XiNCOM XC-DPG603 manual Troubleshooting, Overview

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Appendices

Appendix C

Troubleshooting

Overview

This chapter covers some common problems that may be encountered while using the XC-DPG603 and some possible solutions to them. If you follow the suggested steps and the XC-DPG603 still does not function properly, contact XiNCOM for further advice.

General Problems

Problem:

I can’t connect to the XC-DPG603 to configure it.

Solution:

Check the following:

 

The XC-DPG603 is properly installed, LAN connections are OK, and

 

the device is powered ON.

 

Ensure that your PC and the XC-DPG603 are on the same network

 

segment.

 

If your PC is set to Obtain an IP Address automatically (DHCP

 

client), restart it.

 

If your PC uses a Fixed (Static) IP address, ensure that it is using an

 

IP Address within the range 192.168.1.2 to 192.168.1.254 and thus

 

compatible with the XC-DPG603’s default IP Address of 192.168.1.1.

 

Also, the Network Mask should be set to 255.255.255.0 to match the

 

XC-DPG603.

 

In Windows, you can check these settings by using Control Panel-

 

Network to check the Properties for the TCP/IP protocol.

Internet Access

Problem 1: When I enter a URL or IP address I get a time out error.

Solution 1: A number of things could be causing this. Try the following troubleshooting steps:

Check if other PCs work. If they do, ensure that your PCs IP settings are correct. If using a Fixed (Static) IP Address, check the Network Mask, Default gateway and DNS as well as the IP Address.

If the PCs are configured correctly, but still not working, check the XC-DPG603. Ensure that it is connected and ON. Connect to it and check its settings. (If you cannot connect to it, check the LAN and power connections.)

If the XC-DPG603 is configured correctly, check your Internet connection (DSL/Cable modem etc) to see that it is working correctly.

Problem 2: Some applications do not run properly when using the XC- DPG603.

Solution 2: The XC-DPG603 processes the data that passes through it and therefore it does not act as a transparent device.

Use the Special Applications feature to allow the use of Internet applications which do not function correctly.

If this does solve the problem you can use the DMZ function. This should work with most applications, but:

• It is a security risk, since the firewall is disabled for the DMZ PC.

• Only one (1) PC can use this feature.

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Contents Twin WAN DNS IP VPN Gateway Table of Contents QoS Configuration VPN Configuration Introduction Use TWO ISPs for expanded bandwidth and redundancyFeatures Easy Setup Password Protected ConfigurationHttp Firmware Upgrade and backup Dhcp Server SupportPhysical Details SystemDefault Settings LED Action ConditionBasic Setup Overview ProcedureNo Response? Configuring the XC-DPG603 for your LANProcedure Configuring the XC-DPG603 for your LAN Connecting two broadband modems Installation Diagram for XC-DPG603Configuring for Internet Access Settings Primary Setup Connection ModeConnection Type Address InfoConfigure PCs on your LAN TCP/IP SettingsInternet Access OverviewFor Apple Clients For Linux ClientsFixed IP Address To act as a Dhcp Client recommendedAdvanced Port Health Check Auto Dialup Bridge Mode Port OptionsSettings Load Balance Load BalanceSettings Advanced PPPoE Advanced PPPoESettings Advanced Pptp Advanced PptpAdvanced Setup Host IP Host IPVirtual Servers Settings Virtual ServerVirtual Servers Settings Custom Virtual Servers Custom Virtual ServersCustom Virtual Servers Server ListSpecial Application Settings Special ApplicationsSpecial Applications To use the Dynamic DNS Feature Settings Dynamic DNSDynamic DNS Dynamic DNSMulti DMZ & UPnP For Dynamic IPSelect the desired WAN port Private IP AddressSettings Advanced Features Advanced FeaturesAdvanced Features Using Remote Web-based Setup HTTP// Internet IP Address of the XC-DPG603Security Management Firewall ExceptionAccess Filter Settings Block URLSettings Access Filter Block URLSession Limit Settings Session LimitSession Limit & Firewall Exception QoS Configuration VPN Configuration How it worksIPSec Global Settings IPSec Global SettingPolicy Setup VPN Policy SetupKey Management DNS Configuration How it works XC-DPG602 & 603 GatewaysDomain Name Configuration NS Record Primary/Secondary Name Server Public WAN 1 & 2 IP AddressMX Record Mail Exchange Preference 1Map Host URL RecordCname Record Host URL ListTrap Targets Management AssistantSystem Information Message Status Management AssistantSyslog Configuration To save the XC-DPG603 Configuration to a file Using the Tftp Utility RecommendedUpdating the Firmware Backup your configuration Http Upgrade Firmware Uploading the FirmwareTo upload the firmware to the Gateway Restoring Saved ConfigurationOperation & Status System StatusOperation & Status Advanced LAN Configuration Existing Dhcp ServerAdvanced LAN Configuration Static RoutingConfiguring other Routers on you LAN 192.168.2.0255.255.255.0 192.168.1.100Dimensions Operating TemperatureStorage Temperature External Power AdapterTCP/IP Settings Checking TCP/IP Settings Windows 9x/MEUsing Dhcp Using Specify an IP AddressChecking TCP/IP Settings Windows Using a fixed IP Address Use the following IP AddressChecking TCP/IP Settings Windows XP Figure G. Network Configuration Windows XPTroubleshooting Overview