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Diagnosis

TCP/IP Network Diagnosis

Execute

WINIPCFG.EXE

or

PING.EXE

for TCP/IP network diagnosis.

WINIPCFG

The WINIPCFG program (for Win95, 98, and ME) is used to gather information about the
TCP/IP connections that are active on your system. It cannot be used to dynamically adjust
TCP/IP connections. You can also renew leases (if allowed by the network), and get the
current IP address assignments through this program.

From Windows, go to

Start

, click

Run

, enter

WINIPCFG,

and click

OK

.

Figure 17: Run

The following figure displays the adapter address and current TCP/IP address.

Note: At the “Ethernet Adapter Information”, select the correct Ethernet adapter that is
installed in this computer.

Figure 18: IP Configuration

Click the

More Info

button to get detailed configuration information.

Select the
correct
Ethernet
adapter.

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Summary of Contents for TW100-S4W1CA

Page 1: ...F W Version 5 0 TW100 S4W1CA Broad Band IP Gateway 4 port Fast Ethernet Switch User s Guide ...

Page 2: ...the separation between the equipment and receiver Connect the equipment into an outlet on a circuit different from that to which the receiver is connected Consult the dealer or an experienced radio TV technician for help Shielded interface cables must be used in order to comply with emission limits You are cautioned that changes or modifications not expressly approved by the party responsible for ...

Page 3: ... CONFIGURATION VIA WEB 8 GLOBAL PORT 8 CATV dynamic Mode 9 DSL dynamic Mode 10 Static Mode 11 LOCAL PORT 12 MANAGEMENT 13 VIRTUAL SERVER 15 PACKET FILTERS 16 STATIC ROUTER 18 WAN IP STATUS 18 CHECKING E MAIL 20 FACTORY RESET 20 CONFIGURATION VIA GUI 21 How to start 21 Management 22 Local Port 22 Global Port 24 Virtual Server 26 Packet Filters 28 Advance 30 CONFIGURATION VIA TERMINAL COMMANDS 31 Ho...

Page 4: ...FAQ 45 WHAT IS DMZ 45 WHAT IS PPPOE PPP OVER ETHERNET 45 How can I know I am using PPPoE 45 Checking PPPoE Connections 45 1 For GUI Setup program 45 2 Checking PPPoE status through Terminal Mode 45 FACTORY RESET 46 IP ADDRESS CONFLICT 47 CAN NOT ACCESS THE INTERNET 47 DIAGNOSIS 49 TCP IP Network Diagnosis 49 ISP Connectivity Checkup 51 Internet Connectivity Checkup 52 GETTING TECHNICAL SUPPORT 52 ...

Page 5: ...gured to block internal users from accessing to the Internet This device comes with an easy to setup program which ease you all the effort of setting up and upgrading Thanks to both DHCP client and DHCP server which complete the network configuration automatically The built in 4 port Fast Ethernet Switch lets users plug the network cable into the device without buying additional Hub Switch With th...

Page 6: ... 2 Sample Application Figure 1 Small Office Home Office Setup Features For Internet connection ...

Page 7: ...itch Virtual server Rich packet filters Static routing supported Support Proxy DNS Easy setup by Web Browser Windows GUI program and Telnet through network Flash memory for firmware upgrade Incoming email flashing indication Limit management through GUI or Web DMZ host supported Supports static IP and DNS for PPPoE Multiple PPPoE accounts Auto reconnect for PPPoE WINS information distribution WAN ...

Page 8: ...m Glows orange with 10Mbps Internet connection green with 100Mbps 1 Receiving Sending data Local 1 Local 2 Turns green when connecting to a 100Mbps Fast Ethernet connection Local 3 Local 4 Green Orange Turns orange when connecting to a 10Mbps Ethernet connection Receiving Sending data Have Mail Green Flashing frequency F vs Email amount N F 1 when N 5 F 2 when 5 N 10 F 3 when 10 N 20 F 4 for the r...

Page 9: ...ing with either 10Mbps or 100Mbps Ethernet connections e MDIX MDI Press this button to select Local 4th port wiring scheme MDIX or MDI Table 2 Connections Ports System Requirements See the following table of system requirements for setting up and managing this product System Set Up Interface System Requirements PC GUI 1 Windows 95 98 ME NT or 2000 2 Netscape 4 0 or above or IE 4 01 or above instal...

Page 10: ...DHCP client function is enabled to automatically get the Global port configuration from ISP IP addresses for distribution to PCs 253 IP addresses continuing from192 168 1 1 to 192 168 1 253 Table 3 Local and Global Port Addresses Information from ISP Before you start configuring this device you should gather the information as illustrated in the following tables and keep it for reference For CATV ...

Page 11: ... provide you with the name Domain Name ex yourcompany com Provided by your ISP Table 4 Device information For DSL dynamic mode PPPoE Account Info Provided by your ISP Username Provided by your ISP Password Provided by your ISP Service Name For identification purpose If it is required your ISP will provide you with the information Static IP Address Provided by your ISP Static DNS Server Provided by...

Page 12: ...ou have set a password enter that and click OKto continue At the setup home page the left navigation pane where bookmarks are provided links you directly to the desired setup page You can select Global Port Local Port Management Virtual Server Packet Filter Static Router WAN IP Status Checking E Mail Factory Reset Click on the desired setup item to expand the page in the main navigation pane The s...

Page 13: ...dify and enter the new MAC address accordingly Device Computer Name Enter a descriptive name for identification purpose Some Internet Service Providers ISP requires this information and if that is the case they will provide you with the name Domain Name For example yourcompany com The maximum input for this field is 32 alphanumeric characters and it is case insensitive Note Your ISP may ask you to...

Page 14: ... for identification purpose Some Internet Service Providers ISP requires this information and if that is the case they will provide you with the name Domain Name For example yourcompany com The maximum input for this field is 32 alphanumeric characters and it is case insensitive PPPoE Account Active Profile 1 2 3 You can set three PPPoE accounts while only one which you selected is active each tim...

Page 15: ...blems caused at your ISP side Static Mode Adapter Address This field is grayed out The Adapter Address is a specific set of numbers that identifies the network device normally you don t need to change it In case there is a need to modify your MAC address check Modify and enter the new MAC address accordingly Device Computer Name Enter a descriptive name for identification purpose Some Internet Ser...

Page 16: ...ded by your ISP SAVE After completing the settings on this page click SAVE to save the settings RESET Click RESET to clear all the settings on this page Local Port This screen contains settings for LAN interface attached to the local network Private Network IP Address Default 192 168 1 254 SubNetmask Default 255 255 255 0 DHCP Server Do not distribute IP address to local computers2 2 If you check ...

Page 17: ...fault value 192 168 1 1 should work for most cases Number of IP address Maximum 253 Default value 253 should work for most cases Note If Continuous IP address poll starts is set at 192 168 1 1 and the Number of IP address in pool is 253 the device will distribute IP addresses from 192 168 1 1 to 192 168 1 253 to all the computers in the network that request IP addresses from DHCP server IP Sharing...

Page 18: ...the same time 4 Management Via Internet Allows management of this device via HTTP and Telnet from Internet Below are coordinate results of Block WAN Request and Telnet HTTP management for this device Refer to this table for further Internet system management V Checked X Unchecked Block WAN Request Management Via Internet Coordiante Result V X automatically WAN requests over TCP 113 IDENT and ICMP ...

Page 19: ...irtual server either by name or by port Application Port Select from the most popular server applications for Virtual Server Click to scroll down for more selections Port Type please select the port type TCP or UDP for the port number that was entered above Single Range For selecting between a specific port and a range of ports which you want the Internet users to be able to access The valid port ...

Page 20: ...at some applications software especially Internet online game can have two way connections DMZ Host IP Address Enter the computer s IP Address for DMZ Host RESET Click RESET to clear all the settings on this page SAVE After completing the settings on this page click SAVE to save the settings Packet Filters In the Packet Filters setup screen you can block specific internal users from accessing the ...

Page 21: ...ice via Internet TCP UDP Port Filter Filter using the port number You can set filter for a single port or a range of ports Filter Forward Select action Filter Forward for the assigned port s Single Range You can filter a single port i e 80 or a range of ports i e 80 to 125 Port Number The port number s for the filters Port Type TCP port filter according to the Connection Based Application Service ...

Page 22: ...e dynamic route is not effective enough Select Static Route 1 or Static Route 2 enter the settings and click SAVE to save settings Click RESET to clear all entries WAN IP Status Network Status Display the current Internet connection status Sessions List Displays active Internet sessions through this device ...

Page 23: ...point of a session Port Fake Featuring NAT the Port Fake is used to translate the local network IP addresses for connecting to the Internet IP Remote Port Remote The outside network IP address port number of the other end of a session Users List Displays the current active users ...

Page 24: ...y dependents on the number of e mail that is waiting for you to retrieve For details of the e mail LED indication refer to the section titled Parts Names and Functions RESET Click RESET to clear all the settings on this page SAVE After completing the settings on this page click SAVE to save the settings Factory Reset To reset to factory default setting click the GO button Note that performaing the...

Page 25: ...Figure 3 2 After installing the setup program go to Start Programs Broadband IP Gateway 3 When the opening screen appears you will be prompted a list of the current active devices Click to select the device you want to configure Figure 4 4 Click on the tool bar to configure the selected device The configure dialog box is categorized into several tabs as shown in the following ...

Page 26: ...nistrator Password In this dialog box you can set administrator s password Maximum 6 alphanumeric characters case sensitive Please record the password and keep it at a safe place Limit Management Station Check to allow two stations to manage this IP Share without entering any passwords Enter the network adapter MAC Address of the two management stations Local Port This screen contains settings for...

Page 27: ...omputers Checking this radio button to enable this IP Sharing device to distribute IP Addresses And the following field will be activated for you to enter the starting IP Address Start IP Address Enter the starting address of this local IP network address pool The pool is the number of continues IP addresses Number of IP address in pool Maximum 253 Default 253 3 If you check this selection remembe...

Page 28: ...ovide you with the name The Maximum input for this field is 20 alphanumeric characters and it is case sensitive CATV Dynamic Mode Figure 7 Obtain configuration automatically CATV dynamic mode For users who are using Cable Modem Internet service Adapter Address It is necessary for some ISP to identify this device by its MAC address Device Computer Name Enter a descriptive name for identification pu...

Page 29: ...PoE accounts while you can only active one account at a time Username Maximum input is 52 alphanumeric characters case sensitive Password Maximum input is 36 alphanumeric characters case sensitive Auto disconnect if idle for This device can be configured to auto disconnect when there is no activity on the line for a predetermined period of time Default 5 minutes You can input any number from 0 to ...

Page 30: ...ing a natural Internet firewall this IP Sharing device protects your network from being accessed by outside users When there are applications that require outside users to access internal servers e g Web Server FTP Server e mail Server or News Server this device can act as a virtual server to serve Internet requests You can set up a local server with specific port number which stands for the servi...

Page 31: ...t users to be able to access The valid port number ranges from 0 to 65535 Port Type please select the port type TCP or UDP for the port number that was entered above Local Server Enter the Local Server s IP address for the specified port entered above Browse If DHCP function is enabled click on Browse the distributed IP Addresses with associated computer name will appear on the screen You can sele...

Page 32: ... can set up the filters through the following three types of filter Each filter can be set to filter drop or forward pass packets You can input up to six filters in this device Figure 11 Network Adapter Address Filter filter according to local computer s network adapter MAC address also known as the adapter card s Physical Address IP Address Filter Filter with computer s IP address You can filter ...

Page 33: ...ng the port number Note You can only set each filter type to either forward or filter For example you can t set one IP address to forward and set another IP address to filter You must set them both to either forward or filter However you can set to forward an Adapter Address and set to filter an IP address Each time you finished setting the filters click and the added filter will appear on the Fil...

Page 34: ... Select Static Route 1 or Static Route 2 enter the settings E Mail Account You may set a mail account on this IP Share to periodically check up incoming emails You ll need to enter the account name password the name of the incoming mail server and the time interval for checking mail The Have Mail LED will flash differently dependents on the amount of e mail need to be retrieved ...

Page 35: ...ting will require user to open a new telnet session to reestablish a connection with the product For more information on telnet configuration please see How to Start Telnet section below How to start Telnet 1 The instructions below are for using this unit with its default settings i e DHCP enabled Local Port IP address 192 168 1 254 SubnetMask 255 255 255 0 2 Go to Start Run Figure 12 3 Type telne...

Page 36: ...rd 2 No password is required the first time you log in Press ENTER to enter Configure mode The screen prompts you for the following command command 3 Type and hit Enter for a list of the commands Refer to the next section Terminal Commands for detail description of terminal commands ...

Page 37: ...ay active configuration user List active local IP address leases passwd Change administrator s password ping x x x x Ping the specified host tracert x x x x Trace the specified host set Configure device in batch connect Make PPPoE connection disconnect Break PPPoE connection status Show PPPoE connection status upgrade Upgrade firmware quit Exit to login prompt reboot Restart device command session...

Page 38: ...5 192 1 53 20 GENERAL udp 1 192 168 10 32 1726 16386 168 95 1 1 53 5 GENERAL udp 1 192 168 10 32 1728 16387 168 95 192 1 53 5 GENERAL Active TCP 5 UDP 3 Maximum TCP 128 UDP 64 show Displays the current configuration For first time login the current configuration is the factory default settings Refer to section titled Factory Default Setting for detail Example command show Wan Mac Address AB CD 12 ...

Page 39: ...le command user IP address Node address Remainder time Host name 192 168 10 1 0080 C8F8 8A64 5 47 17 Allen 192 168 10 2 0080 C8F8 8A64 expired Calvin 192 168 10 3 0080 C8F8 8A64 0 12 25 Edward 192 168 10 4 0080 C8F8 8A64 2 55 48 Victoria 192 168 10 5 0080 C8F8 8A64 expired SNL Total 5 users 3 active leases Elapsed 0 01 03 passwd No password is required when logging in for the first time At command...

Page 40: ...new password 0 to 6 characters ping Ping is a basic Internet program that lets you verify if a particular IP address exists and can accept requests At command type in ping and then the IP address that you wish to detect and hit Enter If the screen shows reply ok from that IP the device can communicate with that IP address If the screen shows no response then that IP address is unreachable Example ...

Page 41: ...me Press Enter to accept the current values in the brackets or input new values and then press Enter to change the value Press Esc at any time to abort this command Example command set Press ENTER if you agree with the default value or ESC to escape IP address of local port 192 168 1 254 SubNetmask of local port 255 255 255 0 Distribute IP address to local computers Yes No Yes Continuous IP addres...

Page 42: ...s Yes Continuous IP address pool starts at 192 168 1 1 Number of IP address in pool 128 Enable PPPoE No Obtain global port configuration from ISP Yes IP address of global port 0 0 0 0 Subnet Mask of global port 0 0 0 0 Device name Untitled Domain name Domain Gateway 0 0 0 0 Primary DNS server 0 0 0 0 Secondary DNS server 0 0 0 0 Save and reboot Yes No No type yes and hit Enter to save settings Or ...

Page 43: ... is enabled Example 1 PPPoE connection was already disconnected command disconnect Already disconnected Example 2 To manually cut off a PPPoE connection command disconnect Disconnecting System is cutting off a PPPoE connection Example 3 When PPPoE was not yet enabled no disconnection can be made Refer to command set for setting up PPPoE command disconnect PPPoE is not enabled status Display the cu...

Page 44: ...ed on the TFTP Server Make sure all other workstations on the network are off and close all applications on the TFTP Server Example With TFTP server IP address at 192 168 1 200 and new firmware image named is FIRMWARE BIN and located at the TFTP server s C drive At the Telnet program enter the following command and then press Enter command upgrade 192 168 1 200 C FIRMWARE BIN Note it is recommende...

Page 45: ...k to the management utility window click on File from the Menu Bar select Find Device from the drop down menu You will see a list of the IP Sharing Devices on the screen Select the one that you are going to update the firmware and click on the Tool Bar The Upgrade Firmware window will appear 3 If you have copy the latest firmware to the directory where setup exe is click on Default File and click ...

Page 46: ... 42 4 The upgrade will take a couple of minutes to complete do not interrupt the process After the upgrade process completes you will see a Finish button click on it to finish the procedure ...

Page 47: ...s device by running the setup utility as described in the chapter titled Configuration via GUI Figure 14 2 Check Change Administrator s Password 3 Enter the desired new password in New Password and enter the new password again in the Confirm New Password field and then click Save at the bottom From Web 1 At the setup home page select Detail Setup at the right panel 2 Point Management to expand ...

Page 48: ...e new password Please note that passwords are case sensitive command passwd Please type old password Type in old password and press Enter Note In default there is no password in the device so just leave this entry blank and hit Enter to enter the configuration mode type new password 0 to 6 characters Type the new password and press Enter re type new password 0 to 6 characters Re type the new passw...

Page 49: ... onto your computer first You run the program to connect disconnect to the Internet User Account information User Name and Password is also required each time you connect to the Internet access Note After you have entered the PPPoE information during the device setup the device will provide your Internet Service the PPPoE information and login automatically It is not necessary to install and run t...

Page 50: ...p Software For the GUI Setup Software to find the device it has to be accessed from a client This means that the computer you are trying to use to run the software must be setup as described in the section Configuration in GUI Also the computer should be restarted to ensure that it is receiving IP address from the device To verify that your computer s TCP IP protocol is setup properly use the wini...

Page 51: ...pt window at the command prompt type in ipconfig release and hit Enter to release the IP information and then type in ipconfig renew and hit Enter to renew the IP information If the device s DHCP function is disabled and static IP addresses are assigned to each workstation please double check each workstation s IP address for duplicate IP Can not access the Internet Find the workstation s Computer...

Page 52: ...l is off please contact your ISP Note You can also call your ISP and make sure the Internet service is still online Check the status of this product If your ISP assigned you an IP address please skip this step Otherwise use the telnet program to release and renew the current IP address of the Global port After that type Show command to see if obtain global port configuration from ISP shows the add...

Page 53: ...n also renew leases if allowed by the network and get the current IP address assignments through this program From Windows go to Start click Run enter WINIPCFG and click OK Figure 17 Run The following figure displays the adapter address and current TCP IP address Note At the Ethernet Adapter Information select the correct Ethernet adapter that is installed in this computer Figure 18 IP Configurati...

Page 54: ...following should be apparent from this screen 1 The Client should have an IP address within the prescribed range 2 The DHCP and Default Gateway should list the product s local port address the device s IP address 3 The DNS server IP addresses should match the DNS server IP addresses set in the device IPCONFIG For Win NT and Win2000 go to Start Programs Accessories Command Prompt to open the Comman...

Page 55: ... 100 5 The destination device is not reachable if the following message appears Reply from 192 168 0 1 Destination host unreachable or Request timed out ISP Connectivity Checkup Issue a PING command to the IP address of your ISP s Gateway or DNS server Note If the global port was set to obtain configuration automatically you need to check Gateway and DNS server information under Global Port via th...

Page 56: ...PING www yahoo com w 5000 If successful you are connected to the Internet If you can ping the ISP s gateway but cannot ping a specific site e g www yahoo com on the Internet chances are your ISP has an internal problem Please call them for support Getting Technical Support For further problems please contact the distributor ...

Page 57: ...st Ethernet port depens on the version number MDIX MDI Buttons One for local port uplink One for Cable DSL modem connection LED Indicators Power Error Green Red Local x 4 10 100 Orange Green Internet 10 or 10 100 Orange only or Orange Green Have Mail Green Electronic Specifications Input Power DC 5V 2 4A Agency and Regulatory FCC part 15 Class B VCCI CE Physical specification Dimension 160 x 105 4...

Page 58: ...n ICQ98a 99b None None NetMeeting 2 1 3 0 None 1503 tcp 1720 tcp AOE 2300 2400 tcp 2300 2400 udp 47624 tcp 2300 2400 tcp 2300 2400 udp 47624 tcp VDO Live None None MIRC None None Cu Seeme 7648 tcp 7648 udp 24032 udp 7648 tcp 7648 udp 24032 udp PCAnywhere 5632 udp 22 udp 5631 tcp 65301 tcp 5632 udp 22 udp 5631 tcp 65301 tcp ...

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