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BR-6624 Load Balancing Router Manual.
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i T ABLE OF C ONTENTS 1: INTRODUCTION .............................................................................................................................. 1 Internet Features ..................................................................
WAN Status ..................................................................................................................... ............ 68 NAT Status ...............................................................................................
Page 1 1: Introduction Congratulations on the purchase of your new Load Balancer. The Load Balancer provides Shared Broadband Internet Access for all LAN users.
• Multiple IP Address Support If your ISP allocates you multiple IP addresses, these are also supported and you can “map” IP addresses to individual PCs if desired.
Other Features • 4-Port Switching Hub The Load Balancer incorporates a 4-port 10 /100BaseT switching hub, making it easy to create or extend your LAN. • DHCP Server Support D ynamic H ost C onfiguration P rotocol provides a dynamic IP address to PCs and other devices upon request.
Package Contents The following items should be included: • The Load Balancer Unit • Power Adapter • Quick Installation Guide • CD-ROM containing the on-line manual. If any of the above items are damaged or missing , please contact your dealer immediately.
Also, some Status and Error condit ions are indicated by combinations of LEDs, as shown below LED Action Condition WAN1 LINK/ACT & 10M/100M LEDs flash alternatively. Firmware Download in progress. WAN1 LINK/ACT & 10M/100M LEDs flash concurrently.
Rear Panel Figure 1-2: Rear Panel DC 5V Connect the supplied power adapter here. WAN 2 Connect the 2 nd Broadband Modem here, if available. Reset Button When pressed and released, The Load Balancer will reboot (restart) withi n 1 second. It resets to default over 3 seconds.
Figure 1-3: Windows TFTP utility • Enter the name of the firmware upgrade file on your PC, or click the "Browse" button to locate the file. • Enter the LAN IP address of The Load Balancer in the "Server IP" field. • Click "Download" to send the file to The Load Balancer.
Page 8 2: Basic Setup Overview Basic Setup of your Load Balancer involves the following steps: 1. Attach The Load Balancer to one (1) PC, and configure it for your LAN. 2. Install your Load Balancer in your LA N, and connect the Broadband Modem or Modems.
• You can and should set a password, using the following Admin Password screen. No Response ? • Is your PC using a Fixed IP address ? If so, you must configure your PC to use an IP address within the range 192.168.1.2 to 192.168.1.254, with a Network Mask of 255.
9. Select LAN & DHCP from the menu. You will see a screen like the example below. Figure 2-3: LAN & DHCP 10. Ensure these settings are suitable fo r your LAN: • The default settings are suitable for many situations. • See the following table for details of each setting.
Server setting must be Disabled , and the existing DHCP server must be set to provide the IP address of the Load Balancer as the Default Gateway . • LAN Any IP –By default is disabled. If you enable “LAN Any IP”, that means no matter what static IP address hold on the client (y our PC).
2. Installing The Load Ba lancer in your LAN Figure 2-4: Installation Diagram 1. Ensure The Load Balancer and the DSL/Cable modem are powered OFF. Leave the modem or modems connected to their data line. 2. Connect the Broadband modem or modems to The Load Balancer.
• For each PC connected to the LAN ports, the corresponding LAN LED (either 10 or 100 ) should be ON. 3. Configuring The Load Balancer for Internet Access Select Primary Setup from the menu, to see a screen like the example below. • Configure WAN 1 and/or WAN 2 as required.
Settings – Primary Setup Connection • Interface – Select which WAN (WAN1 or WAN2) to be setup. • Connection Mode Select the appropriate setting: • Enable – Select this if you have connected a broadband modem to this port. • Disable – Select this if there is no broadband modem connected to this port.
Optional • Host name – This is required by some ISPs. If your ISP provided a Host Name, enter it here. Otherwise, you can use the default value. • Domain name – This is required by some ISPs. If your ISP provided a Domain Name, enter it here. Otherwise, you can use the default value.
4: Configure PCs on your LAN Overview For each PC, the following may need to be configured: • TCP/IP network settings • Internet Access configuration TCP/IP Settings If using the default Load Balancer settings, and the default Windows 95/98/ME/2000/XP TCP/IP settings, no changes need to be made.
7. Select "Set up my connection manually" and click “ Next” . 8. Check "Connect using a broadband connection that is always on" and click Next .
• Set your Default Gateway to the IP Address of The Load Balancer. • Ensure your DNS (Name server) settings are correct. To act as a DHCP Client (recommended) The procedure below may vary according to your version of Linux and X -windows shell. 1.
Page 19 3: Advanced Port Setup Overview • Port Options contains some options, which can be set on either or both WAN ports. For most situations, the default values are satisfactory. • Load Balance screen is only functional if you are using both WAN ports.
Settings – Port Options Interface • WAN Ports – To select the WAN port for option settings • MTU –The largest amount of data that can be transferred across a given physical network. Ethernet limits transfers to 1500 octets of data. Normally, you should leave this value at its default value.
Transparent Bridge Option (for all interface) • Traffic Management – Strict binding: Traffic from bridge hosts (eg. transparent to WAN1) can only go through that a specified WAN (eg. WAN1) interface. Loose binding: Traffic from bridge hosts (eg. transparent to WAN1) can go through an alternative WAN (eg.
Load Balance This screen is only operational if using Internet connections on both WAN ports. Figure 3-2: Load Balance These settings are only functional if using both WAN ports. If using both WAN ports, these settings determine the proportion of traffic sent over each port.
Settings – Load Balance Load Balance Configuration • Enable – This will allow you enable or disable the load-balancing feature. • Load Balancing Base On – Select the desired option to measure the traffic load. 1. Bytes Tx + Rx : The link with the least number of bytes transmitted through the WAN port.
Advanced PPPoE The screen is required in order to use multiple PPPoE sessions on the same WAN port. It can also be used to manually co nnect or disconnect a PPPoE session.
Settings – Advanced PPPoE Select WAN Port & Session • Select WAN Port & PPPoE Session – Select the desired WAN port and PPPoE session from the pull-down menu and click the Select button. The screen will then show the data for the selected P ort/Session.
Advanced PPTP This screen is only useful if using the PPTP connection method. Figure 3-4: Advanced PPTP Settings – Advanced PPTP WAN Port Used if you choose PPTP on Static/Dynamic IP as your connection setup from primary setup.
PPTP Auto Dialup • Auto Dialup –To enable or disable auto dialup for a PPTP connection. If you decide not to use auto dialup or auto disconnect, then you have to connect/disconnect manually. • Disconnect After Idle –To decide the timeout for disconnecting when there is no traffic on the connection.
Page 28 4: Advanced Configuration Overview The following advanced features are provided. • Host IP Setup • Routing • Virtual Servers • Special Applications • Dynamic DNS • Multi DMZ • UpnP • NAT Setup • ARP Statp • Advanced Features This chapter contains details of the configuration and use of each of these features.
Figure 4-1: Host IP Setup Settings – Host IP Setup Host Network Identity This section identifies each Host (PC) • Host name – Enter a suitable name. Generally, you should use the "Hostname" (computer name) defined on the Host itself. • MAC Address – Also called Physical Address or Network Adapter Address .
Host Network Binding • Bind WAN port/Session – Select Enable if you wish to associate this PC with a particular PPPoE Session. All traffic for that PC will then use the selected PPPoE port and session. • Binding Method – Suppose your PC is bound to WAN1 port, now you are selecting “Strict Binding”.
Note: If there is an entry or entries in the Routing table with an Inde x of zero (0), these are System entries. You cannot modify or delete these entries. Settings – Routing Dynamic Routing • RIP v2 – RIP is a dynamic routing protocol which is used to direct traffic over the network.
Static Routing - Example Route r B (192. 168 .2. 90) (192. 168 .3. 70) Route r A Segme nt 0 Segme nt 2 Segme nt 1 (192. 168 .1. xx ) (192. 168 .2. xx ) (192.
For Router B's Default Route Destination IP Address 0.0.0.0 Network Mask 0.0.0.0 Gateway IP Address 192.168.2.80 Interface LAN Metric 3 Virtual Servers This feature allows you to make Servers on your LAN accessible to Internet users.
Connecting to the Virtual Servers Once configured, anyone on the Internet can connect to your Virtual Servers. They must use The Load Balancer's Internet IP Address (the IP Address allocated by your ISP). e.g. http://205.20. 45.34 ftp://205.20.4 5.
Settings – Virtual Server Virtual Server Configuration • Enable – To activate or deactivate the current entry. • Server Name – A unique name for identifying the virtual server. • Protocol – Select the protocol (either TCP or UDP) used by the server software.
Special Applications If you use Internet applications, which have non-standard connections or port numbers, you may find that they do not function correctly because they are blocked by the firewall in The Load Balancer . In this case, you can define the application as a "Sp ecial Application" in order to make it work.
Settings – Special Applications Special Application Configuration • Enable – Use this to Enable or Disable this Special Application as required. • Name – Enter a descriptive name to identify this Special Application. • Outgoing Protocol –Select the protocol used by this application, when sending data to the remote server or PC.
Dynamic DNS Dynamic DNS is very useful when combined with the Virtual Server feature. It allows Internet users to connect to your Virtual Servers using a URL, rather than an IP Address.
Settings – Dynamic DNS Dynamic DNS Service Use this to Enable/Disable the Dynamic DNS feature, and select the required service provider. • Disable – Dynamic DNS is not used. • TZO – Select this to use the TZO service (www.tzo.com). You must configure the TZO section of this screen.
Multi DMZ This feature allows each WAN port IP address to be associat ed with one (1) computer on your LAN. All outgoing traffic from that PC will be associated with that WAN port IP address.
Settings – Multi DMZ Multi DMZ Edit • Enable – To activate or deactivate the current DMZ entry. • WAN – The WAN (WAN1, WAN2) port applied to the current DMZ entry. • Name – To identify the current DMZ entry. • Public IP –The public IP (or PPPoE session) that the current DMZ entry is bound on.
UPnP With UPNP (Universal Plug & Play) function, it can easily setup and configure an entire network, enable discovery and control of networked devices and services. Figure 4-9: UPnP Settings – UPnP UPnP Option • UpnP (Univeral Plug & Play) can be enabled or disabled for automatic device configuration.
UpnP Port Mapping List You can set the dynamic port mappings to Internet gateway via UPnP on Windows XP. This will allow you make a connection between applicati ons and the defined device Page 43.
NAT NAT (Network Address Translation) is the technology which allows one (1) WAN (Internet) IP address to be used by many LAN users. Figure 4-10: NAT Settings – NAT NAT Configuration • NAT Routing –Enables or disables NAT routing by checking or un-checking the checkbox.
NAT Port Option • Non-Port-Translation –To keep the source port number unchanged for TCP/UDP sessions on the specified Port Range. Some special applicatio ns do not allow the source port number to be translated. • Port Range – The Source Port Number Range for TCP and UDP protocol.
ARP Status ARP (Address Resolution Protocol) – This is web page is regarding LAN & WAN ARP statistics and information, Figure 4-11: ARP Table Arp Statistics • Requests ( In / Out ) – The numbers of system ARP sent to requests. • Reply ( In / Out ) –The numbers of system ARP reply to.
Advanced Features • External Filters Configuration –To limit the packets passing through the device from WAN side to LAN side • DNS Loopback – If there is any domain in your private network you can setup the Domain Name & Private IP mapping table for DNS query.
Settings – Advanced Features External Filters Configuration • Block Selected ICMP Types –This acts as "master" switch. If checked, the selected packet types are blocked. Otherwise, they are accepted. DNS Loopback When you have some servers on LAN and their domain names have already registered on public DNS.
5: Security Management Overview • URL Filter It can block specific website by configure IP address, URL or Key words • Access filter You can block all Internet access or select blo ck well-known port or block user define ports by groups. • Session Limit It can eliminate users access Internet, and s end email alert to the ad ministrator.
Settings – URL Filter Access Group • Select Group – A group that current rule is applied for • URL Filter Type –The Filter type (Block/Allow) that current group is set to use. Block Internet Access: All the web page accesses will be blocked if the target is found in the packets.
Access Filter The network Administrator can use the Access Filter to gain fine control ov er the Internet access and applications available to LAN users. • Five (5) user groups are available, and each group can have different access rights. • All PCs (users) are in the Default group, unless assigned to another group on the Host IP screen.
Settings – Access Filter Access Group The Group that the current rule is applied for. To apply restrictions to everyone, sele ct the Default group. All users (Hosts) are in the default group unless moved to another group on the Host IP screen Filter Setting • No Filtering –To allow all Internet access by LAN users.
Session Limit This new feature allows to drop the new sessions from both WAN and LAN side. If the new sessions number are exceed the maximum sessions in a sampling time. Figure 5-3: Session Limit Session Limit Outgoing New Session • Session Limit – Check this to enable limiting sessions.
SysFilter Exception System Filter Exception Rules: Any unrecognized pa cket to the device itself will be rejected. If you want the device to accept the specific packets, you should build the corresponding e xception rules here.
6: QoS Configuration Overview The Load Balancer provides QoS, which supports the high quality of network service. Because it will classify outgoing pa ckets based on some policies defined by users, make some real-time applications to get better response or performance.
IP TOS ( Type of Service) Feature • Process TOS Field –An 8 bits field in the IP packet header designed to contain values indicating how each packet should be handle d in the network. If you choose "enable" then it will enable this function to process IP Type of Service field.
Data – Policy Confi guration. Policy Priority • Policy Name –The name of a policy which is used to classify the rece ived packets based on the following types for your memory. • Source/Destination Address, Port – Specify a packet based on source/destination address or port.
7: Management Assistant Overview The following advanced features are provided. • Admin Setup • Email Alert • SNMP • Syslog • Upgrade Firmware This chapter contains details of the configuration and use of each of these features.
Admin Setup The password screen allows you to assign a password to The Load Balancer, and enable /disa ble the remote access mechanism. Figure 7-1: Admin Password Enter the desired password, re-enter it in the Verify Password field, then save it.
• Enter "Admin" for the User Name . • Enter the password for The Load Balancer, as set on the Admin Password screen above. Admin. Setup Remote Access Configuration • Remote Upgrade – If enabled, you can use the supplied Windows utility to remotely upgrade the firmware.
Email Alert This feature will send an warning Email, inform system administrator that one of the WAN ports was disconnected. Email Alert – You can choose to enable or disable it to send a warning email. Email Sender Address – It is an email address, which will send the warning email.
Email Alert Configuration The purpose of email alert is in the event a WAN port is disconnected or mal-functions, it will send an email message to inform the recipient. • Email (SMTP) Server Address – The e-mail server address. (ex: mail.yourdomain.
Settings – SNMP System Information This is the system information which will identify this device. Community A relationship between a SNMP agent and a set of SNMP managers that defines authentication, access control and proxy characteristics. Trap Targets Up to three IP addresses can be entered.
Syslog This feature can send real time system information on the web page or to the specifie d PC. Syslog Configuration – Syslog Configuration allow you where to send system information to other machine or not. There are up to three machines you can choose to send your system log.
Syslog Confi gurati on Syslog Delivery • Sending Out – If checked, the device will send syslog messages to other machines (log servers). • Keep Sent Message – If checked, the sent messages will be kept on the device, otherwise they will be deleted • Syslog Servers – • IP Address: Up to 3 syslog servers can be used.
Figure 7-6: Firmware Upgrade Screen System configuration You can ba ckup your system configuration by press “save” button of Save System Configuration.
Restore Factory Defaults When the "Restore Factory Defaults" button on the upgrade Firmware screen above is clicked, the following screen is displayed. Figure 7-7: Restore Factory Defaults If the "Restore Default Value" button on this screen is clicked: • ALL of your settings will be erased.
Page 68 8: Operation and Status Operation Once both The Load Balancer and the PCs are configured, operation is automatic. However, there are some situations where additional Internet configuration may be required: Refer to Chapter 4 - Advanced Features for further details.
Data – System Stat us Interface Information • Connection Type – The type of connection used – DHCP, Fixed IP, PPPoE, or PPTP. • Connection Status – Current status – either "Connected" or "Not connected". • "Force Renew" button– Only available if using a dynamic IP address (DHCP).
Buttons • Refresh – Update the data on screen. • Restart – Restart (reboot) the Load Balancer. • Restore Factory Defaults – This will delete all existing settin gs, and restore the factory default settings. See below for details. WAN Status Use the WAN Status link on the main menu to view this screen.
Data – System Stat us NAT Statistics This section displays data for each WAN port. • Connection status – This will display either Connected or Not Connected . • Default Loading Share - The default traffic loading between the WAN ports. • Current Loading Share – The current traffic loading between the WAN ports.
Page 72 Appendix A Specifications Model Load Balancer Dimensions 245mm (W) x 137mm (D) x 30mm (H) Operating Temperature 0 ° C to 40 ° C Storage Temperature -10 ° C to 70 ° C Network Protocol: TCP/.
Appendix B Windows TCP/IP Setup Overview TCP/IP Settings If using the default Load Balancer setti ngs, and the default Windows 95/98/ME/2000 TCP/IP settings, no changes need to be made. • By default, The Load Balancer will act as a DHCP Server, automatically providing a suitable IP Address (and related information) to each PC when the PC boots.
Figure B-2: IP Address (Win 95) Ensure your TCP/IP settings are correct, as follows: Using DHCP To use DHCP, select the radio button Obtain an IP Address automatically . This is the default Windows settings. Restart your PC to ensure it obtains an IP Address from The Load Balancer.
• On the DNS Configuration tab, ensure Enable DNS is selected. If the DNS Server Search Order list is empty, enter the DNS address provided by your ISP in the fields beside the Add button, then click Add . Figure B-4: DNS Tab (Win 95/98) Checking TCP/IP Settings - Windows 2000: 1.
Figure B-6: TCP/IP Properties (Win 2000) 5. Ensure your TCP/IP settings are correct: Using DHCP To use DHCP, select the radio button Obtain an IP Address automatically . This is the default Windows settings. Restart your PC to ensure it obtains an IP Address from The Load Balancer.
Checking TCP/IP Settings - Windows XP: 1. Select Control Panel - Network Connection. 2. Right click the Local Area Connection and choose Properties . You should see a screen like the following: Figure B-7: Network Configura tion (Windows XP) 3. Select the TCP/IP protocol for your network card.
Figure B-8: TCP/IP Properties (Windows XP) 5. Ensure your TCP/IP settings are correct. Using DHCP To use DHCP, select the radio button obtain an IP Address automatically . This is t he default Windows settings. Restart your PC to ensure it obtains an IP Address from The Load Balancer.
Page 79 Appendix C Troubleshooting Overview This chapter covers some common problems that may be encountered while using The Load Balancer and some possible solutions to them. If you follow the suggested steps and The Load Balancer still does not function properly, contact your dealer for further advice.
Page 80 Solution 2: The Load Balancer processes the data passing through it, so it is not transparent. Use the Special Applications feature to allow the use of Internet applicatio ns which do not function correctly. If this does solve the problem you can use the DMZ function.
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