SMC Networks SMCWHSG44-G manual

Page 89

Check if the RADIUS server is set to use EAP-MD5, PAP, and CHAP authentication.

The SMCWHSG44-G does not respond to ping from the client computer.

Are two or more NICs (wireless or wired) installed on the client computer?

Use Windows-provided Device Manager to disable unnecessary NICs.

Is the underlying communication link established?

Make sure the wireless link is OK.

Make sure the Ethernet link between the AP and the SMCWHSG44-G is OK.

Make sure the settings of the client computer and of the SMCWHSG44-G match.

Are the IP address of the client computer and the IP address of the SMCWHSG44-G in the same IP subnet?

Use WinIPCfg.exe or IPConfig.exe to see the current IP address of the client computer. Make sure the IP address of the client computer and the IP address of the SMCWHSG44-G are in the same IP subnet.

The default gateway of the SMCWHSG44-G does not respond to ping from the client computer.

Solve the preceding problem first.

Is the modem working?

You may find out the answer by directly connecting the modem to a computer. Refer-ring to the manual of the modem if necessary.

Is the NAT server functionality of the SMCWHSG44-G enabled?

Find out the answer on the start page of the Web-Based Network Manager.

If you cannot find any incorrect settings of the SMCWHSG44-G, the default gateway of the SMCWHSG44-G may be really down or there are other communication problems on the network backbone.

The DNS server(s) of the SMCWHSG44-G do not respond to ping from the client computer.

Solve the preceding problems first.

If you cannot find any incorrect settings of the SMCWHSG44-G, the default gateway of the SMCWHSG44-G may be really down or there are other communication problems on the network backbone.

Cannot access the Internet.

Solve the preceding problems first.

Make sure there are no incorrect packet filter settings that would block the traffic from the local computer to the Internet. In case you are not sure, the last resort may be resetting the configuration settings of the SMCWHSG44-G to default values by pressing the Reset button.

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Contents SMCWHSG44-G Page Trademarks CopyrightLimited Warranty Page Industry Canada Class B Federal Communication Commission Interference StatementFCC Radiation Exposure Statement EC Conformance Declaration Power Cord Safety Safety ComplianceSchuko Page Wichtige Sicherheitshinweise Germany Schuko Page Table of Contents System Page SMCWHSG44-G SMCWHS-POS Introduction Ieee 802.11b/g Compliant Wireless Operation Overview FeaturesUser Authentication, Authorization, and Accounting AAA Internet Connection Sharing Network Security Firmware Tools Rear Panel Package ChecklistLED Definition POE enabled LAN Port Position Selecting a Power Supply MethodMounting the SMCWHSG44-G on a Wall Changing the TCP/IP Settings of the Managing Computer Preparing for ConfigurationEntering the Password Configuring the SMCWHSG44-GHome Setup Wizard Selecting an Operational ModePage Router with a Static-IP DSL/Cable Connection Router with a DHCP-Based DSL/Cable ConnectionRouter with Multiple DSL/Cable Connections Setup Wizard Configuring Ieee 802.11 Settings Setup Wizard Configuring Dhcp Server SettingsWeb Redirection Configuring User Authentication SettingsAuthentication protocol Local Authentication SeverPage Account Table List How to Setup the Mini-POS Ticket PrinterIeee Radius Settings Allowable Authentication Modes Configuring Radius SettingsDeploying the SMCWHSG44-G Setting up Client ComputersConfiguring TCP/IP-Related Settings Configuring Ieee 802.11-Related SettingsTo establish a wireless link to an AP Page Authentication Success Logout OverviewMenu Structure Page Status Associated Wireless Clients Save, Save & Restart, and Cancel CommandsHome and Refresh Commands Account Table Authenticated UsersManaged LAN Devices Session ListSystem Specifying Operational ModeManaging Firmware Changing PasswordUpgrading Firmware by Http Backing up and Restoring Configuration Settings by HttpTo upgrade firmware of the SMCWHSG44-G by Http Upgrading Firmware by Tftp To upgrade firmware of the SMCWHSG44-G by TftpTo back up configuration of the SMCWHSG44-G by Tftp Backing up and Restoring Configuration Settings by TftpTo restore configuration of the SMCWHSG44-G by Tftp Time Zone Resetting Configuration to Factory DefaultsConfiguring TCP/IP Related Settings Address Router with a DHCP-Based DSL/Cable Connection Router with a Static-IP DSL/Cable Connection DNS DNS Proxy NAT Basic Host Address ResolutionDhcp Server To expose preset internal serversVirtual Server Mappings Ii. Static Dhcp Mappings Dhcp Server BasicTo always assign an IP address to a specific Dhcp client Dhcp RelayLoad Balancing Configuring Ieee 802.11-Related Settings Wireless Basic Zero Client ReconfigurationWireless Distribution System To enable a WDS link Wireless Distribution System SettingsNetwork Topology Containing a Loop SecurityPage MAC-Address-Based Access Control Settings MAC-Address-Based Access ControlIeee 802.1x/RADIUS To deny wireless clients access to the wireless networkTo grant wireless clients access to the wireless network Ieee 802.1x/RADIUS Settings Configuring Authentication Settings AAA Basic Default Authentication Failure Warning To specify an uncontrolled computer by MAC address Unrestricted ClientsRadius Basic Walled GardenRobustness Log-On Page Customization Settings Authentication Session ControlAuthentication Success Page Customization Settings Ddns Advertisement Links SettingsIcmp TCP UDP To set a rule for packet filtering VlanFirewall To block Http traffic to an unwelcome Web site URL FiltersManagement Basic System Log UPnPSnmp Access RulesLAN Device Management Unrestricted Host MAC Address SettingsTo specify a LAN device to manage Example for LAN Device ManagementAppendix a Default SettingsLED Definitions TCP/IP Setting Problems Page Other Problems Wireless Settings ProblemsAppendix C Distances and Data Rates Transmission output Power Network ConfigurationConfiguration and Management StandardsKeypad Authentication Access PointBasic Service Set BSS Ad HocExtended Service Set ESS Dynamic Host Configuration Protocol DhcpExtensible Authentication Protocol EAP EncryptionPower over Ethernet PoE Inter Access Point Protocol IappInfrastructure Local Area Network LANWireless Distribution System WDS Service Set Identifier SsidWi-Fi Protected Access Session KeyWPA Pre-shared Key PSK Wired Equivalent Privacy WEPPage For Technical SUPPORT, Call