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5.8.3 DoS Defense

- Gateway Mode only -

This Broadband Router also provides with DoS (Denial of Service Defense)

function to protect your network servers, hosts, routers and other devices from
the attacking of villain using mass data transmission. The default value in
The display is the optimize parameter for Router.

DOS DEFENSE

Содержание V1103D

Страница 1: ...Load Balance Broadband Router User s Manual V1103D...

Страница 2: ...2 2 2 WAN Ports Broadband Router 2 2 1 Front Panel View 8 2 2 2 Real Panel View 8 2 2 3 LED Indicator 9 2 3 Broadband Router Features 2 3 1 Software Feature 9 2 3 2 Factory Default Value 11 2 3 3 How...

Страница 3: ...8 Access Control 5 8 1 Local IP Filtering Gateway Mode only 54 5 8 2 Remote IP Filtering Gateway Mode only 57 5 8 3 DoS Defense Gateway Mode only 57 5 9 Advance 5 9 1 Virtual Server Gateway Basic NAT...

Страница 4: ...APTER 6 HARDWARE LOAD DEFAULT 88 CHAPTER 7 ROUTER SPECIFICATION 89 CHAPTER 8 APPENDIX 8 1 TCP IP Protocol Port Number List 93 8 2 Configuration Examples EXAMPLE 1 LOAD BALANCE 94 EXAMPLE 2 LOAD BALANC...

Страница 5: ...ial applications such as FTP HTTP Mail and Telnet exclusive server on your LAN DMZ Demilitarized Zone function see this manual for details IP filtering and SPI Stateful Packet Inspection can ensure th...

Страница 6: ...6 CHAPTER 2 ROUTER INTRODUCTION 2 1 4 WAN Ports Broadband Router 2 1 1 Front Panel View 2 1 2 Real Panel View Default LAN DC INPUT FG DC 5V 2A WAN 4 2 1 3 LAN WAN 1 WAN 2 WAN 3 WAN 4 Broadband Router...

Страница 7: ...s such as Hub Switch via RJ45 cable Using a HUB Switch will allow more PC connecting to Broadband Router Default If Broadband Router occurs any system crash you may press this button to reload factory...

Страница 8: ...8 2 2 2 WAN Ports Broadband Router 2 2 1 Front Panel View 2 2 2 Real Panel View Default LAN DC INPUT FG DC 5V 2A WAN 2 1 LAN WAN 1 WAN 2 POWER ALARM Broadband Router...

Страница 9: ...nd Router occurs any system crash you may press this button to reload factory default value 2 2 3 LED Indicator LEDs Indication Off Disconnected or undetected Green Linked Green Flash Data Transmissio...

Страница 10: ...on will be disable 2 The purpose for this mode is to have high through put and NAT function both 3 Simple NAT function available 4 Act like a multi LAN port router Working Mode Function List Mode Func...

Страница 11: ...pe Dynamic IP WAN Configure Schedule V Bandwidth Usage Control V Configure LAN DHCP DHCP server V Static Route V Routing Table Dynamic Route V Local IP Filtering V Remote IP Filtering V Access Control...

Страница 12: ...select I _______________________________________________ Gateway Basic NAT Router ________I________________ _ I _ _I_ I I I I I Access Bandwidth Advance Advance Advance Control Control Local IP Filter...

Страница 13: ...cable Using a HUB SWITCH will allow more PC connecting to Broadband Router WAN ports are using to connect your ADSL or CABLE Modem to the broadband ISP For RJ45 cable type both WAN LAN port support au...

Страница 14: ...to ADSL CABLE Modem Ethernet port with the RJ45 cable 3 Connect the Router LAN port RJ45 modular jack to HUB SWITCH LAN port with the RJ45 cable 4 Connect PC LAN card port to HUB SWITCH LAN port 5 Con...

Страница 15: ...15 CHAPTER 4 PREPARE COMPUTER TCP IP ENVIRONMENT 4 1 Windows 95 98 ME 1 Select Control Panel from Start Settings 2 Double click Network icon...

Страница 16: ...16 3 Select TCP IP xxxx where xxxx is the name of network adapter you are using and then click Properties 4 Verify your IP Address option is at Obtain an IP address automatically...

Страница 17: ...17 5 Let your Gateway setting remain empty...

Страница 18: ...ion is at Disable DNS The Broadband Router will assign it automatically then click OK But also you may select Enable DNS then key in the value manually if you preferred 7 Select Run item from Start me...

Страница 19: ...new All to get the information about IP Address Subnet Mask and default Gateway that Broadband Router gained Then click OK 9 You must uncheck the Proxy server function before login the web configurati...

Страница 20: ...20 Internet Explorer Highlight Internet Explorer on desktop and then right click your mouse to select Properties Select LAN Settings in Connections tab...

Страница 21: ...21 Uncheck the check box of Proxy server and then click OK You may enable Proxy server function after logout if you need to use it...

Страница 22: ...22 Netscape Open Netscape and click the stop button Click Perferences from Edit pull down list Select Proxies from Advanced item Select Direct connection to the Internet and then click OK...

Страница 23: ...23 10 Type the default IP address 192 168 1 254 the address bar of the browser to open web configuration...

Страница 24: ...24 4 2 Windows 2000 XP 1 Select Control Panel from Start...

Страница 25: ...25 2 Double click Network Connections icon...

Страница 26: ...26 3 Choose the network adapter you are using and then right click mouse to select Properties...

Страница 27: ...IP address automatically and DNS server address automatically Then click OK 6 Key in ipconfig from Start All Programs Accessories Command Prompt to view the gained IP Address Subnet Mask and Default...

Страница 28: ...28 Internet Explorer Select Internet Explorer from Start and then right click your mouse to select Internet Properties Select LAN Settings in Connections tab...

Страница 29: ...29 Uncheck the check box of Proxy server and then click OK You may enable Proxy server function after logout the web configuration if you need to use it...

Страница 30: ...button Click Perferences from Edit pull down list Select Proxies from Advanced item Select Direct connection to the Internet and then click OK 8 Type the default IP address 192 168 1 254 the address...

Страница 31: ...FIGURE ROUTER 5 1 Administration 5 1 1 Log on Type the default IP address 192 168 1 254 in the address bar of the IE browser Then enter default User name and password The user name and password both a...

Страница 32: ...tus WAN Configure Configure LAN DHCP Routing Table Access Control Gateway Mode only Advance Administration Firmware Update Save Reset The various configuration menus are explained below Welcome Home P...

Страница 33: ...nd Retype Password in their respective fields and then click Ok the password will be changed to new one after re boot Password length can up to 30 alphanumeric characters with case sensitive WE SUGGES...

Страница 34: ...or latest configuration file Select Yes and then click Ok Router will restart automatically RESET BUTTO OPTION Load Default factory default value will be use after re boot Reset latest configuration f...

Страница 35: ...35 Reset Display...

Страница 36: ...ode Best 90M bps No No 1 Legal To Legal 4 No Basic NAT Mode 2 Good 48M bps Yes Yes 3 Legal To Illegal Yes 5 All NAT related function will be disable 6 The purpose for this mode is to have high through...

Страница 37: ...37 Configure Proxy V V Routing protocol V V V DOD PPPoE V V IP Binding V V Bandwidth Usage Control V V WORK MODE...

Страница 38: ...TABLE LAN Status Shows the information of MAC Address IP Address Subnet Mask and DHCP Status Enable Disable WAN Status Shows the information of MAC Address IP Address and Subnet Mask on each or all WA...

Страница 39: ...urrent Session TCP Session UDP Session ICMP Session Total Session Current Bandwidth Download Speed Upload Speed Accumulated packet happen in each WAN port Data Counter Usage of total packet send throu...

Страница 40: ...40 Remark A Packet starts accumulate from Router power on Click clear counter Counter reach upper limit number 4294967K will reset from 0 SYSTEM STATUS SYSTEM STATUS...

Страница 41: ...41 NAT Table list current user detail NAT data Refresh update data monitor table to display newest data Clear Counter reset Data Counter data to 0 re start accumulate SYSTEM STATUS...

Страница 42: ...you select on each WAN port 1 Dynamic IP usually connect to CABLE MODEM Obtain an IP address from ISP automatically Usually it s used to connect CABLE modem You won t need to assign IP Address the Br...

Страница 43: ...otherwise ROUTER will not work properly in Load Balance Traffic Mode Bandwidth Usage Control WAN Link Mode You can choose WAN port work mode with ADSL modem Auto Sense 10Mbps Half Duplex 10Mbps Full D...

Страница 44: ...if ISP requires for it Max Idle Time is using to disconnect the ADSL connection automatically after the idle period you define The unit is minute and the default is 0 This default value let Broadband...

Страница 45: ...45 PPPOE PPPOE...

Страница 46: ...sed DSL Type If you select Static IP Leased DSL you will need to input the IP Address Subnet Mask Primary DNS Secondary DNS and Gateway provided by your ISP The picture below is an example of static I...

Страница 47: ...bandwidth will be limit in certain Percentage This router provide 3 most often use protocol in the table Just fill in port number and usage for each application Protocol name of protocol data packet w...

Страница 48: ...ddresses are automatically and dynamically assigned when a station powers on You will need to indicate the range of DHCP server and DNS address if you enable DHCP server function You can also reserve...

Страница 49: ...49 CONFIGURE LAN DHCP CONFIGURE LAN DHCP...

Страница 50: ...50 CONFIGURE LAN DHCP...

Страница 51: ...enable the packets from domain A reach the destination in domain B via the gateway configured in Broadband Router Gateway Mode Router mode It will disable all the functions those are related to NAT s...

Страница 52: ...only has Basic NAT function Once you select Basic NAT mode all the additional function such as DoD Dial on Demand IP Filter DoS and so on will be disabled You may select Basic NAT mode to obtain high...

Страница 53: ...d in communication between routers is RIP 1 2 Routing Information Protocol RIP1 supports only broadcast mode while RIP2 supports broadcast and multicast mode ROUNTING TABLE 5 7 2 Current Routing Table...

Страница 54: ...lay Reservations IP function by using this function user can have dedicated IP address match to their computer NIC MAC address There are ten items in this function You can allow or restrict specific I...

Страница 55: ...55 LOCAL IP FILTERING Note Port and IP address can accept digits 0 9 and only...

Страница 56: ...UDP SYSLOG 514 UDP TFTP 69 UDP TALK 517 518 TCP GOTHER 70 UDP RIP 520 TCP FINGER 79 TCP AFPOWERTCP 548 TCP HTTP 80 TCP Net Meeting 1503 1702 TCP POP3 110 TCP L2TP 1701 UDP NFS 111 TCP PPTP 1723 TCP NN...

Страница 57: ...dband Router provides you to do accessed restriction for users You may restrict some destination IP address that are not allow to reach IP Address destination IP address that prohibit users to reach E...

Страница 58: ...lso provides with DoS Denial of Service Defense function to protect your network servers hosts routers and other devices from the attacking of villain using mass data transmission The default value in...

Страница 59: ...59 DOS DEFENSE...

Страница 60: ...mes default value in one second Broadband Router will close this address and port for 5 minutes default value temporarily TCP SYN Flooding LAN When an IP in LAN of Broadband Router tries to send TCP S...

Страница 61: ...y internal server port number Local IP local server IP address For multi wan port router no matter data packet coming in from which WAN port WAN IP address router will check incoming data port number...

Страница 62: ...0 Broadband Router will send the data of FTP protocol to the server of 192 168 1 10 If users use telnet software to connect to203 74 94 30 they will connect to the server of 192 168 1 11 If users key...

Страница 63: ...to the DMZ is allowed Internet users can have access to host servers configured in DMZ Host list but no access to the LAN unless special filter rules allowing access were configured by the administrat...

Страница 64: ...example several DMZ Hosts if you own several legal IPs you can assign which legal IP correspond to which IP on your LAN This assignment will let most protocol to access the assigned IP on the LAN DMZ...

Страница 65: ...t storm in single IP domain Broadband router can check each packet with DoS function enable LAN IP separated LAN IP domain Subnet Mask mask for IP domain WAN IP specific WAN IP address that match to L...

Страница 66: ...same 1 1 bandwidth rate Weight round robin Configure the WAN ports bandwidth rate manually Traffic Router will find the lowest loading WAN port to transmit and receive data automatically Session mode...

Страница 67: ...session from users to each WAN port following the Rate that you assign in each WAN port The session number in each WAN can be numbered from 1 to 100 The suggest number is under 1 10 if rate is 1 1 for...

Страница 68: ...68 Traffic Mode Router will find the lowest loading WAN port to transmit and receive data automatically LOAD BALANCE...

Страница 69: ...rough dedicate WAN port it can not have load balance function But the other server that are not show in the list will have load balance function as this router provided IP Address destination server I...

Страница 70: ...70 IP BINDING...

Страница 71: ...ate the WAN IP address to DDNS s database once a WAN port was connected to Internet if DDNS function is enabled And the users in Internet can find out the Broadband Router via this domain name User Na...

Страница 72: ...This function work together with Mail Alert function if there have Proxy Server in your local LAN please fill in necessary Proxy information in this display Some environment needs to fill in Proxy inf...

Страница 73: ...hen condition happen 50 times The router will send 50 log message together to Receiver Example 2 When log record is 1 means when each condition happen The router will send log message to Receiver ever...

Страница 74: ...74 MAIL ALERT MAIL ALERT...

Страница 75: ...ich Mean Time after connected to Internet You need to indicate the local time so that the system could show the correct time For example Taiwan s local time is GMT 8 hours Select Automatic adjust cloc...

Страница 76: ...og Show all the records after Broadband Router Power on such as WAN port up down WAN IP address the obtained time DDNS current corresponding WAN IP address and so forth You can also save these data to...

Страница 77: ...ddress of a network card you may use MAC Address Clone to duplicate the MAC address to the Mac address in each WAN port Remove all Ethernet cable on Broadband Router LAN port except for the PC you wan...

Страница 78: ...78 MAC ADDRESS CLONE MAC ADDRESS CLONE...

Страница 79: ...79 MAC ADDRESS CLONE Click Ok to proceeding MAC Address Cloning MAC ADDRESS CLONE...

Страница 80: ...80 You need to reboot your Broadband Router after finished cloning to make new MAC address takes effects MAC ADDRESS CLONE...

Страница 81: ...mware of your Broadband Router Follow the procedure to update your firmware after downloaded the new code Method 1 Run a TFTP server program such as TFTPD32 TFTPD32 is a shareware and you may download...

Страница 82: ...82 FIRMWARE UPDATE...

Страница 83: ...ame and File Name in the new folder fields of Firmware Update window and then click Ok FIRMWARE UPDATE You will see the updating processing After finishing update procedure you must reboot Broadband R...

Страница 84: ...84 FIRMWARE UPDATE...

Страница 85: ...ile with exe extension file name you downloaded Here we take v105 exe as the example of new version file FIRMWARE UPDATE Click Search to find the IP of Broadband Router FIRMWARE UPDATE The IP address...

Страница 86: ...86 FIRMWARE UPDATE...

Страница 87: ...ave the configuration changes that have been made to the Broadband Router you must save them to the Broadband Router s Flash memory If you do not save the changes the configuration settings will be lo...

Страница 88: ...actory default settings for the device Please be careful Do not press the Default button unless you want to clear the current data 1 Plug in the power code and then press on the Default button 2 secon...

Страница 89: ...s SDRAM 16M bytes TMH141 TMH121 Indicator 5 LEDs LAN WAN1 WAN2 WAN3 WAN4 LAN WAN1 WAN2 POWER ALARM Reset Switch Push to load factory default value Power DC 5V 2 8A External Switching Power Adapter wit...

Страница 90: ...pecific dedicated destination IP address through dedicated WAN port Firewall DoS Denial of Service protection include Active ports scan TCP SYNC flood ICMP flood IP source route option detection IP sp...

Страница 91: ...each WAN port Connect Disconnect automatically IP Binding specific destination IP address through dedicated WAN port Bandwidth Control QoS Dynamic allocate bandwidth for each user Limit individual us...

Страница 92: ...92 ESD 4 KV Certification CE FCC Ordering Information TMH121 2 WAN 1 LAN Router TMH141 4 WAN 1 LAN Router...

Страница 93: ...5 TCP RLOGIN 513 UDP DNS 53 UDP SYSLOG 514 UDP TFTP 69 UDP TALK 517 518 TCP GOTHER 70 UDP RIP 520 TCP FINGER 79 TCP AFPOWERTCP 548 TCP HTTP 80 TCP Net Meeting 1503 1702 TCP POP3 110 TCP L2TP 1701 UDP...

Страница 94: ...O Gateway 3 and 4 Settings Connecting Method SOHO Gateway ISDN TA ISP Internet LAN IP WAN IP Upload Download Stream bps SOHO Gateway 3 192 168 13 254 203 74 94 30 128K 128K SOHO Gateway 4 192 168 14 2...

Страница 95: ...records of where you came from would be WAN1 s IP twice WAN2 s IP three times WAN3 s IP and WAN4 s IP both one time Traffic Mode In Traffic mode Using the Flashget software to download data for an FTP...

Страница 96: ...12 254 WAN 3 192 168 13 12 192 168 13 254 WAN 4 192 168 14 12 192 168 14 254 Gateway 1 Gateway 2 Gateway 3 and 4 Settings Connecting Method Broadband Router ADSL Modem ISDN TA ISP Internet Broadband...

Страница 97: ...ver Execute the Telnet function to connect to a BBS Bulletin Board System after all the Internet access is done Login the BBS seven times via identical ID at the same time The IP records of where you...

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