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From: Jan Just Keijser <janjust@...1147...>
Message-ID: <56913031.8070201@...1147...>
Date: Sat, 9 Jan 2016 17:07:13 +0100
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In-Reply-To: <1452354825-5096-1-git-send-email-iam@...2070...>
Subject: Re: [Openvpn-devel] [PATCH] Clarify mssfix documentation
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To: ValdikSS <iam@...2070...>, openvpn-devel@lists.sourceforge.net

Hi,

On 09/01/16 16:53, ValdikSS wrote:
> ---
>   doc/openvpn.8 | 6 +++++-
>   1 file changed, 5 insertions(+), 1 deletion(-)
>
> diff --git a/doc/openvpn.8 b/doc/openvpn.8
> index 9760e8b..ef77b29 100644
> --- a/doc/openvpn.8
> +++ b/doc/openvpn.8
> @@ -1381,7 +1381,11 @@ parameter is interpreted in the same way as the
>   .B \-\-link\-mtu
>   parameter, i.e. the UDP packet size after encapsulation
>   overhead has been added in, but not including
> -the UDP header itself.
> +the UDP header itself. Resulting packet would be at most 28
> +bytes larger for IPv4 and 48 bytes for IPv6 (20/40 bytes for IP
> +header and 8 bytes for UDP header). Default value of 1450 allows
> +IPv4 packets to be transmitted over a link with MTU 1473 or higher
> +without IP level fragmentation.
>   
>   The
>   .B \-\-mssfix

this is a clarification for the --fragment option, right?   and is the 
28/48 bytes also applicable in TAP mode?

JJK