path: root/extensions
diff options
authorMichael Roth <>2013-05-19 13:22:16 +0200
committerFlorian Westphal <>2013-05-19 13:54:19 +0200
commit472bc914415baf2cd9aeb44605867365723a2e3d (patch)
tree95fb58fb130ae0613569b7302a857635fb84d59e /extensions
parent0efff29d495f5bf234d06e4730f1abd78bdb8a1a (diff)
doc: mention SNAT in INPUT chain since kernel 2.6.36
SNAT in the INPUT chain was added Jun 2010 to the kernel (commit c68cd6cc21eb329c47ff020ff7412bf58176984e). Signed-off-by: Michael Roth <> Signed-off-by: Florian Westphal <>
Diffstat (limited to 'extensions')
1 files changed, 10 insertions, 1 deletions
diff --git a/extensions/ b/extensions/
index 626b5929..093b09c4 100644
--- a/extensions/
+++ b/extensions/
@@ -2,7 +2,10 @@ This target is only valid in the
.B nat
table, in the
-chain. It specifies that the source address of the packet should be
+chains, and user-defined chains which are only called from those
+chains. It specifies that the source address of the packet should be
modified (and all future packets in this connection will also be
mangled), and rules should cease being examined. It takes one type
of option:
@@ -35,3 +38,9 @@ is used then port mapping will be randomized (kernel >= 2.6.21).
Gives a client the same source-/destination-address for each connection.
This supersedes the SAME target. Support for persistent mappings is available
from 2.6.29-rc2.
+Kernels prior to 2.6.36-rc1 don't have the ability to
+in the