On Fri, 9 Oct 2015 12:56:21 +0200
Pablo Neira Ayuso <pablo@xxxxxxxxxxxxx> wrote:
> On Thu, Oct 08, 2015 at 10:12:30PM +0200, Giorgio wrote:
> > <cmdline>:1:37-74: Error: transport protocol mapping is only valid after
> > transport protocol match
> That is telling that protocol context is missing, try with this:
>
> nft add rule nat prerouting ip protocol tcp \
> redirect to tcp dport map { 22 : 2222, 23 : 2323 }
The words, while technically correct, probably should convey more information. Perhaps something like:
"... Error: You must specify a transport protocol (TCP/UDP/etc.) before you can map it"
Neal
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