NETGEAR D6400

350 East Plumeria Drive
San Jose, CA 95134
USA
April 2015
202-11485-01
AC1600 WiFi VDSL/ADSL Modem Router
Model D6400
User Manual

NETGEAR D6400 Specifications

General

Product type	Tabletop router
Product color	Black
Ethernet WAN	Yes
Wi-Fi band	Dual-band (2.4 GHz / 5 GHz)
Wi-Fi standards	802.11a, 802.11b, 802.11g, Wi-Fi 4 (802.11n), Wi-Fi 5 (802.11ac)
Top Wi-Fi standard	Wi-Fi 5 (802.11ac)
WLAN data transfer rate (max)	1600 Mbit/s
WLAN data transfer rate (first band)	300 Mbit/s
WLAN data transfer rate (second band)	1300 Mbit/s
Networking standards	IEEE 802.3, IEEE 802.3ab, IEEE 802.3u
Ethernet LAN data rates	10, 100, 1000 Mbit/s
Ethernet LAN interface type	Gigabit Ethernet
3G	No
USB 2.0 ports quantity	2
Ethernet LAN (RJ-45) ports	5
Security algorithms	WPA, WPA-PSK, WPA2, WPA2-PSK
Cables included	LAN (RJ-45)
Power source type	AC
Supported network protocols	IPv6
Internal memory	128 MB

Weight and Dimensions

Depth	198.5 mm
Width	191 mm
Height	65 mm
Weight	422 g

Summary

Hardware Overview of the Modem Router

Unpack Your Modem Router

Details the items included in the modem router package for initial setup.

Front Panel with LEDs

Describes the status LEDs on the front panel of the modem router.

Back Panel with Ports, Buttons, and Connector

Details the ports, buttons, and DC power connector on the back panel.

Right Side Panel with WPS and WiFi OnOff Buttons and USB Port

Describes the buttons and USB port located on the right side panel.

Bottom Panel Product Label

Information on the product label including login details and MAC address.

Install and Access the Modem Router and Its Network

Position Your Modem Router

Guidelines for optimal placement of the modem router for best WiFi performance.

Connect to the Modem Router Through an Ethernet Cable

Steps to connect a computer to the modem router using an Ethernet cable.

Join the WiFi Network of the Modem Router

Instructions for connecting devices to the WiFi network via manual or WPS methods.

Types of Logins

Explains the different types of logins: ISP, WiFi network key, and modem router login.

NETGEAR genie Automatic Setup Utility

Using the NETGEAR genie utility for initial installation and setup.

Set Up Your Modem Router for DSL Service

Information required for setting up the modem router for DSL Internet service.

Cable the Modem Router for DSL Service and Access the Modem Router

Procedure for cabling the modem router for DSL service and initial access.

Set Up Your Modem Router for Cable or Fiber Service

Procedure for setting up the modem router for cable or fiber Internet service.

Log In to the Modem Router After Setup to View or Change Settings

Accessing the modem router interface via NETGEAR genie after initial setup.

Change the Language

Instructions on how to change the language setting of the modem router interface.

Change the admin Password and Automatic Login Time-Out Period

Securing the modem router by changing the admin password and login time-out.

Set Up Password Recovery

Enabling password recovery for the modem router admin account.

Let the Modem Router Automatically Update Its Firmware

Configuring the modem router to automatically check for and install firmware updates.

Access the Modem Router with the NETGEAR genie App

Using the NETGEAR genie app for managing and monitoring the home network.

Manage the Internet Settings Manually

Use the Internet Setup Wizard After Initial Setup

Using the setup wizard to detect and configure Internet settings automatically.

Manually Set Up an ADSL Internet Connection

Manually configuring ADSL Internet connection settings.

Specify an ADSL Connection Without a Login Requirement

Configuring ADSL settings when no login is required by the ISP.

Specify an ADSL Connection with a Login Requirement and PPPoA or PPPoE Service

Configuring ADSL settings requiring login with PPPoE or PPPoA service.

Manually Set Up a VDSL Internet Connection

Manually configuring VDSL Internet connection settings.

Specify a VDSL Connection Without a Login Requirement

Configuring VDSL settings when no login is required by the ISP.

Specify a VDSL Connection with a Login Requirement and PPPoE Service

Configuring VDSL settings requiring login with PPPoE service.

Manually Set Up a Cable of Fiber Internet Connection

Manually configuring cable or fiber Internet connection settings.

Specify a Cable or Fiber Connection Without a Login Requirement

Configuring cable/fiber settings when no login is required by the ISP.

Specify a Cable or Fiber Connection With a Login Requirement and PPPoE Service

Configuring cable/fiber settings requiring login with PPPoE service.

Specify an IPv6 Internet Connection

Manually specifying settings for an IPv6 Internet connection.

Set Up an IPv6 Connection Through Auto Detect

Setting up an IPv6 connection using the Auto Detect feature.

Set Up an IPv6 6 to4 Tunnel Connection

Configuring a 6to4 tunnel for an IPv6 connection to a remote relay router.

Set Up an IPv6 Pass-Through Connection

Configuring the modem router to act as a Layer 2 switch for IPv6 packets.

Set Up an IPv6 Fixed Connection

Configuring an IPv6 connection using a static or fixed IPv6 address.

Set Up an IPv6 DHCP Connection

Configuring an IPv6 connection using a dynamic IPv6 address via DHCP.

Set Up an IPv6 PPPoE Connection

Configuring an IPv6 connection using a PPPoE service.

Set Up an IPv6 Connection Through Auto Config

Configuring IPv6 connection via auto-configuration.

Set Up an IPv6 6 rd Tunnel Connection

Configuring a 6rd tunnel for IPv6 deployment over an IPv4 network.

Manage the MTU Size

Understanding and changing the Maximum Transmission Unit (MTU) size.

Manage the WiFi Network Settings

Manage the Basic WiFi Settings and WiFi Security of the Main Network

Configuring basic WiFi settings and security for the main network.

Use WPS to Add a Device to the WiFi Network

Connecting devices to the WiFi network using WPS button or PIN method.

Manage the Basic WiFi Settings and WiFi Security of the Guest Network

Enabling and configuring guest WiFi network settings for visitors.

Control the WiFi Radios

Enabling or disabling the modem router's WiFi radios via button or interface.

Set Up a WiFi Schedule

Scheduling WiFi signal to turn off at specific times to save power.

Manage the WPS Settings

Changing default WPS settings and security configurations.

Manage Advanced WiFi Features

Adjusting advanced WiFi features for optimal network performance.

Use the Modem Router as a WiFi Access Point

Setting up the modem router to function as a WiFi access point (AP).

Control Access to the Internet

Set Up Parental Controls

Configuring parental controls to manage online access for children.

Allow or Block Access to Your Network

Defining access rules using MAC addresses for wired and WiFi devices.

Use Keywords to Block Internet Sites

Blocking specific keywords and domains to prevent certain HTTP traffic.

Manage Simple Outbound Firewall Rules for Services and Applications

Adding rules to prevent access to specific services or applications on the Internet.

Set Up a Schedule for Keyword Blocking and Outbound Firewall Rules

Scheduling when keyword blocking and firewall rules are active.

Set Up Security Event Email Notifications

Configuring email notifications for modem router activity and security events.

Optimize Performance

Optimize Traffic with Internet Access QoS

Using Quality of Service (QoS) rules to prioritize Internet traffic.

Manage Default and Custom QoS Rules

Adding, changing, and removing QoS rules for applications and devices.

Manage Wi-Fi Multimedia Quality of Service

Prioritizing WiFi voice and video traffic using WMM QoS settings.

Manage Implicit Beamforming

Enhancing WiFi range and performance by enabling implicit beamforming.

Improve Network Connections with Universal Plug and Play

Using UPnP to help devices access the network and connect to others.

Share a Storage Device

USB Device Requirements

Information on USB-compliant devices and supported file system types.

Connect a USB Device to the Modem Router

Connecting a USB storage device to the modem router's USB port.

Access a Storage Device Connected to the Modem Router

Accessing shared USB storage devices from Mac and Windows computers.

Back Up Windows Computers with ReadySHARE Vault

Using ReadySHARE Vault software for automatic backup of Windows computers.

Back Up Mac Computers with Time Machine

Using Time Machine to back up Mac computers to a USB hard drive.

Manage Access to a Storage Device

Specifying device name, workgroups, and network folders for storage devices.

Enable FTP Access Within Your Network

Enabling File Transfer Protocol (FTP) for faster file access within the network.

View Network Folders on a Device

Viewing network folders on a USB storage device connected to the modem router.

Add a Network Folder on a Storage Device

Adding network folders to a storage device connected via USB.

Change a Network Folder, Including Read and Write Access, on a USB Drive

Modifying network folder settings, including read/write access, on USB drives.

Approve USB Devices

Configuring the modem router to share only approved USB devices for security.

Safely Remove a USB Device

Procedure for safely disconnecting a USB device from the modem router.

Access Storage Devices Through the Internet

Set Up and Manage Dynamic DNS

Setting up Dynamic DNS for remote access using a domain name.

Access Storage Devices Through the Internet

Accessing USB storage devices over the Internet using FTP or Dynamic DNS.

Use the Modem Router as a Media Server

Specify ReadyDLNA Media Server Settings

Configuring the modem router as a ReadyDLNA media server.

Play Media from a USB Device on TiVo

Setting up TiVo to access media files from a USB device connected to the router.

Share a USB Printer

Install the Printer Driver and Cable the Printer

Installing the USB printer driver and connecting the printer to the modem router.

Download the ReadySHARE Printer Utility

Downloading the ReadySHARE Printer utility for Windows, Mac, or mobile devices.

Install the ReadySHARE Printer Utility

Installing the ReadySHARE Printer utility and NETGEAR USB Control Center.

Use the Shared Printer

Manually connecting to and printing using a shared USB printer.

View or Change the Status of a Printer

Checking and managing the status of connected USB printers.

Use the Scan Feature of a Multifunction USB Printer

Using the scanning feature of a multifunction USB printer connected to the router.

Change NETGEAR USB Control Center Settings

Modifying NETGEAR USB Control Center settings like startup and timeout.

Manage the WAN and LAN Network Settings

Change the Physical WAN Connection Preference

Setting the WAN connection preference to DSL or Ethernet WAN port.

Enable the WAN2 Interface for IPTV

Enabling the WAN2 interface for Internet Protocol Television (IPTV) service.

Enable and Configure a VLAN

Enabling and configuring Virtual LANs (VLANs) for network segmentation.

Set Up a Bridge for a Port Group or VLAN Tag Group

Setting up bridges for port groups or VLAN tag groups for specific devices.

Manage the WAN Security Settings

Configuring WAN security for port scan and denial of service (DoS) protection.

Set Up a Default DMZ Server

Configuring a default DMZ server to improve compatibility with certain applications.

Manage IGMP Proxying

Enabling IGMP proxying to receive multicast traffic from the Internet.

Manage NAT Filtering

Configuring Network Address Translation (NAT) filtering settings.

Manage the SIP Application-Level Gateway

Disabling the SIP Application-Level Gateway (ALG) for VoIP and video traffic.

Manage the Modem Routers LAN IP Address Settings

Changing the modem router's LAN IP address and subnet mask settings.

Manage the Router Information Protocol Settings

Configuring Router Information Protocol (RIP) settings for routing information exchange.

Manage Reserved LAN IP Addresses

Reserving specific IP addresses for computers on the LAN.

Change the Modem Routers Device Name

Changing the default device name of the modem router for network browsing.

Manage the DHCP Server Address Pool

Specifying the range of IP addresses assigned by the DHCP server.

Disable the Built-In DHCP Server

Disabling the modem router's built-in DHCP server.

Set Up and Manage Custom Static Routes

Adding and managing static routes for detailed routing information.

Change a Static Route

Modifying an existing static route configuration.

Remove a Static Route

Deleting an existing static route that is no longer needed.

Manage the Modem Router and Monitor the Traffic

Update the Firmware of the Modem Router

Checking for and installing new firmware for the modem router.

Manage the Configuration File of the Modem Router

Backing up and restoring the modem router's configuration settings.

Recover the admin Password

Procedure to recover the admin password if it is forgotten.

Return the Modem Router to Its Factory Default Settings

Resetting the modem router to its original factory default settings.

View the Status and Statistics of the Modem Router

Viewing modem router information, connection status, and traffic statistics.

Manage the Activity Log and Syslog

Viewing and managing the modem router's activity log and syslog.

View Devices Currently on the Network

Displaying active wired and WiFi devices connected to the network.

Monitor and Meter Internet Traffic

Monitoring Internet traffic volume using the traffic meter utility.

Start the Traffic Meter Without Traffic Volume Restrictions

Starting the traffic meter to monitor data without setting volume limits.

View the Traffic Statistics and Traffic Status

Viewing traffic statistics and status of the traffic meter.

Restrict Internet Traffic by Volume

Recording and restricting Internet traffic volume in MB.

Restrict Internet Traffic by Connection Time

Recording and restricting Internet traffic based on connection time.

Manage the Modem Router Remotely

Accessing modem router settings securely over the Internet via remote management.

Configure the Modem Router as a DSL Modem Only

Changing the modem router's operation mode to DSL modem only.

Use VPN to Access Your Network

Set Up a VPN Connection

Setting up a virtual private network (VPN) for secure remote network access.

Specify VPN Service in the Modem Router

Specifying VPN service settings in the modem router before establishing a connection.

Install OpenVPN Software on Your Computer

Installing the OpenVPN client software on each computer for VPN connections.

Use a VPN Tunnel

Opening a VPN tunnel from a computer to the modem router over the Internet.

Use VPN to Access the Modem Routers USB Device and Media

Accessing USB devices and media on the modem router via VPN.

Use VPN to Access Your Internet Service at Home

Using a VPN connection to access your home Internet service remotely.

Set Up VPN Client Internet Access in the Modem Router

Allowing VPN clients to access the Internet remotely through the home network.

Block VPN Client Internet Access in the Modem Router

Restricting VPN clients to accessing only the home network, not the Internet.

Manage Port Forwarding and Port Triggering

Manage Port Forwarding to a Local Server for Services and Applications

Allowing incoming traffic to reach servers on the local network.

Forward Incoming Traffic for a Default Service or Application

Forwarding traffic for default services or applications to a specific network computer.

Add a Port Forwarding Rule with a Custom Service or Application

Creating port forwarding rules for services or applications not predefined.

Change a Port Forwarding Rule

Modifying an existing port forwarding rule configuration.

Remove a Port Forwarding Rule

Deleting a port forwarding rule that is no longer needed.

Manage Port Triggering for Services and Applications

Managing port triggering rules for dynamic port management.

Add a Port Triggering Rule

Defining custom services or applications for port triggering rules.

Change a Port Triggering Rule

Modifying an existing port triggering rule configuration.

Disable or Remove a Port Triggering Rule

Disabling or removing port triggering rules.

Specify the Time-Out Period for Port Triggering

Setting the time-out period for how long inbound ports stay open.

Disable Port Triggering

Temporarily disabling port triggering without removing rules.

Troubleshooting

Quick Tips for Troubleshooting

Common problems and their possible solutions for network issues.

Troubleshoot with the LEDs

Interpreting LED status lights for diagnosing modem router issues.

Power LED Is Off

Troubleshooting steps when the modem router's Power LED is off.

WiFi LED Is Off

Troubleshooting steps when the modem router's WiFi LED is off.

You Cannot Log In to the Modem Router

Steps to resolve issues preventing login to the modem router's web interface.

Troubleshoot the Internet Connection

Diagnosing and resolving problems with the modem router's Internet connection.

Troubleshoot the DSL Link

Diagnosing issues with the DSL link and connection status.

Internet LED Is Off

Troubleshooting steps when the Internet LED is off, indicating no connection.

Obtain an Internet IP Address

Checking if the modem router can obtain a valid IP address from the ISP.

Troubleshoot PPPoE or PPPoA

Verifying and resolving issues with PPPoE or PPPoA Internet connections.

Changes Are Not Saved

Troubleshooting why configuration changes made in the web interface are not saved.

Troubleshoot the WiFi Connectivity

Resolving issues with connecting to the modem router over WiFi.

Troubleshoot Your Network Using the Ping Utility

Using the ping utility to troubleshoot network connectivity issues.

Supplemental Information

Factory Settings

Details the default factory settings for the D6400 modem router.

Technical Specifications

Provides detailed technical specifications for the D6400 modem router.