Re: About IPv6 support

Gilles Diribarne <[email protected]>
Newsgroups gmane.linux.keepalived.devel
Message-ID <[email protected]>
Hi,

Thank for your answer.

I have currently a problem ;-)

We have a VRRP configuration containing IPv6 virtual addresses, using 
native_ipv6 mode.
We have noticed that no IPv6 address is sent in native_ipv6 mode in the 
VRRP packet.
I had a look in the source code, and saw that there was no check of the 
IP address in IPv6.

What is keepalived behaviour when native_ipv6 mode and IPv6 virtual 
addresses are set ?

If the IPv6 virtual addresses are not conveyed into VRRP packet, the 
receiver is not able to check the coherence with its own configuration. 
It can only check that the VRRP identifier is same and the number of 
virtual addresses is the same.

It does not prevent to have different IPv6 virtual addresses for a VRRP 
instance with the same VRRP identifier.

Gilles

On 31/03/2015 14:06, Frank Baalbergen wrote:
> Hi Gilles,
>
> On 03/31/2015 09:14 AM, Gilles Diribarne wrote:
>
>> Is IPv6 well supported currently ? If not, do you have any plan to do this ?
> As far as i know IPv6 is supported, how well it is supported i don't
> know. We are using keepalived in combination with IPv6 for a couple of
> years. We have also multiple keepalived servers running with multiple
> IPv6 addresses as virtual_ipaddress.
>
> What is your exact problem with IPv6? What functionality is not working?
> Do you get any errors in Keepalived?
>
>> Would you accept contributions about IPv6 support ?
> Yes, you can send a pull request to https://github.com/acassen/keepalived.
>
> Regards,
>
> Frank
>


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