interfaces EOA Interface Add Adding EOA Interfaces 120 Viewing Your IPoA Interface Setup Configuring Ipoa Interfaces Configuring IPoA Interfaces Indicate a problem with the DSL connection Enable or disable the interface a down interface mayAdding IPoA Interfaces Adding IPoA Interfaces 124 Overview of Bridges Configuring Bridging Configuring Bridging Defining Bridge Interfaces When to Use the Bridging FeatureWhen to Use the Bridging Feature 128 Deleting a Bridge Interface Deleting a Bridge Interface Configuring Global Firewall Settings Configuring Firewall Settings Configuring Firewall Settings Configuring Global Firewall Settings Its automatic timed expiration Managing the Black ListID assigned to the rule Configuring IP Filters Configuring IP Filters and Blocked Protocols Viewing Your IP Filter Configuration Configuring IP Filters and Blocked Protocols Configuring IP Filter Global Settings Configuring IP Filters Creating IP Filter Rules That are incoming or outgoing on the selected interface External computers from accessing your LANIncoming refers to packets coming from the LAN Outgoing refers to packets going to the Internet Option is valid only for the outgoing direction Choosing the appropriate interface for various rule types Security Log Option to Enable if you configure a Log TagLow, then the rule will be inactive Blacklist Any any source IP address Rule to be invoked on packets containingLt any source IP address that is numerically less than Specified address Store State Unwelcome attempt to gain access to a networkAn ongoing communication, etc. This option provides Received in the anticipated state. Such packets can signify That have options specified in their packet headers Example IP filter rule examples 146 Viewing IP Filter Statistics IP Filter Rule Statistics Managing Current IP Filter Sessions Blocked Protocols Blocked ProtocolsFilter rule, are assigned a session index Time to expire 150 Computers when they only know their IP addresses Address Resolution Protocol. Computers on a LAN use ARP toYour ISP before blocking this protocol Is often used for handling e-mail, mailing lists Large networks DSL Status Viewing DSL Line Information DSL Parameter Viewing DSL Line Information 155 156 Changing Login Passwords Administrative TasksConfiguring User Names and Passwords User Configuration Administrative Tasks Viewing the Alarm Table Viewing System AlarmsViewing System Alarms Upgrading the Software Image Upgrade File Using DiagnosticsUsing Diagnostics 162 Overview of IP port numbers Modifying Port SettingsModifying Port Settings Modifying the Adsl Barricade’s port numbers 165 Structure of an IP address Appendix aIP Addresses Network ID Host ID Appendix a Network classes Network classes Subnet masks Subnet masks Definition binary numbers Appendix BBinary Numbers Definition bit and byte Appendix BBits and bytes Troubleshooting Internet Access My PC cannot access Internet Troubleshooting My LAN PCs cannot display web pages on the Internet Diagnosing Problem using IP Utilities My changes to Configuration Manager are not being retained 179 180 Technical Specifications Chap Technical Specifications Environmental Operating Range Power DissipationOperating System Support Weight Power InputDimensions Safety Analog AuthenticateTerminology Terminology Digital Download Domain nameEthernet Filtering Gbps FirewallHop Hop count In-line filter HostInternet Intranet 191 Mbps MaskMicrofilter NAT rule Port Network maskPacket Remote Pots splitterProtocol Rule RoutingSplitter Splitterless Subnet mask Subnet Upstream TelnetTwisted pair Web Web browser Web site FCC Part CompliancesFCC Class B Compliances EC Conformance Declaration Class B Wichtige Sicherheitshinweise Germany Safety Compliance Compliances Legal Information Contacts SMCs Limited Warranty Statement Legal Information and Contacts Is subject to change without notice Limitation of Liability