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TELINDUS 1132/1133

Web

Interface User’s Guide

Version 2.0

Page 24/57 December

2004

4.5.3 Firewall/NAT

Services

You can enable or disable Firewall and NAT by clicking on SETUP and under LAN Setup, select
Firewall/NAT Services. By unselecting the “Enable Firewall and NAT Services” button the firewall
and NAT services is disabled for all WAN connections (Figure 14)

Figure 14 (Firewall/NAT Services)

The Apply button will temporarily save these settings. To make the change permanent, you need
to click on

Save All Settings

. At the System Commands page under the TOOLS, click on

Save

All

.

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Summary of Contents for 1132

Page 1: ...TELINDUS 1132 1133 Web Interface User s Guide Version 2 0 Page 1 57 December 2004 WebInterfaceUser sGuide TELINDUS 1132 1133ADSLWIRELESS ROUTER 4P ...

Page 2: ... an Existing Connection 19 4 4 3 Modem setup 19 4 5 CONFIGURING THE LAN 20 4 5 1 Configure a LAN group 20 4 5 2 Ethernet Switch 23 4 5 3 Firewall NAT Services 24 4 6 ADVANCED FOR ADVANCED USERS ONLY 25 4 6 1 UPnP 25 4 6 2 SNTP 25 4 6 3 SNMP 27 4 6 4 DNS Proxy 28 4 6 5 Dynamic DNS Client 29 4 6 6 IP QoS 30 4 6 7 Port Forwarding 33 4 6 8 IP Filters 34 4 6 9 LAN Clients 35 4 6 10 LAN Isolation 36 4 6...

Page 3: ...Modem Test 52 4 9 STATUS 53 4 9 1 Network Statistics 53 4 9 2 Connection Status 53 4 9 3 DHCP Clients 53 4 9 4 Modem Status 53 4 9 5 Product Information 53 4 9 6 System Log 54 5 APPENDIX A TROUBLESHOOTING 55 5 1 THE ADSL ROUTER IS NOT FUNCTIONAL 55 5 2 I CAN T CONNECT TO THE ADSL ROUTER 55 5 3 THE DSL LINK LED CONTINUES TO BLINK BUT DOES NOT GO SOLID 56 5 4 THE DSL LINK LED IS ALWAYS OFF 56 6 ADSL...

Page 4: ...njoy the fast Internet access like never before This router also provides future proof functionality with higher data transmission rates with ADSL2 ADSL2 Extended Reach ADSL support 1 1 Features ADSL ATM Support ANSI T1 413 issue 2 ITU T G 992 1 G dmt and G 992 2 G lite compliant ADSL2 ADSL2 RE ADSL compliant Rate Adaptive modem at 32 Kbps steps Dynamic Adaptive Equalisation to improve Carrier s s...

Page 5: ...de Local Soft Factory Reset Button via Web GUI Diagnostic Test DSL OAM Network Ping Test Telnet CLI Read Only Syslog Support Firmware upgrade able for future feature enhancement Security Support NAT for basic Firewall support Packet Filtering Firewall Support Stateful Packet Inspection Support IP Flters Bridge Filters up to 20 Rules Protection against Denial of Service attacks Password Authenticat...

Page 6: ...network devices such as a PC hub switch or routers Some ADSL Router came with a single LAN connection and some come with four LAN connections Depending on the connection you may need a cross over cable or a straight through cable Power is where you connect the power Make sure to observe the proper power requirements The required voltage is 9 volts DC 1 Amp USB universal serial port connects to a P...

Page 7: ...TELINDUS 1132 1133 Web Interface User s Guide Version 2 0 Page 7 57 December 2004 6 INTERNET Lights up when the PPP connection is established ...

Page 8: ...ernet and DSL interfaces please refer to the Quick Start Guide 3 Connect the AC Power Adapter Depending upon the type of network you may want to put the power supply on an uninterruptible supply Only use the power adapter supplied with the ADSL Router A different adapter may damage the product Now that the hardware installation is complete proceed to Chapter 4 Setting up your ADSL Router ...

Page 9: ... password is admin case sensitive Note Before setting up your ADSL Router make sure you have followed the Quick Start Guide You should have your computers configured for DHCP mode and have proxies disabled on your browser Also if you access the ADSL Router and instead of getting a login screen the browser instead displays a login redirection screen you should check your browser s setting and verif...

Page 10: ...t Status and Software Version and SSID Figure 2 Homepage Now select SETUP and then Quick Start This will give access to the Quick Start screen Figure 3 By default the ADSL Router has being configured to PPP connection and user would only need to enter the username and password as specified by the local ISP to make connection to the internet The Quick Start page is meant for basic users whom only r...

Page 11: ...TELINDUS 1132 1133 Web Interface User s Guide Version 2 0 Page 11 57 December 2004 Figure 3 Quick Start page ...

Page 12: ...Router there are several concepts that you should be familiar with on how your new ADSL Router works Please take a moment to familiarize yourself with these concepts as it should make the configuration much easier Figure 4 Setup page 4 3 1 Wide Area Network connection On the other side of the ADSL Router is where your Wide Area Network WAN connection also referred to as a broadband connection This...

Page 13: ...s basically a virtual connection Your ADSL Router can support up to 8 different unique virtual connections If you have multiple different virtual connections you may need to utilize the static and dynamic routing capabilities of the modem to pass data correctly 4 4 1 1 Bridged gateway profile and Connection A pure bridged connection does not assign and IP address to the WAN interface NAT and firew...

Page 14: ...rcing your ADSL Router to terminate the PPPoA connection The advantage is that the PPPoA termination is done within the ADSL Router and not on your PC this frees up your PC resources and allows multiple users to utilize the PPPoA connection To configure the gateway for PPPoA click on Setup and then click on New Connection The default PPPoE connection setup is displayed At the Type field select PPP...

Page 15: ...fore terminating the connection To ensure that the link is always active enter a 0 in this field f Default Gateway Specify this connection as the default route g MTU Maximum Transmission Unit the DSL connection can receive It is a negotiated value that asks the provider to send packets of no more than n bytes The maximum specified value is 1500 although some DSL ISP providers require a larger valu...

Page 16: ...ess this is provided by your DSL service provider or your ISP j On Demand Enables on demand mode The connection will disconnect if no activity is detected after the specified idle timeout value k Idle Timeout Specifies that PPPoE connection should disconnect if the link has no activity detected for n seconds This field is used in conjunction with the On Demand feature To ensure that the link is al...

Page 17: ...DHCP connection a unique name the name must not have spaces and cannot begin with numbers In this case the unique name is called DHCP1 Select the encapsulation type LLC or VC if you are not sure just use the default mode Select the VPI and VCI settings your DSL service provider or your ISP will supply these in this case the DSL service provider is using 0 100 Also select the ATM Quality of Service...

Page 18: ...r or your ISP will supply these in this case the DSL service provider is using 0 35 Also select the ATM Quality of Service QoS leave the default value if you are unsure or the ISP did not provide this information You can also enable Network Address Translation NAT and the Firewall options If you are unsure leave these in the default mode Based upon the information your DSL ISP provided enter your ...

Page 19: ...n NAT and the Firewall options If you are unsure leave these in the default mode Based upon the information your DSL ISP provided enter your assigned IP address Subnet Mask Default Gateway if provided and ARP server IP address Figure 10 CLIP Connection Setup To complete the connection you must now click the Apply button The Apply button will temporarily save this connection To make the change perm...

Page 20: ...rent connection types on one and the same modem Three LAN Groups can be defined and different virtual interfaces real interface or virtual connection can be assigned to a specific LAN group Under SETUP select LAN Configuration Figure 11 and configure the different LAN groups with the physical and virtual interfaces defined under WAN Setup In the example a LAN group is defined with the Ethernet and...

Page 21: ...urther remember that if you change your gateways IP address and you have DHCP enabled the DHCP configuration must reside within the same subnet The default gateway is the routing device used to forward all traffic that is not addressed to a station within the local subnet Your ISP will provide you with the default gateway Address The hostname can be any alphanumeric word that does not contain spac...

Page 22: ...ddress The amount of time is in units of minutes the default value is 3600 minutes 60 hours Note If you change the start or end values make sure the values are still within the same subnet as the router IP address In other words if the router IP address is 192 168 1 1 default and you change the DHCP start end IP addresses to be 192 128 1 2 192 128 1 100 you will not be able to communicate to the A...

Page 23: ...e System Commands page under the TOOLS click on Save All 4 5 2 Ethernet Switch The Ethernet switch settings can be configured in this way see Figure 13 bis Ethernet Switch Configuration Figure 13bis Ethernet Switch Configuration The Apply button will temporarily save these settings To make the change permanent you need to click on Save All Settings At the System Commands page under the TOOLS click...

Page 24: ...AN Setup select Firewall NAT Services By unselecting the Enable Firewall and NAT Services button the firewall and NAT services is disabled for all WAN connections Figure 14 Figure 14 Firewall NAT Services The Apply button will temporarily save these settings To make the change permanent you need to click on Save All Settings At the System Commands page under the TOOLS click on Save All ...

Page 25: ...incoming traffic will be present for example the default Internet connection To enable UPnP you must first have a WAN connection configured Once a WAN connection is configured click ADVANCED and select UPnP This will bring up the screen shown in Figure 15 You must enable UPnP and then select which connection will utilize UPnP Figure 15 UPnP The Apply button will temporarily save these settings To ...

Page 26: ...ponse The system log will be able to reflect the updated time upon successfully connected the time server Figure 16 SNTP The Apply button will temporarily save these settings To make the change permanent you need to click on Save All Settings At the System Commands page under the TOOLS click on Save All ...

Page 27: ...SNMP Management Both the SNMP agent and the traps can be enabled or disabled Basic Information can be entered in the Name Location and Contact fields In addition Community names can be defined with different Access Rights and the Trap Destination addresses can be entered Figure 17 SNMP Management The Apply button will temporarily save these settings To make the change permanent you need to click o...

Page 28: ...user to select the Domain Name Server DNS Server Priority as well as enter IP addresses for Primary DNS and secondary DNS Figure 18 DNS Proxy The Apply button will temporarily save these settings To make the change permanent you need to click on Save All Settings At the System Commands page under the TOOLS click on Save All ...

Page 29: ...fter the ISP update the WAN IP to another IP address It can be useful in web hosting and FTP services Note The Username Password entered should be similar to the Username Password you have specified during the registration of the DNS hostname Figure 19 Dynamic DNS Client The Apply button will temporarily save these settings To make the change permanent you need to click on Save All Settings At the...

Page 30: ...ernet and USB Bridged for the downstream traffic Low Medium priority weights These 2 fields will allow you to select the weights of the Medium and Low priority queues in increments of 10 percent so that that the sum of the weights of these 2 queues is equal to 100 percent Enable IP QoS This field allows you to enable disable IP QoS for the chosen connection Trusted Mode The NSP has two primary mod...

Page 31: ...by Rule Name Source Destination IP Address and Netmask Source Destination Port range Protocol and Traffic Priority The Traffic Priority field corresponds to the Priority Queue High Medium Low for for this traffic The possible options for Protocol are ANY ICMP TCP and UDP Wildcard entries are allowed for IP Address Netmask and Port range fields The additional TOS marking field allows you to assign ...

Page 32: ...ersion 2 0 Page 32 57 December 2004 Figure 21 IP QoS Traffic Rule The Apply button will temporarily save these settings To make the change permanent you need to click on Save All Settings At the System Commands page under the TOOLS click on Save All ...

Page 33: ...E screen click ADVANCED and select Port Forwarding Next select the computer hosting the service and add the corresponding firewall rule If you want to add a custom application select the User category click New and fill in the port protocols and description for your application For example if you want to host a Netmeeting session from the HOME screen click ADVANCED and select Port Forwarding First...

Page 34: ...ands page under the TOOLS click on Save All 4 6 8 IP Filters IP filters allow to configure the Firewall to block all or specific types of IP traffic See Figure 23 IP Filters It is also possible to build Custom IP Filters Figure 23 IP Filters The Apply button will temporarily save these settings To make the change permanent you need to click on Save All Settings At the System Commands page under th...

Page 35: ...server is on the LAN and you want this server to be visible via the WAN you must add its IP address Once the IP address has been added to you can apply Port Forwarding and Access Control rules to this IP address See Figure 24 LAN Clients Figure 24 LAN Clients The Apply button will temporarily save these settings To make the change permanent you need to click on Save All Settings At the System Comm...

Page 36: ...ned the appropriate filtering action determined by the access type selected i e allow or deny is performed The user should note that the bridge filter will only examined frames from interfaces which is part of the bridge itself Twenty filter rules are supported with bridge filtering See Figure 26 Bridge Filters The User Interface for Bridge Filter allows the user to add edit delete as well as enab...

Page 37: ...be set unset independently by just pressing the Apply button Note On a windows based machine to find a MAC address at a dos prompt type ipconfig all Note There are three hidden filter rules within the bridge filter table These rules are entered automatically by the system to ensure the user does not lock themselves out of the system The first rule allows any and all ARP frames through the system T...

Page 38: ...allows to filter certain types of Web Applications like Cookies JAVA AciveX or Pop Ups See Figure 27 Web Filters Figure 27 Web Filters The Apply button will temporarily save these settings To make the change permanent you need to click on Save All Settings At the System Commands page under the TOOLS click on Save All ...

Page 39: ...site will be denied See Figure 28 URL Filtering Configuration Advertisements from websites like ads doubleclick net can be blocked by adding ads doubleclick net to the list of blocked keywords Access to undesirable websites related to pornography or gambling can also be blocked in this way Figure 28 URL Filtering Configuration The Apply button will temporarily save these settings To make the chang...

Page 40: ...st may belong to multiple host groups e Non group members may send UDP datagrams to the host group Multicasting is useful when data needs to be sent to more than one other device For instance if one device is responsible for acquiring data that many other devices need then multicasting is a natural fit Note that using multicasting as opposed to sending the same data to individual devices uses less...

Page 41: ...ree fields of the New Destination IP while the last field should be 0 The Subnet Mask identifies which portion of an IP address is the network portion and which portion is the host portion For a full Class C Subnet the Subnet Mask is 255 255 255 0 The Gateway IP address should be the IP address of the gateway device that allows for contact between the Gateway and the remote network or host The Hop...

Page 42: ... ADSL Router will only send out RIP information Selecting both means that the ADSL Router will incorporate received RIP information and send out updated RIP information The protocol is dependent upon the entire network Most networks support Rip v1 If RIP v1 is selected routing data will be sent in RIP v1 format If Rip V2 is selected routing data will be sent in RIP v2 format using subnet broadcast...

Page 43: ...ser s Guide Version 2 0 Page 43 57 December 2004 4 6 17 Show Routes The Sow Routes screen under ADVANCED allows to see both static and dynamic routes in the Router See Figure 32 Routing Table DSL Modem Figure 32 Routing Table DSL Modem ...

Page 44: ...the advanced security features click ADVANCED and configure the option under Access Control A page similar to the port forwarding page appears An IP address can be added to a rule All Access Control rules have precedence over rules that were added via the port forwarding page See Figure 33 Access Control Figure 33 Access Control 4 6 18 1 Enable Web from WAN Enabling the Web from WAN on your local ...

Page 45: ...tocol ICMP Ping will allow Echo requests to come into the gateway The gateway will respond with an ICMP Echo response message The option allows the DSL provider or ISP to determine the following a The status of the network b Tracking and isolating hardware and software problems c Testing measuring and managing networks The Apply button will temporarily save these settings To make the change perman...

Page 46: ...ture Disabling of the AP will prevent the wireless router from emitting any wireless signal Channel 6 is used as default but can be changed by the user It is possible to use the AP in either b or g mode or both After any changes to the Wireless Setup please click on Restart Access Point to allow the Wireless features to apply the changes Figure 34 Wireless Setup The Apply button will temporarily s...

Page 47: ...vanced configuration options are available in this window Figure 35 Wireless Configuration Figure 35 Wireless Configuration The Apply button will temporarily save these settings To make the change permanent you need to click on Save All Settings At the System Commands page under the TOOLS click on Save All ...

Page 48: ...WEP feature entering the WEP key values below is required Use 10 hexadecimal digits for 40 bit WEP encryption 26 hexadecimal digits for 128 bit WEP encryption and 52 hexadecimal digits for 256 bit WEP encryption Selecting 802 1X allows to authenticate users by means of a RADIUS server Selecting WPA enables to enter the WPA settings Figure 36 Wireless Security The Apply button will temporarily save...

Page 49: ...Web Interface User s Guide Version 2 0 Page 49 57 December 2004 4 7 4 Management The Wireless Management screen Figure 37 allows to define Access Lists Associated Stations and Multiple SSIDs Figure 37 Wireless Management ...

Page 50: ...e Log settings allows to enter the address of an external server s which can log router events at different severity levels 4 8 3 User Management You can change your ADSL Router s username and password by clicking on User Management From here you can change the login name and password You can also change the idle timeout you will need to log back onto the ADSL Router once the timeout expires If yo...

Page 51: ...TELINDUS 1132 1133 Web Interface User s Guide Version 2 0 Page 51 57 December 2004 Figure 38 Update Firmware ...

Page 52: ...nd the LAN side complete and you have the proper protocols configured you should be able to surf the Internet By default when you select ping test the ADSL Router will ping itself 3 times If this first Ping test does not pass the TCP IP protocol is not loaded for some reason you should restart the ADSL Router Figure 39 Ping test 4 8 6 Modem Test The Modem Test is used to check whether your ADSL Ro...

Page 53: ... DSL 4 9 2 Connection Status Select to view the Status of different connections 4 9 3 DHCP Clients Select to view the list of DHCP clients 4 9 4 Modem Status Select to view the Status and Statistics of your broadband DSL connection 4 9 5 Product Information You can display the ADSL Router s driver and run time information by going under Status title and click on Product Information Figure 40 illus...

Page 54: ... 2004 4 9 6 System Log You can display the ADSL Router s log by going under the Status title click System log From here you can view all logged information Depending upon the severity level this logged info will generate log reports to a remote host if remote logging is enabled ...

Page 55: ...ould be able to ping the ISPs network If you cannot PING the ISPs network make sure you are using the correct protocols with the correct VPI VCI values 9 Make sure NAT is enabled for your connection If NAT is disabled the ADSL Router will not route frames correctly except in Bridge connection 5 2 I can t connect to the ADSL Router 1 Check to see that the power LED is green and that the network cab...

Page 56: ...or every parallel phone line connected to telephone or fax to install with a micro filter Common Problems and Solutions 5 4 The DSL Link LED is always off 1 Make sure you have DSL service You should get some kind of information from your ISP that states that DSL service is installed You can usually tell if the service is installed by listening to the phone line you will hear some high pitched nois...

Page 57: ...pen to the Internet Suppose that you want to run a web server or a game server Normal servers like these are blocked from working by the NAT functionality The solution is to isolate the single local computer into a DMZ This makes the single computer look like it is directly on the Internet and others can access this machine Your machine isn t really directly connected to the Internet and it really...

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