Re: IPsec and Path MTU

["David S. Miller" <davem@xxxxxxxxxx>]

On Thu, 17 Jun 2004 00:23:41 +0400
Alexey Kuznetsov <kuznet@xxxxxxxxxxxxx> wrote:

> Actually, the last time when we discussed this we had only one
> but _damn_ ugly problem. We have to remember original packet content
> to reply with ICMP correctly, when encapsulating. Is it possible
> that you are confused with this? We do send invalid ICMP_FRAG_NEEDED
> from ip_fragment. PMTU discovery will work only if we reply to original,
> not transofrmed packet. See?

Yes, it seems we should finally implement this beast.