Buffalo WCR-GN User manual

User Manual
WCR-GN
AirStation N Technology Wireless N150
Router Access Point & Bridge
www.bualotech.com
35011144 ver.01 v1.0

WCR-GN User Manual 1
Contents
Chapter 1 Product Overview ...........................................5
Features.................................................................................. 5
Air Navigator CD Requirements.............................................. 6
150 Mbps High Speed Mode................................................... 6
Package Contents................................................................... 7
Hardware Overview................................................................. 8
Front Panel LED's.......................................................................... 8
Back Panel..................................................................................... 10
Bottom............................................................................................ 11
Right Side ...................................................................................... 12
Chapter 2 Placing Your AirStation ..................................13
Vertical Placement .................................................................. 13
Horizontal Placement.............................................................. 14
Chapter 3 Installation.......................................................15
CD Setup................................................................................. 15
Manual Setup.......................................................................... 15
WDS Setup ............................................................................. 17
CD Setup ....................................................................................... 18
Manual Setup................................................................................. 20
Chapter 4 Conguration ..................................................23
How to Access the Web-Based Conguration Utility............... 23
Conguration Menu (Router Mode)......................................... 25
Conguration Menu (Bridge Mode)......................................... 27
Setup....................................................................................... 29

WCR-GN User Manual 2
Internet/LAN (LAN Cong) ...................................................... 31
Internet (Router Mode only)........................................................... 31
PPPoE (Router Mode only)............................................................ 32
DDNS (Router Mode only) ............................................................. 34
LAN................................................................................................ 36
DHCP Lease (Router Mode only) .................................................. 38
NAT (Router Mode only) ................................................................ 39
Route ............................................................................................. 40
Wireless Cong ....................................................................... 41
WPS............................................................................................... 41
AOSS............................................................................................. 42
Basic .............................................................................................. 44
Advanced....................................................................................... 48
WMM.............................................................................................. 49
MAC Filter ...................................................................................... 51
WDS (Bridge Mode only) ............................................................... 52
Security (Router Mode only) ................................................... 54
Firewall (Router Mode only)........................................................... 54
IP Filter (Router Mode only)........................................................... 56
VPN Pass Through (Router Mode only) ........................................ 57
LAN Cong (Router Mode only).............................................. 58
Port Forwarding (Router Mode only).............................................. 58
DMZ (Router Mode only) ............................................................... 59
UPnP (Router Mode only).............................................................. 60
QoS (Router Mode only)................................................................ 61
Admin Cong........................................................................... 62
Name ............................................................................................. 62
Password ....................................................................................... 63
Time/Date ...................................................................................... 64
NTP................................................................................................ 65
Access ........................................................................................... 66
Log ................................................................................................. 67
Save/Restore ................................................................................. 68
Initialize/Restart ............................................................................. 69

WCR-GN User Manual 3
Update ........................................................................................... 70
Diagnostic ............................................................................... 71
System Info.................................................................................... 71
Logs ............................................................................................... 73
Packet Info..................................................................................... 74
Client Monitor................................................................................. 75
Ping................................................................................................ 76
Chapter 5 Connect to a Wireless Network .....................77
Automatic Secure Setup (AOSS/WPS)................................... 77
Windows 7/Vista (Client Manager V) ............................................. 78
Windows XP (Client Manager 3).................................................... 79
Other Devices (e.g. Game Console).............................................. 79
Manual Setup.......................................................................... 80
Windows 7 (WLAN AutoCong)..................................................... 80
Windows Vista (WLAN AutoCong) ............................................... 81
Windows XP (Wireless Zero Conguration)................................... 84
Chapter 6 Trouble Shooting ............................................85
Cannot connect to the Internet over wired connection............ 85
Cannot access the web-based conguration utility. ................ 85
Cannot connect to the network wirelessly. .............................. 85
You forgot AirStation's SSID, Encryption Key, or Password... 86
The link speed is slower than 150 Mbps (Maximum link speed is
only 72Mbps)........................................................................... 86
Other Tips................................................................................ 86
Appendix A Specications ..............................................90
Appendix B Default Conguration Settings...................91

WCR-GN User Manual 4
Appendix C TCP/IP Settings in Windows.......................96
Appendix D Restoring the Default Conguration..........99
Appendix E Regulatory Compliance Information..........100
Appendix F Environmental Information .........................105
Appendix G GPL Information ..........................................106
Appendix H Warranty Information ..................................107
Appendix I Contact Information......................................108

WCR-GN User Manual 5
Chapter 1
Product Overview
Features
Supports IEEE802.11n and IEEE802.11b/g
With support for Wireless-N, Wireless-G, and Wireless-B standards, the AirStation can transfer data to
and from all standard 2.4 GHz wireless clients.
Supports WDS connection
Extend the coverage of wireless connection using WDS feature.
Dual speed mode
Dual speed mode makes wireless transmission faster by using 2 channels, allowing 150Mbps data
transmission.
Support AOSS and WPS
Both AOSS (AirStation One-touch Secure System) and WPS (Wi-Fi Protected Setup) are supported.
These automatic connection standards make connection with compatable wireless devices easier.
Security Features
The AirStation is equipped with following security features:
 •AOSS
 •WPS
 •WPA-PSK(TKIP/AES)
 •WPA2-PSK(TKIP/AES)
 •WPA/WPA2mixedPSK
 •WEP(128/64bit)
 •PrivacySeparator
 •MACaddressaccessrestriction
 •DenyAnyConnection/SSIDstealthfeature
 •Webcongurationscreenwithpassword
 •Firewallfeaturewitheasyrules
Automatic Channel Selection
Monitors wireless interference and automatically assigns the clearest, best channel.

WCR-GN User Manual 6
Chapter 1 Product Overview
Initialization
To restore settings back to the factory defaults, hold down the Reset button on the bottom of the
unit.
Browser Based Administration
Thisunitcanbeeasilyconguredfromawebbrowseronyourcomputer.
Air Navigator CD Requirements
The AirStation wireless router and access point works with most wired and wireless devices. The
automaticinstallationprogramontheCDrequiresWindows7,VistaorXPtorun.ClientManager
softwareisincludedforWindows7,VistaandXP.Theuseofotheroperatingsystemsmayrequire
thattheAirStationbemanuallyconguredfromabrowserwindow.
150 Mbps High Speed Mode
150MbpsisthelinkspeedofWCR-GNwhenusingWireless-Nmode.Itrepresentsactualwireless
data speeds, including overhead. Because the overhead is not available for user data transfer, usable
wireless throughput will be substantially slower.

Chapter 1 Product Overview
WCR-GN User Manual 7
Package Contents
FollowingitemsareincludedinyourAirStation.Ifanyoftheitemsaremissing,pleasecontactyour
vender.
• Mainunit..............................................................................................1
• Stand .....................................................................................................1
• ACadapter...........................................................................................1
• LANcable.............................................................................................1
• AirNavigatorCD................................................................................1
• QuickSetupGuide............................................................................1

1
2
3
45
6
WCR-GN User Manual 8
Chapter 1 Product Overview
Hardware Overview
Front Panel LED's
1 Flexible antenna
Adjust the angle for the best signal as needed. Turning the
unit so that the antenna points straight up will probably give
the strongest signal.
2 POWER LED (Green)
On:  TheACadapterisconnected
 O:  TheACadapterisnotconnected
3 SECURITY LED (Amber)
Indicatessecuritystatus.
O: Encryption is not set
On: Encryption has been set
Double blink: The unit is waiting for an AOSS or WPS
security key
 Blinking: AOSS/WPSerror;failedtoexchangesecuritykeys
Note:WhentheSecurityLEDislit,anencryptionkeyhas
been set. Wireless clients will need the same key to
connect.
4 WIRELESS LED (Green)
IndicateswirelessLANstatus.
 Blinking: WirelessLANistransmitting
 On:  WirelessLANisconnectedbutnotactive
5 ROUTER LED (Green) On: Router functionality is enabled
O: Router functionality is disabled
6 DIAG LED (Red) This indicates the status of the unit depending on the number of
blinks per cycle.
   Note:Whentheunitisrstturnedonorrestarted,theDiagLEDwill
blink for almost a minute during boot. This is normal.

Chapter 1 Product Overview
WCR-GN User Manual 9
Diag LED
status
Meaning Status
2 blinks *1Flash ROM error Cannotreadorwritetotheashmemory.
3 blinks *1Ethernet(wired)LAN
error
EthernetLANcontrollerismalfunctioning.
4 blinks *1WirelessLANerror WirelessLANcontrollerismalfunctioning.
5 blinks IPaddresssettingerror BecausethenetworkaddressesofboththeIneternetport(WAN
port)andtheLANportarethesame,itisnotpossibletoestablish
communication.ChangetheLANsideIPaddressofthisunit.
Continuously
blinking *2
Updatingthermware
Saving settings
Initializingsettings
Updatingthermware.
Saving the settings.
Initializingthesettings.
*1 UnplugtheACadapterfromthewallsocket,waitforafewseconds,andthenplugitagain.Ifthe
lightstillashes,pleasecontacttechnicalsupport.
*2 NeverunplugtheACadapterwhiletheDiagLEDisblinkingcontinuously.

ADSS
LAN
1
2
3
4
INTERNET
POWER
7
8
9
10
WCR-GN User Manual 10
Chapter 1 Product Overview
Back Panel
7 AOSS Button
HolddownthisbuttonuntiltheSecurityLEDashes(about 
 1second),whiletheunit’spowerison,initiatesAOSS/WPS 
mode, allowing the unit to exchange security keys with AOSS
or WPS compatible devices.
8 LAN Port
 Connectyourcomputer,hub,orotherEthernetdevices 
to these ports. This switching hub supports 10Mbps and
100Mbp s connections.
9 INTERNET Port
10Mbps and 100Mbps connections are supported.
Note:Inbridge/APmode,theInternetportbecomesa 
 regularLANport,foratotalof5usableLANports.
10 Power Connector
ConnecttheincludedACadapter.

RESET
14
Chapter 1 Product Overview
WCR-GN User Manual 11
Bottom
14 RESET Button HoldingthisbuttonuntiltheDiagLEDcomeson,whiletheunit'spoweris
on, will initialize its settings.

15
WCR-GN User Manual 12
Chapter 1 Product Overview
Right Side
15 Factory Default Settings ThisstickershowsthedefaultinformationofAirStation’sSSID
andWPSPIN.

1
1
2
WCR-GN User Manual 13
Chapter 2
Placing Your AirStation
Vertical Placement
Toplaceunitvertically,refertothefollowingguretoplacetheverticalstand.
NotealltheillustrationsrefertoWCR-GN.

WCR-GN User Manual 14
Horizontal Placement
Placetheunithorizontallyasthegurebelow.

WCR-GN User Manual 15
Chapter 3
Installation
CD Setup
YoucansetupthisunitwiththeincludedsoftwareCD.InserttheCDintoyourPCandfollowthe
instructions on the screen.
*CDSetupissupportedforWindows7/Vista/XPonly.
Manual Setup
TocongureyourAirStationmanually,followtheprocedurebelow.
1
computer
modem
2) disconnect
2) disconnect
ÏÆÆ
1) turn o the computer
Turn o your computer and modem.
2UnplugtheLANcablewhichconnects
your computer and modem.
3
modem
1) connect
LAN cable
2) connect
INTERNET port
AirStation wireless
router (rear side)
ÐÏ×ÅÒ
ÉÎÔÅÒÎÅÔ
ÌÁÎ
ᴮ
ᴯ
ᴰ
ᴱ
PlugoneendoftheLANcableintoyourmodemandtheothersidetotheInternetportofthe
AirStation. Turn on your modem.

WCR-GN User Manual 16
Chapter 3 Installation
4ConnectyourcomputertooneoftheAirStation’sLANportswiththeEthernetcable.
Turn on the AirStation, wait one minute, and then turn on your computer.
ÐÏ×ÅÒ
ÉÎÔÅÒÎÅÔ
ÌÁÎ
ᴮ
ᴯ
ᴰ
ᴱ
power outlet
AirStation wireless router
(rear side)
PC
1) connect
1) connect
Ethernet cable
2) connect the power supply
5Conrmthedevicesareconnectedcorrectlyasthebelowdiagramshows.
ADSS
LAN
1
2
3
4
POWER
INTERNET
ON
modem
power outlet
computer
6Waitforawhile,andthenmakesurethattheAirStation’sLEDsarelitasdescribedbelow:
POWER Green light is on
WIRELESS Greenlightison
ROUTER Green light is on
DIAG O
LAN Greenlightisonorblinking
INTERNET Greenlightisonorblinking
※Refertopage8and10forLEDlocationsandotherdetails.
7Launchawebbrowser.Ifthe“home”setupscreenisdisplayed,setupiscomplete.
Ifausernameandpasswordscreenaredisplayed,enter"root"(inlowercase)fortheuser
name,leavethepasswordblank,andclick“OK”. Follow the instructions on the screen to
complete setup.
You’vecompletedinitialsetupofyourAirStation.RefertoChapter4foradvancedsettings.

Chapter 3 Installation
WCR-GN User Manual 17
WDS Setup
ToextendWirelesscoverage,addanewAirstationtoanexistingWirelessnetwork.Installthenew
AirStation between the existing Wireless AP and wireless devices by using WDS feature.
Refer to the following procedure to set up WDS connection.
 Note:ConrmthetargetwirelessAPsupportsWDS.
POWER
SECURITY
WEIRELESS
ROUTER
DIAG
Extend the
wireless coverage
wireless connection
blocked
Internet modem wireless AP
WCR-GN
(WDS enabled©
computer computer
computer

WCR-GN User Manual 18
Chapter 3 Installation
CD Setup
1InserttheCDintoyourPCandfollowtheinstructionsonthescreen.
2Whenthebelowscreenappears,click“Start”andfollowtheinstructiononthescreenby
clicking“Next“.
4Whenthebelowscreenappears,click“WDS Setup”.
ThewizardwillguideyouthroughconnectionandLED’smeanings.

Chapter 3 Installation
WCR-GN User Manual 19
5Whenthebelowscreenappears,select“AOSS conguration”or“Manual Conguration“from
“SelectWDSSetupmethod“.
AirStation will attempt to connect to other wireless AP to set up WDS.
 IfthetargetwirelessAPistheAirStationthatsupportsWDS,select“AOSS conguration”
and push AOSS button on the target AP.
 IfthetargetAPisnottheAirStation,select“Manual Conguration“thenclick“Scan for
SSID“.AlistofavailablewirelessAPwillbegenerated.SelectthetargetAP’sSSIDfromthe
 listandclick“Next“tocontinuewithsecurityinformationsettings.
6Step through the wizard to complete the setup.
Ifyou’veselected“AOSS conguration“duringthesetup,theexistingAOSSconnection
between the target wireless AP and computers has been disconnected. Set up AOSS
connectionagain(page77).