D-Link DSL-2751 User Manual Download

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Section 3 - Configuration

D-Link DSL-2751 User Manual

Mixed 802.11n, 802.11g and 802.11b

which means DSL-2751 will detect

the clients to use 802.11n, 802.11g or 802.11b to synchronize.

Channel Width

, Choose 20MHz or Auto 20/40MHz to decide the

Transmission Rate.

Transmission Rate

, suggest keeping the Best (automatic) selection.

If you only use the Transmission rate of the 20MHz, please refer to the
right picture.

MANRATE

HT20/GI=0

HT40/GI=0

HT40/GI=1

MCS 0

0x80

6.5Mbps

13.5Mbps

MCS 1

0x81

13Mbps

27Mbps

MCS 2

0x82

19.5Mbps

40.5Mbps

MCS 3

0x83

26Mbps

54Mbps

MCS 4

0x84

39Mbps

81Mbps

MCS 5

0x85

52Mbps

108Mbps

MCS 6

0X86

58.5Mbps

121.5Mbps

MCS 7

0x87

65Mbps

135Mbps

150Mbps

MCS 8

0x88

13Mbps

27Mbps

MCS 9

0x89

26Mbps

54Mbps

MCS 10

0x8a

39Mbps

81Mbps

MCS 11

0x8b

52Mbps

108Mbps

MCS 12

0x8c

78Mbps

162Mbps

MCS 13

0x8d

104Mbps

216Mbps

MCS 14

0x8e

117Mbps

243Mbps

MCS 15

0x8f

130Mbps

270Mbps

300Mbps

Summary of Contents for DSL-2751

Page 1: ...Table of Content D Link DSL 2751 User Manual 1 ...

Page 2: ...USB SETUP 51 ADVANCED 57 PORT FORWARDING 57 APPLICATION RULES CONFIGURATION 59 QOS SETUP 60 OUTBOUND FILTER 62 INBOUND FILTER 63 WIRELESS FILTER 65 DNS SETUP 66 FIREWALL DMZ 68 ADVANCED INTERNET 70 ADVANCED WIRELESS 71 ADVANCED LAN 72 PORT MAPPING 73 SNMP SETUP 75 REMOTE MANAGEMENT 76 ROUTING SETUP 77 WI FI PROTECTED SETUP 79 IPV6 FIREWALL 80 IPV6 ROUTING 82 BUDGET QUOTA 83 LOGOUT 84 MAINTENANCE 8...

Page 3: ...dapter CD ROM with Installation Wizard User Manual and Special Offers One twisted pair telephone cable used for ADSL connection One straight through Ethernet cable One Quick Installation Guide Note Using a power supply with a different voltage rating than the one included with the DSL 2751 will cause damage and void the warranty for this product ...

Page 4: ...1 ADSL Internet service Computer with 200MHz Processor 64MB Memory CD ROM Drive Ethernet Adapter with TCP IP Protocol Installed Windows win7 vista XP 2000z MAC OS Internet Explorer v6 or later FireFox v1 5 2 D Link Click s Connect Utility Computer with Windows win7 vista XP 2000 ...

Page 5: ...ble significantly improved reception It supports WPA WPA2 and WEP for flexible user access security and data encryption methods FIREWALL PROTECTION QoS Security features prevents unauthorized access to the home and office network be it from the wireless devices or from the Internet The router provides firewall security using Stateful Packet Inspection SPI and hacker attack logging for Denial of Se...

Page 6: ... of ATM data cells This function helps to establish the Quality of Service for ATM data transfer High Performance Very high rates of data transfer are possible with the Router Up to 24Mbps downstream bit rate using the G dmt standard For ADSL2 Full Network Management The DSL 2751 incorporates SNMP Simple Network Management Protocol support for web based management and text based network management...

Page 7: ...ff the Router Ethernet ports Use the Ethernet ports to connect the Router to your Ethernet LAN or Ethernet devices ADSL port Use the ADSL cable to connect to the your telephone line RJ 11 port Reset button To manually reset depress button with the power on for between ten and fifteen seconds Wireless On Off switch button Please press and hold on for 3 seconds to turn on turn off USB port Use the U...

Page 8: ...onnection This will light after the ADSL negotiation process has been settled A blinking green light indicates activity on the WAN ADSL interface LAN A solid green light indicates a valid link on startup These lights blink when there is activity currently passing through the Ethernet port Internet Steady green light indicates a successful Internet connection Steady red light indicates failed Inter...

Page 9: ...f the router is very important Do not place the router in an enclosed area such as a closet cabinet or in the attic or garage Before you Begin Please read and make sure you understand all the prerequisites for proper installation of your new Router Have all the necessary information and equipment on hand before beginning the installation ...

Page 10: ...751 uses an HTML based web interface for setup and management The web configuration manager may be accessed using any operating system capable of running web browser software including Windows 98 SE Windows ME Windows 2000 and Windows XP Web Browser Any common web browser can be used to configure the Router using the web configuration management software The program is designed to work best with m...

Page 11: ...Additional software must be installed if you are using the device a simple bridge For a bridged connection the information needed to make and maintain the Internet connection is stored on another computer or gateway device not in the Router itself If your ADSL service is delivered through a PPPoE or PPPoA connection the information needed to establish and maintain the Internet connection can be st...

Page 12: ... PPPoE LLC PPPoA LLC or PPPoA VC Mux Bridge Mode 1483 Bridged IP LLC or 1483 Bridged IP VC Mux IPoA MER Static IP Address Bridged IP LLC 1483 Bridged IP VC Mux 1483 Routed IP LLC 1483 Routed IP VC Mux or IPoA MER Dynamic IP Address 1483 Bridged IP LLC or 1483 Bridged IP VC Mux Modulation Type ADSL uses various standardized modulation techniques to transmit data over the allotted signal frequencies...

Page 13: ...r ADSL service provider for the additional connections This setting can be changed in the WAN Settings window of the web management interface VCI Most users will not be required to change this setting The Virtual Channel Identifier VCI used in conjunction with the VPI to identify the data path between your ADSL service provider s network and your computer If you are setting up the Router for multi...

Page 14: ...ent interface The default Password is admin The user may change this LAN IP addresses for the DSL 2751 This is the IP address you will enter into the Address field of your web browser to access the Router s configuration graphical user interface GUI using a web browser The default IP address is 192 168 1 1 This may be changed to suit any IP address scheme the user desires This address will be the ...

Page 15: ...r This means that it can assign an IP address subnet mask and a default gateway address to computers on your LAN The default range of IP addresses the DSL 2751 will assign are from 192 168 1 2 to 192 168 1 254 Your computer or computers needs to be configured to Obtain an IP address automatically that is they need to be configured as DHCP clients It is recommended that your collect and record this...

Page 16: ...5 feet thick 5 meters at a 45 degree angle appears to be almost 3 feet 1 meter thick At a 2 degree angle it looks over 42 feet 14 meters thick Position devices so that the signal will travel straight through a wall or ceiling instead of at an angle for better reception 3 Building Materials make a difference A solid metal door or aluminum studs may have a negative effect on range Try to position ac...

Page 17: ...pliance observe common sense safety procedures The Router can be placed on a shelf desktop or other stable platform If possible you should be able to see the LED indicators on the front if you need to view them for troubleshooting Power on Router The Router must be used with the power adapter included with the device 1 Insert the AC Power Adapter cord into the power receptacle located on the rear ...

Page 18: ...ncluded with the device or given to you by your service provider The ADSL connection represents the WAN interface the connection to the Internet It is the physical link to the service provider s network backbone and ultimately to the Internet Connect Router to Ethernet The Router may be connected to a single computer or Ethernet device through the 10BASE TX Ethernet port on the rear panel Any conn...

Page 19: ...t through cable as shown in this diagram If you wish to reserve the uplink port on the switch or hub for another device connect to any on the other MDI X ports 1x 2x etc with a crossed cable Computer to Router Connection You can connect the Router directly to a 10 100BASE TX Ethernet adapter card NIC installed on a PC using the Ethernet cable provided as shown in this diagram ...

Page 20: ...ed and can be accessed using a web browser The easiest way to make sure your computer has the correct IP settings is to configure it to use the DHCP server in the Router The next section describes how to change the IP configuration for a computer running a Windows operating system to be a DHCP client To access the configuration utility open a web browser such as Internet Explorer and enter the IP ...

Page 21: ...d monitor the Router including how to change IP settings and DHCP server setup INTERNET SETUP To access the INTERNET SETUP WAN settings window click on the INTERNET Setup button in the SETUP directory in this page INTERFACE SETUP ADSL INTERFACE Click on the Setup button if you want to configure ADSL Interface Configuration ETH INTERFACE Click on the Setup button if you want to configure ETH Interf...

Page 22: ...ernet connection manually or you can click on Setup Wizard button to configuring router step by step MANUAL ADSL CONNECTION SETUP Please select the connection type for your internet connection If your Internet service supported IPv6 you can click Enable IPv6 for this service to setup IPv6 in this connection ...

Page 23: ...ux in drop down menu You can use Static IPv4 Address check box and type Static IP Set MTU value which you want but should be less than 1492 PPP IP Extension Router passes the obtained IP address to the local PC and acts as a bridge only modem DNS AND DEFAULT GATEWAY Select Obtain DNS server address automatically to get DNS from your ISP Or Select Use the following DNS server addresses to type the ...

Page 24: ...the Preferred DNS server and Alternate DNS server Select Default IPv6 Gateway Interface in drop down menu Set VPI VCI enable the Enable NAT Enable the Enable Firewall when you want to have the basic filter function for example ICMP ping to DSL 2751 Enable the Enable IGMP Multicast Proxy to send IGMP query packets to the IPTV clients Enable VLAN and type the VLAN ID 0 4095 which your ISP assigns Cl...

Page 25: ...GATEWAY Select Obtain IPv6 DNS server address automatically to get DNS from your ISP Or Select Use the following IPv6 DNS server addresses to type the DNS IPs in the Preferred DNS server and Alternate DNS server Select Default IPv6 Gateway Interface in drop down menu Set VPI VCI enable the Enable NAT Enable the Enable Firewall when you want to have the basic filter function for example ICMP ping t...

Page 26: ...Internet Service Provider ISP STATIC IPv6 ADDRESS INTERNET CONNECTION TYPE Type WAN IPv6 Address Prefix Length and WAN Next Hop IPv6 Address These information should be provided from your Internet Service Provider ISP DNS AND DEFAULT GATEWAY Select Obtain DNS server address automatically to get DNS from your ISP Or Select Use the following DNS server addresses to type the DNS IP in the Preferred D...

Page 27: ...nable NAT Enable the Enable Firewall when you want to have the basic filter function for example ICMP ping to DSL 2751 Enable the Enable IGMP Multicast Proxy to send IGMP query packets to the IPTV clients Enable VLAN and type the VLAN ID 0 4095 which your ISP assigns Click on the Apply button to apply setting For BRIDGE CONNECTION TYPE Select Service Category Encapsulation Mode in drop down menu C...

Page 28: ...ink DSL 2751 User Manual 28 ETHNET WAN SETUP ETHNET WAN PORT SELECTION Select a Ethernet LAN port to be the WAN port in drop down menu MANUAL ETH WAN CONNECTION SETUP This section setup as pre MANUAL ADSL CONNECTION SETUP section ...

Page 29: ...onnection in an easy way It will use Web based Wizard to assist you in connecting to your new D Link Systems Wireless Router Note Before launching the wizard please make sure you have followed all steps outlined in the Quick Installation Guide included in the package Click on the Add Wireless Device with WPS button This wizard is designed to assist you in connecting your wireless device to your ro...

Page 30: ...f the default SSID is changed all other devices on the wireless network must also use the same SSID Manually assign a network key You can also set it manually if you do not prefer the key we generate Type a string 8 63 characters such as a z A Z or 0 9 on the Pre Shared key Click Next button to go to the next page Click Cancel button to return to the main menu of Wireless Setup page Check your wir...

Page 31: ...anually Click Next button to go to the next page Click Cancel button to return to the main menu of Wireless Setup page Add Wireless Device with WPS Automatically This page allows you to select PIN or PBC to use WPS method PIN Enter the PIN code from your wireless device and click the below Connect button to start the handshaking PBC Please press the Connect button and hold on for 3 seconds on your...

Page 32: ...ion for the SSID Wireless Security Mode and the Network key and allow you to modify the current setting if you select Auto in the previous page you won t see this page and please refer to next column Please type network name on the Network Name SSID Please type network key on the Network Key Click OK button to process the next page Add Wireless Device with WPS WI FI PROTECTED SETUP Finally it will...

Page 33: ... all other devices on the wireless network must also use the same SSID Enable Auto Channel Scan so that the router can select the best possible channel for your wireless network to operate on The Wireless Channel can let you select the channel of your access point Channel availability is different for different countries due to their regulation Select 802 11 Mode to operate in b g n mode Or select...

Page 34: ...te of the 20MHz please refer to the right picture MANRATE HT20 GI 0 HT40 GI 0 HT40 GI 1 MCS 0 0x80 6 5Mbps 13 5Mbps X MCS 1 0x81 13Mbps 27Mbps X MCS 2 0x82 19 5Mbps 40 5Mbps X MCS 3 0x83 26Mbps 54Mbps X MCS 4 0x84 39Mbps 81Mbps X MCS 5 0x85 52Mbps 108Mbps X MCS 6 0X86 58 5Mbps 121 5Mbps X MCS 7 0x87 65Mbps 135Mbps 150Mbps MCS 8 0x88 13Mbps 27Mbps X MCS 9 0x89 26Mbps 54Mbps X MCS 10 0x8a 39Mbps 81M...

Page 35: ...f you want to show its SSID WIRELESS SECURITY Mode To protect your privacy you can configure wireless security features This device supports three wireless security modes including WEP WPA WPA2 Auto WPA or WPA2 WEP is the original wireless encryption standard WPA provides a higher level of security WPA Personal does not require an authentication server The WPA Enterprise option requires an externa...

Page 36: ...f the predefined keys The router offers 64 or 128 bit encryption with four keys available Select WEP Key Length from the drop down menu 128 bit is stronger than 64 bit Specify the encryption key from the Current Network Key drop down menu Enter the key into the WEP Key field 1 4 Key length is outlined at the bottom of the window Select Authentication type from the drop down menu Shared is better t...

Page 37: ...e client supports will be used For best security use WPA2 mode This mode uses AES CCMP cipher and legacy stations are not allowed access with WPA security For maximum compatibility use WPA This mode uses TKIP cipher Some gaming and legacy devices work only in this mode Choose WPA WPA2 Auto WPA or WPA2 on the WPA Mode Type the value seconds on the Group Key Update Interval The default value is 1800...

Page 38: ... experts now recommend that wireless networks use 802 1X security measures to overcome some weaknesses in standard WEP applications A RADIUS server is used to authenticate all potential users Enter your RADIUS server data IP Address Port and Key Click on the Apply Settings button to apply settings ...

Page 39: ...tically if you change the IP address of the Router To access the Local Network setting window click on the Local Network button in the SETUP tab ROUTER SETTINGS To change the Router IP Address or Subnet Mask type in the desired values DHCP SERVER SETTINGS OPTIONAL The Enable DHCP Server is selected by default for the Router s Ethernet LAN interface Set the DHCP IP Address Range and the default is ...

Page 40: ... the device Clicking on the Copy Your PC s MAC Address button to copy the MAC address from the PC you are currently browsing this device management web page Click on the Apply button to save the new created DHCP Reservation entry DHCP RESERVATIONS LIST After saved the DHCP reservation the DHCP RESERVATIONS LIST will list the configuration The NUMBER OF DYNAMIC DHCP CLIENTS shows amount of DHCP cli...

Page 41: ... maintain the correct time on the internal system clock From this section you can set the time zone that you are in and set the NTP Network Time Protocol Server Daylight Saving can also be configured to automatically adjust the time when needed To access the TIME setting window click on the Time and Date button in the SETUP tab ...

Page 42: ...to use the daylight saving just choose the Enable Daylight Saving Daylight saving is a period from late Spring to early Fall Set how many hours to change the time for Daylight saving Offset Configure Daylight Saving Dates Daylight Saving time starts in the most parts of the United States on the second Sunday of March Each time zone in the United States starts Daylight Saving time at 2 A M Thus in ...

Page 43: ...in the United States must use Daylight Saving time at 2 00 A M Thus in the United States you must set November First Sunday at 2 00 A M Daylight Saving time ends in the European Union on the Last Sunday of October For instance in Germany you must type 2 because Germany s time zone is 1 hour ahead of GMT GMT 1 Thus in Germany you must use March Last Sunday at 1 00 A M SET THE DATE AND TIME MANAULLY...

Page 44: ...o Router are allowed to access the Internet To access PARENTAL CONTROL setting windows click on the PARENTAL CONTROL button in the SETUP tab BLOCK WEBSITES SCHEDULING To type the Website URL which you want to block To specify Blocked Days as All Week or specific Days To specify Blocked Hour All DAY 24hrs or specific Start Time to End Time Click on the Block Website button to add web site block rul...

Page 45: ...Pv6 setting window click on the IPv6 button in the SETUP tab Manual IPv6 Internet Connection Setup Use this section to configure your IPv6 Connection type If you are unsure of your connection method please contact your Internet Service Provider IPv6 INTERFACE Choose the IPv6 Interface in the drop down menu IPv6 CONNECTION TYPE Choose the IPv6 internet connection type from the drop down menu Link l...

Page 46: ...ng IPv6 Connection Type Static IPv6 WAN IPv6 ADDRESS SETTINGS You can check Use Link Local Address box to Link local only or type the WAN IPv6 Address and Subnet Prefix Length Type Default Gateway Primary IPv6 DNS server and Secondary IPv6 DNS server These information provided by your Internet Service Provider ISP LAN IPv6 ADDRESS SETTINGS Configure the internal network settings of your router You...

Page 47: ...need type the IPv6 Address Range Start and End IPv6 Connection Type Autoconfiguration SLAAC DHCPv6 IPv6 DNS SETTING Choose Obtain IPv6 DNS servers automatically or type Primary IPv6 DNS server and Secondary IPv6 DNS server LAN IPv6 ADDRESS SETTINGS Enable DHCP PD to used Prefix Delegation assigned IPv6 Prefix Or you can change the LAN IPv6 Address ADDRESS AUTOCONFIGURATION SETTINGS SLAAC Stateless...

Page 48: ...Section 3 Configuration D Link DSL 2751 User Manual 48 Stateful DHCP to set computers on Router network obtained IPv6 address by Stateful DHCP you need type the IPv6 Address Range Start and End ...

Page 49: ...sarily Reconnect Mode set to Always on set MTU value which you want but should be less than 1492 on the MTU These information provided by your Internet Service Provider ISP IPv6 DNS SETTING Choose Obtain IPv6 DNS servers automatically or type Primary IPv6 DNS server and Secondary IPv6 DNS server LAN IPv6 ADDRESS SETTINGS Enable DHCP PD to use Prefix Delegation assigned IPv6 Prefix Or you can chang...

Page 50: ... DHCP to set computers on Router network obtained IPv6 address by Stateful DHCP you need type the IPv6 Address Range Start and End IPv6 Connection Type DS Lite Choose DS Lite DHCPv6 Option If you choose Manual Configuration need type the AFTR IPv6 Address Type B4 IPv4 Address if necessarily Type WAN IPv6 Address and IPv6 WAN Default Gateway ...

Page 51: ...USB SETUP button in the SETUP tab USB NETWORK PRINTER SERVER Both SharePort and onboard Print Server allow you to share your USB printer as network printer server to all the connected local hosts Note Onboard printer is the 1st printer server solution which DOES NOT require users installs any extra client utility in the computer SharePort is another USB printer server which requires users install ...

Page 52: ...ard printer server please press setup button in USB SETUP window enter the server configuration page Tick Enable on board print server to enable the on board printer server To give the network printer server a meaningful name by typing in the Printer name and which must be exactly the same as configured in the local hosts while setting up a network printer Note Please write down your configuration...

Page 53: ...Windows by referring the example beside On Board Network Printer URL Syntax Please fill up the Network Printer URL according to the following example and replace the printer_name with the printer name you given over on board printer server configuration page http 192 168 1 1 631 printers printer_name USB STORAGE FILE SERVER USB Storage Server allows you to share your USB storage device to all the ...

Page 54: ...d press Status Refresh button to refresh the status Press Safely Remove Device button to safely remove device SAMBA FILE SERVER Enable SAMBA FILE SERVER to configure USB Storage Device as a SAMBA File server Setup the Server Name Server Description and Group Name of file server You can remote access when the Remote Access was hooked You can check Add Edit and Delete the user in the SAMBA FILE SERV...

Page 55: ... when the Remote Access was hooked You can check Add Edit and Delete the user in the FTP SERVER USER PROFILE WEB FILE SERVER Tick Enable Web Server to configure USB Storage Device as a web based file server Click the Browse to choose a folder for Path and type Port Number of WEB file server You can remote access when the Remote Access was hooked 3G USB MODEM SETUP Click Setup button in 3G USB MODE...

Page 56: ...Section 3 Configuration D Link DSL 2751 User Manual 56 Enable the Enable 3G USB Modem Type the PIN Code Telephone Number known the dial up phone number and APN which provide by your 3G ISP ...

Page 57: ... your network WAN to LAN traffic The Port Forwarding function allows remote users to access services on your LAN such as FTP for file transfers or SMTP and POP3 for e mail The DSL 2751 will accept remote requests for these services at your Global IP Address using the specified TCP or UDP protocol and port number and then redirect these requests to the server on your LAN with the LAN IP address you...

Page 58: ...ication Select a name from the Computer Name drop down menu or type an IP address in the IP address input box to appoint the PC to receive the forwarded packets The External Port shows the ports opened for remote users in the WAN side of the router The TCP UDP means the protocol type of the opened ports The Internal Port shows the ports opened in the PC with the appointed IP Address The TCP UDP me...

Page 59: ...CATION RULES setting windows click on the APPLICATION RULES button in the ADVANCED tab APPLICATION RULES Select a name from the Application Name drop down menu for a pre configured application or type a name in the Name input box to define your own application It will appear the Trigger and Firewall ports after you choose the application name by the drop down menu Choose the Use Interface and clic...

Page 60: ...ine the service ports For example VoIP RTP is from 700 Start Port to 900 End Port H 323 is 1720 FTP is from 20 Start Port to 21 End Port MSN massager is from 1863 Start Port to 1864 End Port WIRELESS QOS SETUP You can choose Enable or Disable to decide if the data has the WMM on the WMM Wi Fi Multimedia WMM No Acknowledge means that the receiver doesn t have to send back the Acknowledge packet ADV...

Page 61: ...ination IP Range Set the Source Port Range and the Destination Port Range Click the Add Apply button to add the policy to the list LAN QOS RULES CONFIGURATION Type the policy name on the Name set the priority value on the Priority Select the Protocol ANY ICMP TCP and UDP Set the Source IP Range and the Destination IP Range Set the Source Port Range and the Destination Port Range Click the Add Appl...

Page 62: ...the OUTBOUND FILTER settings window click on the OUTBOUND FILTER button in the ADVANCED tab ADD OUTBOUND IP FILTER Type the filter name on the Filter Name Choose ICMP TCP UDP TCP or UDP on the Protocol Type Source IP address Source Subnet Mask and Source Port port or port port means from which port to which port Type Destination IP address Destination Subnet Mask and Destination Port port or port ...

Page 63: ... The Inbound Filter allows you to create a filter rule to filter incoming IP traffic by specifying a filter name and at least one condition below All of the specified conditions in this filter rule must be satisfied for the rule to take effect To access the INBOUND FILTER settings window click on the INBOUND FILTER button in the ADVANCED tab ...

Page 64: ...rce IP address Source Subnet Mask and Source Port port or port port means from which port to which port Type Destination IP address Destination Subnet Mask and Destination Port port or port port means from which port to which port Set the policy schedule on the Schedule Always or never or View Available Schedules Please click Add Apply button to add the policy in the list ...

Page 65: ...w All Deny All of Wireless Filter Policy Disable You don t want to launch the feature Allow All Support Wlan devices make connection except the mac address which is added in the filter table Deny All Support deny all Wlan devices make connection except the mac address which is added in the filter table WIRELESS FILTER Type filter name on the FILTER NAME Type wireless MAC address on the Wireless MA...

Page 66: ...ind what your IP address is and then just type the DDNS name to reach You can subscribe the free D Link DDNS service from https www dlinkddns com To access the DNS setting window click on the DNS button under the ADVANCED tab DNS SERVER CONFIGURATION If you are using the Router for DHCP service on the LAN and are using DNS servers on the ISP s network check Obtain DNS server address automatically ...

Page 67: ...eb site to use on the Server Address Type which Host name which you registered with your DDNS service provider on the Host Name Please choose which interface name to use on the Interface Type the username password on the username password for your DDNS account After configure the DNS settings as desired click on the Apply Setting button to apply settings ...

Page 68: ...ws computers behind the router firewall to be accessible to Internet traffic Typically your DMZ would contain Web servers FTP servers and others To access the Firewall DMZ setting window click on the Firewall DMZ button under the ADVANCED tab Firewall SETTING Check the Enable SPI box Check the Enable DOS and Portscan Protection box you can Choose the below attack firewall setting SYN attack FIN UR...

Page 69: ...MZ IP Address or you also can choose the DMZ host from the drop down menu instead of type in IP manually Application Level Gateway ALG Configuration Please choose the following ALG to enable PPTP VPN Passthrough IPSec VPN Passthrough RTSP Online Video Streaming Windows MSN Messenger FTP H 323 Video Conferencing SIP Wake On LAN MMS ...

Page 70: ...ings unless directed to do so by your ISP To access the ADVANCED INTERNET setting window click on the ADVANCED INTERNET button under the ADVANCED tab Multiple PVC Settings Please click the Add delete button to add delete the multiple PVC And the following step same as pre internet setup Advanced ADSL Settings Please select following ADSL profile to link G Dmt G lite T1 413 ADSL2 AnnexL ADSL2 Annex...

Page 71: ...o access the Advanced Wireless setting window click on the Advanced Wireless button in the ADVANCED tab Advanced WIRELESS Settings If you need to change the default behavior Please type the value on the Fragmentation Threshold Please type the value on the RTS Threshold Please type the value on the DTIM Interval Please type the value on the Beacon Interval Please choose 20 40 60 80 and 100 on the T...

Page 72: ...the Advanced LAN button in the ADVANCED tab UPnP Please select the Enable UPnP when you want to have Universal Plug and Play UPnP supports peer to peer Plug and Play functionality for network devices Block ICMP Ping Enable the WAN Ping Respond on the Enable WAN Ping Respond Please select Allow All or Deny All on the WAN Ping Inbound Filter and you can also type a string on the Details to describe ...

Page 73: ...ure you must create mapping groups with appropriate LAN and WAN interfaces using the Add button The Remove button will remove the grouping and add the ungrouped interfaces to the Default group if Remove is checked Only the default group has IP interface To access the Port Mapping setting window click on the Port Mapping button in the ADVANCED tab PORT MAPPING Click Add button to add Port Mapping r...

Page 74: ...Group Name and select WAN Interface used in the grouping in drop down menu Choose Grouped LAN Interface from Available LAN Interfaces Type DHCP vendor IDs in the Automatically Add Clients With the following DHCP Vendor IDs for auto add clients Click on the Apply Button to save the setting ...

Page 75: ...to configure the SNMP options To access the SNMP SETUP setting window click on the SNMP SETUP button in the ADVANCED tab SNMP CONFIGURATION Please tick Enable the SNMP Agent Please type the Read Community Set Community to match with the SNMP query Please type System Name System Location and System Contact to describe the DSL 2751 s related information Please type the trap IP on the Trap Manager IP...

Page 76: ...AGEMENT setting window click on the REMOTE MANAGEMENT button in the ADVANCED tab REMOTE MANAGEMENT SETTINGS Please enable the ENABLE Remote Management Please specify the HTTP remote access port number which you want to replace the standard service port 80 Please select Allow All or Deny All on the Remote Admin Inbound Filter Please type a string to describe the action on the Details REMOTE ACCESS ...

Page 77: ...he destination network address subnet mask gateway AND OR available WAN interface then click Apply to add the entry to the routing table A maximum 32 entries can be configured Please click the Add or Edit button to set a static routing policy in the list Please type the Destination Network Address and Subnet Mask Please choose type Use the Gateway IP Use the IPv4 interface or Use the IPv6 interfac...

Page 78: ...e Enabled radio button for Global RIP Mode To configure an individual interface select the desired RIP version and operation followed by placing a check in the Enabled checkbox for the interface Click the Apply button to save the configuration and to start or stop RIP based on the Global RIP mode selected Please choose the Version and Operation and then decide to Enable or not ...

Page 79: ...e configured by this method To access the WI FI PROTECTED SETUP window click on the WI FI Protected Setup button under the ADVANCED tab Wi Fi Protected Setup Please select to Enable or Lock Wireless Security Settings PIN Settings Choose to click the Reset PIN to Default button or Generate New PIN button to show the PIN on the Current PIN ADD WIRELESS STATION Please click the Add Wireless Device wi...

Page 80: ... can create more detail rules for the device To access the IPv6 Firewall setting window click on the IPv6 Firewall button in the ADVANCE table ACTIVE FIREWALL RULES Click Add button to add Firewall Rules IPV6 FIREWALL RULE Type Rule Name select Schedule Schedule Rule can be set as following Type Source Address Range select Use Interface and Protocol in drop down menu Type Dest Address Range Dest P...

Page 81: ...Link DSL 2751 User Manual 81 SCHEDULE RULE Click Add button to add a new schedule ADD SCHEDULE RULE Type Name for this rule and select Day s you can sele All Week or select Day s Check All Day 24hr or set Start time to End Time ...

Page 82: ...d around your network A maximum 20 entries can be configured To access the IPv6 Routing setting window click on the IPv6 Routing button in the ADVANCE table STATIC IPV6 ROUTES Click Add button to add Rules STATIC ROUTE ADD EDIT Type Rule Name for this rule Type Destination IPv6 Prefix Metric and Gate way IP Address Select Use Interface in drop down menu ...

Page 83: ... monthly quota user can specify the WAN interface and download traffic quota Budget Quota To access the Budget Quota window click on the Budget Quota button under the ADVANCED tab Please tick Enable Limitation Quota to activate Budget Quota Select interface to limit the data transmission quota Set meter duration over Limit time days Check Enable Download quota and set Download quota Max GB Check E...

Page 84: ...OGOUT page enables you to logout of management GUI and as well closes the browser To access the LOGOUT setting window click on the Logout button in the SETUP tab LOGOUT Click on the Logout button to logout of the router configuration settings and close the web browser ...

Page 85: ...ommends that you should choose a new password To access the PASSWORD setting window click on the PASSWORD button in the MAINTENACE tab PASSWORD Set Password optional Please type the Current Password New Password Confirm Password and the Idle Time Out Please click the Apply Settings button to save the settings GRAPHIC LOG IN AUTHENTICATION CAPTCHA To enhance your router login security you can enabl...

Page 86: ...settings or reset the device configuration back to manufactory default settings To access the Save Restore Configuration setting window click on the Save Restore Configuration button in the MAINTENACE tab Save Restore Configuration Please click the Save button on the Save Settings to Local Hard Drive Please click Browse button to choose the configurations file and then click the Update Settings bu...

Page 87: ...ngs so make sure you first save the configuration settings with the SAVE RESTORE SETTINGS window described above To access the FIRMWARE UPGRADE setting window click on the Firmware Update button under the MAINTENANCE tab FIRMWARE UPDATE To upgrade firmware click on the Browse button to search for the firmware file and then click the Upload button to begin copying the file The Router will load the ...

Page 88: ...continues to fail click Help and follow the troubleshooting procedures To access the Diagnostics setting window click on the Diagnostics button under the MAINTENANCE tab System check There are Test your eth0 eth1 eth2 eth3 Connection Test your Wireless Connection and Test ADSL Synchronization and they will show PASS or FAIL INTERNET CONNECTIVITY Check There are Ping ISP Default Gateway Primary DNS...

Page 89: ...d the help file and you are still experiencing difficulties To access the Ping test setting window click on the Ping test Diagnostics button under the MAINTENANCE tab PING TEST You can type Host Name or IP Address and click Ping button IPv6 PING TEST You can type Host Name or IPv6 Address and click Ping button PING RESULT When you click Stop button the ping results will show in PING RESULT windows...

Page 90: ... System Log button under the MAINTENANCE tab Remote Log Setting Check Log Enable box Log Level All events above or equal to the selected level will be logged Display Level All logged events above or equal to the selected level will be displayed Mode Display mode of system log Local Display on local host only Server IP Address IP address of the remote system log server Server UDP Port UDP port numb...

Page 91: ...lease Enable the Enable Authentication and then set the Account Name Account Password and Verity Password if the outgoing mail server requires authentication for relay EMAIL LOG WHEN FULL Please Enable the On Log Full When the log file is full the system will send mail to the mail address you set View System Log The system will show logs in the list by Date Time Facility Severity and Message Pleas...

Page 92: ...s To access the SCHEDULE RULE setting window click on the SCHEDULE RULE button under the MAINTENANCE tab SCHEDULE RULE Press Add Edit Delete button to modify your SCHEDULE RULE list ADD SCHEDULE RULE Type Name for your schedule Select Day s or ALL Day 24hrs to active your firewall and type Star Time to End Time Click the Apply the button to save the configuration ...

Page 93: ...ual 93 STATUS Click on the STATUS tab to reveal the window buttons for various functions located in this directory The DEVICE STATUS window is the first item in the STATUS directory Use these windows to view system information and monitor performance ...

Page 94: ... of your router status including Device software version and summary of your Internet configuration both wireless and Ethernet status To access the DEVICE INFO setting window click on the Device Info button in the STATUS tab This window displays current SYSTEM INFO INTERNET INFO WIRELESS INFO and LOCAL NETWORK INFO ...

Page 95: ... displays WAN information including IP address Mask Default Gateway Primary Secondary DNS Server WIRELESS LAN This window displays authenticated wireless stations and their status LOCAL NETWORK INFO This window displays LAN information including MAC IP address Mask and DHCP Server ...

Page 96: ...thernet LAN To access the Wireless clients setting window click on the Connected Clients button in the STATUS tab CONNECTED WIRELESS CLIENTS This window displays authenticated wireless stations and their status CONNECTED LAN CLIENTS This window displays all the entities which link to the LAN interface successfully You can choose to block which entities and click the Block button ...

Page 97: ...status of your router To access the STATISICS window click on the Logs button in the STATISICS tab WAN STATISTICS This window displays all the Receiver and Transmitted packet status on the WAN interface LAN STATISTICS This window displays all the Receiver and Transmitted packet status on the LAN interface ...

Page 98: ...Link DSL 2751 User Manual 98 ADSL STATISTICS This window displays all the ADSL status You can click the ADSL BER Test button to test the ADSL connection You can click the Reset Statistics button to set all statistics to recount ...

Page 99: ...ROUTING INFO To access the ROUTE INFO setting window click on the ROUTE INFO button under the STATUS tab The Route Info section displays route information showing the IP addresses of the destination gateway and subnet mask as well as other route information ...

Page 100: ...n D Link DSL 2751 User Manual 100 IPv6 STATUS To access the IPv6 Status setting window click on the IPv6 Status button under the STATUS tab All of your IPv6 Internet and network connection details are displayed on this page ...

Page 101: ...L 2751 User Manual 101 IPv6 ROUTING INFO To access the IPv6 Routing Info setting window click on the IPv6 Routing Info button under the STATUS tab This Routing page displays the IPv6 routing policies currently configured on your router ...

Page 102: ... the utility built in to a ROM chip in the device itself Your computer must be on the same IP subnet to connect to the web based utility Make sure you have an updated Java enabled web browser We recommend the following Internet Explorer 6 0 or higher Firefox 1 5 or higher Verify physical connectivity by checking for solid link lights on the device If you do not get a solid link light try using a d...

Page 103: ... the login page for the web management If you still cannot access the configuration unplug the power to the router for 10 seconds and plug back in Wait about 30 seconds and try accessing the configuration If you have multiple computers try connecting using a different computer 2 What can I do if I forgot my password If you forgot your password you must reset your router Unfortunately this process ...

Page 104: ...ards used on laptop and desktop systems support the same protocols as Ethernet adapter cards Under many circumstances it may be desirable for mobile network devices to link to a conventional Ethernet LAN in order to use servers printers or an Internet connection supplied through the wired LAN A Wireless Router is a device used to provide this link What is Wireless Wireless or Wi Fi technology is a...

Page 105: ... it doesn t use nearly as much power which makes it ideal for personal devices such as mobile phones PDAs headphones laptops speakers and other devices that operate on batteries Who uses wireless Wireless technology as become so popular in recent years that almost everyone is using it whether it s for home office business D Link has a wireless solution for it Home Gives everyone at home broadband ...

Page 106: ...nd the range Eliminate Interference Place home appliances such as cordless telephones microwaves and televisions as far away as possible from the router access point This would significantly reduce any interference that the appliances might cause since they operate on same frequency Security Don t let you next door neighbors or intruders connect to your wireless network Secure your wireless networ...

Page 107: ...n In the run box type cmd and click on the OK At the prompt type ipconfig and press Enter This will display the IP address subnet mask and the default gateway of your adapter If the address is 0 0 0 0 check your adapter installation security settings and the settings on your router Some firewall software programs may block a DHCP request on newly installed adapters If you are connecting to a wirel...

Page 108: ...Highlight Internet Protocol TCP IP and click on the Properties Step 4 Click on the Use the following IP address and enter an IP address that is on the same subnet as your network or the LAN IP address on your router Example If the router s LAN IP address is 192 168 0 1 make your IP address 192 168 0 X where X is a number between 2 and 99 Make sure that the number you choose is not in use on the ne...

Page 109: ...and if not installed and used in accordance with the instructions may cause harmful interference to radio communications However there is no guarantee that interference will not occur in a Particular installation If this equipment does cause harmful interference to radio or television reception which can be determined by turning the equipment off and on the user is encouraged to try to correct the...

Page 110: ...d 2 this device must accept any interference including interference that may cause undesired operation of the device Française Cet appareil numérique de classe B est conforme aux normes canadiennes ICES 003 et RSS 210 Son fonctionnement est soumis aux deux conditions suivantes 1 cet appareil ne doit pas causer d interférence et 2 cet appareil doit accepter toute interférence notamment les interfé ...

Page 111: ...Support You can find software updates and user documentation on the D Link websites If you require product support we encourage you to browse our FAQ section on the Web Site before contacting the Support line We have many FAQ s which we hope will provide you a speedy resolution for your problem ...

Page 112: ...elect D Link routers This allows you to use an external storage drive or printer located across your network as if it were connected to your local PC System Requirements Windows 2000 2003 XP Vista 7 32 bit 64 bit Pentium 3 800MHz or better 256MB RAM or higher CD ROM drive A compatible D Link router Installation 1 Insert the CD ROM into your computer 2 Follow the on screen instructions 3 The icon s...

Page 113: ...n in the System Tray at the lower right corner on your Windows Desktop A window pops up to display the D Link Router Enable Network USB on the D Link Router 1 Click on the D Link Router 2 Click on Enable 3 The icon in the Windows System Tray should change to a icon Connect USB Devices to the D Link Router The D Link SharePort automatically detects for each connected USB device A window will pop up...

Page 114: ... on Open SharePort 3 The D Link SharePort displays the connected USB devices on the network 4 Advanced Options can be set by clicking on Advanced Options Virtually Connect and Disconnect a USB Device 1 Move the cursor to Waiting to Connect and click on Connect to virtually connect a USB device ...

Page 115: ...Port displays which user is virtually connecting this USB device 3 Move the cursor to In Use By Owner and click on Disconnect to virtually disconnect the USB device When the USB Device is a Multifunction Printer 1 Move the cursor to Waiting to Connect and click on Manage Device ...

Page 116: ...tware or MFP utility 3 Insert the CD ROM of the multifunction printer and follow the instructions to install the multifunction printer s driver When the installation process prompts you to connect the multifunction printer to your PC click Next 4 The D Link SharePort virtually connects to this multifunction printer Click Next ...

Page 117: ...k SharePort D Link DSL 2751 User Manual 117 5 Choose the printer driver that you want D Link SharePort to auto connect when you print When You Want to Scan 1 Move the cursor to Available for Use and click on Scan Now ...

Page 118: ...2 G dmt bis full rate downstream up to 12 Mbps upstream up to 1 Mbps ADSL 2 Full rate downstream up to 24 Mbps upstream up to 1 Mbps Full rate downstream up to 24 Mbps upstream up to 3 Mbps Annex M Media Interface ADSL interface RJ 11 connector for connection to 24 26 AWG twisted pair telephone line LAN interface RJ 45 port for 10 100BASE T Ethernet connection WIRELESS LAN 802 11b g n standards Wi...

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