From: Phil Sutter <phil@nwl.cc>
To: Stephen Hemminger <stephen@networkplumber.org>
Cc: netdev@vger.kernel.org
Subject: [iproute PATCH] man: ip-route.8: Add notes about dropped IPv4 route cache
Date: Wed, 30 Nov 2016 09:29:48 +0100 [thread overview]
Message-ID: <20161130082948.21925-1-phil@nwl.cc> (raw)
Signed-off-by: Phil Sutter <phil@nwl.cc>
---
man/man8/ip-route.8.in | 6 ++++++
1 file changed, 6 insertions(+)
diff --git a/man/man8/ip-route.8.in b/man/man8/ip-route.8.in
index d4fae3cc783ba..c0acaa0020ef7 100644
--- a/man/man8/ip-route.8.in
+++ b/man/man8/ip-route.8.in
@@ -924,6 +924,12 @@ routes are left unchanged. Any routes specified in the data stream that
already exist in the table will be ignored.
.RE
+.SH NOTES
+Starting with Linux kernel version 3.6, there is no routing cache for IPv4
+anymore. Hence
+.B "ip route show cached"
+will never print any entries on systems with this or newer kernel versions.
+
.SH EXAMPLES
.PP
ip ro
--
2.10.0
reply other threads:[~2016-11-30 8:30 UTC|newest]
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