Service Overview

IPv4 over IPv6 Connection (DS-Lite) is an additional feature to IPv6 Connection Feature.
A faster and more enhanced data communication is provided by connecting to both IPv4 and IPv6 websites using the IPv6 network.

What is IPv4 over IPv6 Connection (DS-Lite)?

• 

  Speedy access to IPv4 supported websites too

  A technology called Dual-Stack Lite (DS-Lite) enables the IPv4 communication in IPv6 (IPoE) network. A fast data communication is possible by using the IPv6 network for both IPv4 and IPv6, providing you an even greater internet experience.

• 

  No need to change settings

  If you are using a supported router, connection settings will be automatically completed by making a request to start the use through My Page.
  There is no need to make any changes in your settings to access IPv4 supported websites.

• 

  No additional charge

  IPv4 over IPv6 Connection Feature is provided as a standard feature of Asahi Net's fiber-optic connection services.
  Initial fees and monthly charges are not required.

Feature Details

Connection method	DS-Lite
IP address	We will provide you with IPv4 IP address. Please note that IP address we provide you is not a fixed IP address.
Requirements	IPv6 Connection (IPoE) requirements has to be fulfilled. User of supporting router. Depending on service, you may need to apply for the service to fulfill requirements. Please refer to "Steps to Start Using" for details.

IPv4 over IPv6 Connection (DS-Lite) supported routers

• Rental router (home gateway)
• Router prepared by yourself

Rental router (home gateway)

Manufacturer	Supported Device	How to Rent a Router
NTT East/West	XG-100NE PR-600KI/PR-600MI/RX-600KI/RX-600MI/ PR-500KI/PR-500MI/RT-500KI/RT-500MI/ RS-500KI*1/RS-500MI*1	Please contact the fiber-optic line provider you are using

1. *1Only available in NTT East.
2. *Please use with the latest version firmware.
3. *Please note that only XG-100NE supports the Hikari Cross line Service. For that reason, if you are using Asahi Net Hikari Cross Course, Asahi Net docomo Hikari 10 Gbps Course, FLET'S Hikari Cross Course, or Asahi Net FTTH with FLET'S Cross, please also apply for a rental router.

Router prepared by yourself

Manufacturer	Supported Device	Online Store
BUFFALO	WXR9300BE6P series WSR-1500AX2L-KH WCR-1166DHPL/N series WXR-5700AX7P series WXR-5700AX7S series WXR-5700AX7B series WSR-1500AX2L series WXR18000BE10P series WNR-5400XE6P series WXR-11000XE12 series WXR-6000AX12B series WXR-5950AX12 series WNR-3000AX4 series WSR-6000AX8P series WSR-5400XE6 series WSR-3000AX4P series WSR-1500AX2B series WXR-6000AX12S series WXR-6000AX12P series WSR-6000AX8 series WSR-1500AX2S series WSR-1166DHPL2 series VR-U500X VR-U300W	Amazon (in Japanese)
ELECOM	WRC-X6000GSD-G WRC-BE36QS-B WRC-BE94XS-B WMC-2HC-W WMC-2LX2-B WMC-C2533GST-W WMC-DLGST2-W WMC-M1267GST2-W WMC-X1800GST2-B WRC-2533GS2V-B WRC-G01-W WRC-X1500GS-B WRC-X3000GS3-B WRC-X3000GST2-B WRC-X6000QS-G WRC-X6000XST-G WRC-X6000XS-G WRC-XE5400GS-G WRC-X3200GST3-B WRC-X3000GS2-B WRC-X3000GS2-W WRC-2533GS2-B WRC-2533GS2-W WRC-X1800GS-B WRC-1167GS2-B WMC-X1800GST-B WMC-2LX-B	-
i-o data device	WN-7D36QR WN-7T94XR WN-DAX5400QR WN-DAX4200GR WN-DAX3000GR WN-DEAX1800GR WN-DX1200GR	io PLAZA (in Japanese)
NEC Platforms	Aterm WX5400T6 Aterm WX4200D5 Aterm GX621A1 Aterm WX7800T8 Aterm WX11000T12 Aterm WX5400HP Aterm WX4200D5 Aterm WX3000HP2 Aterm WX1500HP Aterm WX(AX)1800HP Aterm Biz SH621A1 Aterm WG1200HS4 Aterm WG1200HP4	Amazon (in Japanese)
Yamaha	RTX1220 RTX830 NVR510 RTX3510 RTX1300 NVR700W	-

1. *Please use with the latest version firmware.
2. *Please note that only XG-100NE supports the Hikari Cross line Service. For that reason, if you are using Asahi Net Hikari Cross Course, Asahi Net docomo Hikari 10 Gbps Course, FLET'S Hikari Cross Course, or Asahi Net FTTH with FLET'S Cross, please also apply for a rental router.

Steps to Start Using

Please check the following before making your application.

If you are using one of the following Courses, there is no need to take the Procedure to Start Using the Service.

• Asahi Net docomo Hikari 10 Gbps Course
• FLET'S Hikari Cross Course
• Asahi Net FTTH with FLET'S Cross

Also, members who applied for IPv4 over IPv6 Connection together with the application of connection service do not have to take any procedure.

If you are not using the IPv6 Connection Feature (IPoE), your Customer ID will be required when making the application. Please have your ID ready before making your application.

1. STEP1

   Prepare a supported router.

   IPv4 over IPv6 Connection will become available a few hours after taking the procedure to Start Using the Service. Please have your supported router connected to ONU and turn the switch ON before making your request.

2. STEP2

   Procedure to start using

   Please make a request from the following page in order to start using the service.

   Proceed to registration for IPv6 Connection Feature

   • *[Individual Members] Please have your Asahi Net User ID and password ready. Click here, if you have forgotten your ID or password.
3. STEP3

   Automatic connection setting

   After your request has been processed, the connection settings will be completed automatically.
   After the settings are completed, you can start using the Service immediately.

4. STEP4

   Start using

   You can check if you are connected with IPv6 from the following page.

   IPv6 Connection Status

FAQ

Precautions

If you are switching providers to Asahi Net

• In case where you are switching providers to Asahi Net and applying for the applicable course at the same time, you may not use the IPv6 Connection Feature (IPv6 connection (IPoE) and IPv4 over IPv6 (DS-Lite)) if you are still using the IPv6 service by other company.
• If your application is processed without terminating the IPv6 service by other company, you will not be able to use our IPv6 Connection Feature. In that case, we will send you a confirmation (notice). When you receive the notice, please terminate the IPv6 service by other company and apply again for Asahi Net's IPv6 Connection Feature.

If your fiber-optic line ID starts with COP

• If you are using a fiber-optic line with a line ID starting with COP, and has subscribed for Hikari Denwa before September 2014, there are cases where you may not be able to connect with IPv4 over IPv6 Connection.
• If you are using Type 1 Hikari Denwa, please change to Type 2. Please note that you may be required to replace your device to a Hikari Denwa-supported device if you are changing your Type.