diff options
| author | Florian Westphal <fw@strlen.de> | 2017-07-05 00:54:27 +0200 |
|---|---|---|
| committer | Florian Westphal <fw@strlen.de> | 2017-08-22 23:51:08 +0200 |
| commit | 444ac7bee1452cdf59ec44400db210423052d109 (patch) | |
| tree | 3b9d1b9952b78652e4b9342cb037899acf87a258 /doc | |
| parent | 0c0b2452bc3c96cf3db09eb8cbf62778a2fd8f6c (diff) | |
rt: add path mtu support
Only use case is to allow similar behaviour to iptables
TCPMSS --clamp-mss-to-pmtu, by combining this with exthdr statement:
tcp option maxseg size set rt mtu
Signed-off-by: Florian Westphal <fw@strlen.de>
Acked-by: Pablo Neira Ayuso <pablo@netfilter.org>
Diffstat (limited to 'doc')
| -rw-r--r-- | doc/nft.xml | 7 |
1 files changed, 7 insertions, 0 deletions
diff --git a/doc/nft.xml b/doc/nft.xml index d3213d02..4e2730f6 100644 --- a/doc/nft.xml +++ b/doc/nft.xml @@ -2836,6 +2836,11 @@ filter prerouting meta mark set 0xdead fib daddr . mark type vmap { blackhole : <entry>Routing nexthop</entry> <entry>ipv4_addr/ipv6_addr</entry> </row> + <row> + <entry>mtu</entry> + <entry>TCP maximum segment size of route</entry> + <entry>integer (16 bit)</entry> + </row> </tbody> </tgroup> </table> @@ -4270,6 +4275,8 @@ ip forward ip dscp set 42 <title>change tcp mss</title> <programlisting> tcp option maxseg size set 1360 +# set a size based on route information: +tcp option maxseg size set rt mtu </programlisting> </example> </para> |