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D-Link DIR-857 [13/99] Network diagram

9D-Link DIR-855 User Manual

Section 2 - Installation

Network Diagram

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D link and the d link logo are trademarks or registered trademarks of d link corporation or its subsidiaries in the united states or other countries all other company or product names mentioned herein are trademarks or registered trademarks of their respective companies 2
D link reserves the right to revise this publication and to make changes in the content hereof without obligation to notify any person or organization of such revisions or changes 2
Manual revisions 2
Preface 2
Trademarks 2
Table of contents 3
Package contents 5
Product overview 5
System requirements 6
Extended whole home coverage 7
Introduction 7
Total coverage 7
Total network security 7
Total performance 7
Total security 7
Ultimate performance 7
Features 8
Connections 9
Hardware overview 9
3 4 6 5 1 10
Hardware overview 10
Before you begin 11
Installation 11
Wireless installation considerations 12
Network diagram 13
Connect to cable dsl satellite modem 14
Connect to another router 15
Getting started 17
Configuration 18
Web based configuration utility 18
Setup wizard 19
Dynamic cable 23
Manual configuration 23
Choose pppoe point to point protocol over ethernet if your isp uses a pppoe connection your isp will provide you with a username and password this option is typically used for dsl services make sure to remove your pppoe software from your computer the software is no longer needed and will not work through a router 24
Internet setup 24
Pppoe dsl 24
Choose pptp point to point tunneling protocol if your isp uses a pptp connection your isp will provide you with a username and password this option is typically used for dsl services 25
Internet setup 25
Choose l2tp layer 2 tunneling protocol if your isp uses a l2tp connection your isp will provide you with a username and password this option is typically used for dsl services 27
Internet setup 27
Internet setup 29
Static assigned by isp 29
1n g 2 ghz 30
Wireless settings 30
1n a 5ghz 32
Wireless settings 32
Lan settings 34
Network settings 34
This section will allow you to change the local network settings of the router and to configure the dhcp settings 34
Dhcp server settings 35
Dhcp stands for dynamic host control protocol the dir 855 has a built in dhcp server the dhcp server will automatically assign an ip address to the computers on the lan private network be sure to set your computers to be dhcp clients by setting their tcp ip settings to obtain an ip address automatically when you turn your computers on they will automatically load the proper tcp ip settings provided by the dir 855 the dhcp server will automatically allocate an unused ip address from the ip address pool to the requesting computer you must specify the starting and ending address of the ip address pool 35
Dhcp reservation 36
If you want a computer or device to always have the same ip address assigned you can create a dhcp reservation the router will assign the ip address only to that computer or device 36
Note this ip address must be within the dhcp ip address range 36
Note if using the network usb option users will need to install the network usb utility into the computers to share the usb device through the router 37
Note please see the shareport manual on the cd for more information 37
Usb settings 37
Use this section to configure your usb port there are two configurations to choose from network usb and wcn configuration 37
Virtual server 38
This will allow you to open a single port if you would like to open a range of ports refer to page 36 39
Port forwarding 40
This will allow you to open a single port or a range of ports 40
Application rules 41
Some applications require multiple connections such as internet gaming video conferencing internet telephony and others these applications have difficulties working through nat network address translation special applications makes some of these applications work with the dir 855 if you need to run applications that require multiple connections specify the port normally associated with an application in the trigger port field select the protocol type as tcp or udp then enter the firewall public ports associated with the trigger port to open them for inbound traffic 41
The dir 855 provides some predefined applications in the table on the bottom of the web page select the application you want to use and enable it 41
Qos engine 42
The qos engine option helps improve your network gaming performance by prioritizing applications by default the qos engine settings are disabled and application priority is not classified automatically 42
Network filters 43
Use mac media access control filters to allow or deny lan local area network computers by their mac addresses from accessing the network you can either manually add a mac address or select the mac address from the list of clients that are currently connected to the broadband router 43
Access control 44
Access control wizard 44
The access control section allows you to control access in and out of your network use this feature as parental controls to only grant access to approved sites limit web access based on time or dates and or block access from applications like p2p utilities or games 44
Access control wizard continued 45
Access control wizard continued 46
Website filters 47
Website filters are used to allow you to set up a list of allowed web sites that can be used by multiple users through the network to use this feature select to allow or deny enter the domain or website and click save settings you must also select apply web filter under the access control section page 40 47
Inbound filters 48
The inbound filter option is an advanced method of controlling data received from the internet with this feature you can configure inbound data filtering rules that control data based on an ip address range inbound filters can be used with virtual server port forwarding or remote administration features 48
A firewall protects your network from the outside world the dir 855 offers a firewall type functionality the spi feature helps prevent cyber attacks sometimes you may want a computer exposed to the outside world for certain types of applications if you choose to expose a computer you can enable dmz dmz is short for demilitarized zone this option will expose the chosen computer completely to the outside world 49
Firewall settings 49
Application level gateway alg configuration 50
Here you can enable or disable alg s some protocols and applications require special handling of the ip payload to make them work with network address translation nat each alg provides special handling for a specific protocol or application a number of algs for common applications are enabled by default 50
Routing 51
The routing option is an advanced method of customizing specific routes of data through your network 51
1n g 2 ghz 52
Advanced wireless settings 52
1n a 5ghz 53
Advanced wireless settings 53
Wish is short for wireless intelligent stream handling a technology developed to enhance your experience of using a wireless network by prioritizing the traffic of different applications 54
Wish settings 54
Advanced network settings 56
Administrator settings 57
This page will allow you to change the administrator and user passwords you can also enable remote management there are two accounts that can access the management interface through the web browser the accounts are admin and user admin has read write access while user has read only access user can only view the settings but cannot make any changes only the admin account has the ability to change both admin and user account passwords 57
The time configuration option allows you to configure update and 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 time server daylight saving can also be configured to automatically adjust the time when needed 58
Time settings 58
Syslog 59
The broadband router keeps a running log of events and activities occurring on the router you may send these logs to a syslog server on your network 59
Email settings 60
The email feature can be used to send the system log files router alert messages and firmware update notification to your email address 60
System settings 61
This section allows you to manage the router s configuration settings reboot the router and restore the router to the factory default settings restoring the unit to the factory default settings will erase all settings including any rules that you ve created 61
Update firmware 62
You can upgrade the firmware of the router here make sure the firmware you want to use is on the local hard drive of the computer click on browse to locate the firmware file to be used for the update please check the d link support site for firmware updates at http support dlink com you can download firmware upgrades to your hard drive from the d link support site 62
The ddns feature allows you to host a server web ftp game server etc using a domain name that you have purchased www whateveryournameis com with your dynamically assigned ip address most broadband internet service providers assign dynamic changing ip addresses using a ddns service provider your friends can enter in your domain name to connect to your server no matter what your ip address is 63
System check 64
Schedules 65
Schedules can be created for use with enforcing rules for example if you want to restrict web access to mon fri from 3pm to 8pm you could create a schedule selecting mon tue wed thu and fri and enter a start time of 3pm and end time of 8pm 65
Device information 66
The router automatically logs records events of possible interest in it s internal memory if there isn t enough internal memory for all events logs of older events are deleted but logs of the latest events are retained the logs option allows you to view the router logs you can define what types of events you want to view and the level of the events to view this router also has external syslog server support so you can send the log files to a computer on your network that is running a syslog utility 67
The screen below displays the traffic statistics here you can view the amount of packets that pass through the dir 855 on both the internet lan ports and both the 802 1n g 2 ghz and 802 1n a 5ghz wireless bands the traffic counter will reset if the device is rebooted 68
Internet sessions 69
The internet sessions page displays full details of active internet sessions through your router an internet session is a conversation between a program or application on a lan side computer and a program or application on a wan side computer 69
The wireless client table displays a list of current connected wireless clients this table also displays the connection time and mac address of the connected wireless clients 70
The wish details page displays full details of wireless clients that are connected when wish is enabled 70
Wireless 70
Support 71
What is wpa 72
Wireless security 72
Wireless security setup wizard 73
Add wireless device with wps wizard 75
Configure wpa personal psk 76
Configure wpa enterprise radius 77
Connect to a wireless network 79
Using windows vist 79
Configure wireless security 80
Connect using wcn 2 in windows vist 82
Connect to a wireless network 83
Using window 83
Configure wpa psk 84
Troubleshooting 86
Wireless basics 90
How does wireless work 91
What is wireless 91
Why d link wireless 91
Who uses wireless 92
Where is wireless used 93
Wireless modes 94
Check your ip address 95
Networking basics 95
Statically assign an ip address 96
Technical specifications 97
Ce mark warning 98
Fcc statement 98
Important notice 98

D-Link DIR-857 [13/99] Network diagram

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