On 21.02.20 10:42, Cyborg via Exim-users wrote: > Hi,
>
> i have a ipv6 ip running, which starts with 2a02:....
>
> as soon as i set a "interface = 2a02:........." in the remote
> transport, it get this:
>
> R=remoteusers T=remote_smtp defer (-1): "2a02" is not a valid IP address
> for the "interface" option for remote_smtp transport
>
> exim cuts the ip to the first block.
>
> Is there any special syntax for ipv6 ips to give in that option or do we
> need BOTH, an ipv4 and an ipv6 ip together on a 4/6 system?