Thanks. "proto udp4" works.
However "proto*col* udp4" as mentioned by Gert fails with an error
"Options error: Unrecognized option". I am on OpenVPN 2.4.4
Thanks,
Sachin
On Wednesday 13 December 2017 01:42 PM, Gert Doering wrote:
> Hi,
>
> On Wed, Dec 13, 2017 at 01:19:14PM -0500, Sachin Garg wrote:
>> Is there a way to force the DNS lookup and subsequent OpenVPN connection
>> only over IPv4?
> DNS lookups, no (because that happens outside OpenVPN).
>
> OpenVPN itself, yes.
>
>> I am using OpenVPN to provide IPv6 to hosts not otherwise accessible
>> over IPv6. Using the server's hostname works fine on hosts without
>> native IPv6.
>>
>> However, in the config file, for hosts on a dual-stacked network instead of:
>>
>> remote hostname.domainname 1194
>>
>> I have to use:
>>
>> remote 192.x.x.y 1194
>>
>> that is the IPv4 address. Was wondering if there is an option (like that
>> in SSH) to explicitly provide for an address family:
> Just use "protocol udp4" to force IPv4-only (or "tcp4").
>
> gert
>
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