From 1b5a4aa6b65f6429cdf133f084967f41656b1a3c Mon Sep 17 00:00:00 2001 From: Ben Pfaff Date: Mon, 11 Jan 2010 11:11:03 -0800 Subject: [PATCH] sflow: Document how the agent address is determined. --- vswitchd/ovs-vswitchd.conf.5.in | 9 +++++++++ 1 file changed, 9 insertions(+) diff --git a/vswitchd/ovs-vswitchd.conf.5.in b/vswitchd/ovs-vswitchd.conf.5.in index c53c4d4d..b763305c 100644 --- a/vswitchd/ovs-vswitchd.conf.5.in +++ b/vswitchd/ovs-vswitchd.conf.5.in @@ -482,6 +482,15 @@ sFlow collectors, by default every 30 seconds. To override this, set By default, \fBovs\-vswitchd\fR sends the first 128 bytes of sampled packets to sFlow collectors. To override this, set \fBsflow.\fIbridge\fB.header\fR to a size in bytes. +.PP +The sFlow module must be able to report an ``agent address'' to sFlow +collectors, which should be an IP address for the Open vSwitch that is +persistent and reachable over the network, if possible. If a +local IP is configured as \fBbridge.\fIbridge\fB.controller.ip\fR, +then that IP address is used by default. To override this default, +set \fBsflow.\fIbridge\fB.agent\fR to the name of a network device, in +which case the IP address set on that device is used. If no IP +address can be determined either way, sFlow is disabled. .SS "Remote Management" A \fBovs\-vswitchd\fR instance may be remotely managed by a controller that supports the OpenFlow Management Protocol, such as NOX. This -- 2.30.2