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authorAndrew Thompson <thompsa@FreeBSD.org>2012-02-22 22:29:23 +0000
committerAndrew Thompson <thompsa@FreeBSD.org>2012-02-22 22:29:23 +0000
commit6f9c725237381e289dcf92744286c2107c626c03 (patch)
tree76e76fcdf25cce1f248df188a259dd6ebc5ea13b /share
parent95bfa2fc2230a946e072751ef5c4e0d059416e8a (diff)
downloadsrc-test2-6f9c725237381e289dcf92744286c2107c626c03.tar.gz
src-test2-6f9c725237381e289dcf92744286c2107c626c03.zip
Notes
Diffstat (limited to 'share')
-rw-r--r--share/man/man4/lagg.414
1 files changed, 13 insertions, 1 deletions
diff --git a/share/man/man4/lagg.4 b/share/man/man4/lagg.4
index ec7d8ec9da88..d1e4a3f40850 100644
--- a/share/man/man4/lagg.4
+++ b/share/man/man4/lagg.4
@@ -16,7 +16,7 @@
.\"
.\" $FreeBSD$
.\"
-.Dd October 18, 2010
+.Dd February 23, 2012
.Dt LAGG 4
.Os
.Sh NAME
@@ -134,6 +134,18 @@ variable in
.Pp
The MTU of the first interface to be added is used as the lagg MTU.
All additional interfaces are required to have exactly the same value.
+.Pp
+The
+.Ic loadbalance
+and
+.Ic lacp
+modes will use the RSS hash from the network card if available to avoid
+computing one, this may give poor traffic distribution if the hash is invalid
+or uses less of the protocol header information.
+Local hash computation can be forced by setting the
+.Va net.link.lagg.X.use_flowid
+.Xr sysctl 8
+variable to zero where X is the interface number.
.Sh EXAMPLES
Create a 802.3ad link aggregation using LACP with two
.Xr bge 4