IPv6 over VPN problem

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kh_tsang
Posts: 551
Joined: Wed Jul 24, 2013 12:09 pm

IPv6 over VPN problem

Post by kh_tsang » Wed May 27, 2015 4:01 pm

After the client gets an ipv6 address from the vpnserver, the client is still sending traffic from the original IPv6 address of my computer, so I need to remove the original default gateway. How to solve the problem so that IPv6 traffic sending out from my computer is going through the VPN?

Secondly, the L2TP/IPsec client is unable to obtain IPv6 address from the radvd, how to solve the problem?

kh_tsang
Posts: 551
Joined: Wed Jul 24, 2013 12:09 pm

Re: IPv6 over VPN problem

Post by kh_tsang » Sat May 30, 2015 3:18 am

At the same time, softether l2tp/ipsec fails to listen on IPv6 properly, the windows client shows the error message about server is not responding.

thisjun
Posts: 2458
Joined: Mon Feb 24, 2014 11:03 am

Re: IPv6 over VPN problem

Post by thisjun » Thu Jun 11, 2015 5:47 am

I think your problem is caused by client OS.
What OS do you use on client?

BTW, SoftEther L2TP supports only IPv4 over IPv4.

kh_tsang
Posts: 551
Joined: Wed Jul 24, 2013 12:09 pm

Re: IPv6 over VPN problem

Post by kh_tsang » Thu Jun 11, 2015 2:23 pm

I am using Windows built-in client.

kh_tsang
Posts: 551
Joined: Wed Jul 24, 2013 12:09 pm

Re: IPv6 over VPN problem

Post by kh_tsang » Fri Jun 12, 2015 7:20 am

About the default gateway problem, I am using the Windows 8.1 with Windows version of Softether VPN client.
About the L2TP/IPsec problem, I am using the built-in client of Windows 8.1.

thisjun
Posts: 2458
Joined: Mon Feb 24, 2014 11:03 am

Re: IPv6 over VPN problem

Post by thisjun » Thu Jun 25, 2015 7:12 am

Please show ipconfig result when connect VPN server.

kh_tsang
Posts: 551
Joined: Wed Jul 24, 2013 12:09 pm

Re: IPv6 over VPN problem

Post by kh_tsang » Thu Jun 25, 2015 8:10 am

I temporary disabled IPv6 due to other issues like inefficient route. I will try when native IPv6 is available.

andiling
Posts: 5
Joined: Wed Aug 12, 2015 2:22 pm

Re: IPv6 over VPN problem

Post by andiling » Wed Aug 12, 2015 3:27 pm

thisjun wrote:
> BTW, SoftEther L2TP supports only IPv4 over IPv4.

Are there any plans to implement IPv6 since it gets more important day by day?

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