ip sflow export
This command enables the export of sFlow statistics on a network interface. The sFlow function on the network interface can be enabled if the Firewall function (section ip firewall disable) is disabled on the interface; otherwise, the export of sFlow statistics is configured in the Firewall rule (section action).
The use of a negative form (no) of the command disables the export of sFlow statistics on a network interface.
Syntax
[no] ip sflow export
Parameters
The command does not contain parameters.
Required privilege level
15
Command mode
CONFIG-GI
CONFIG-TE
CONFIG-SUBIF
CONFIG-QINQ-IF
CONFIG-PORT-CHANNEL
CONFIG-CELLULAR-MODEM
CONFIG-E1
CONFIG-MULTIWAN
CONFIG-VTI
CONFIG-GRE
CONFIG-IP4IP4
CONFIG-BRIDGE
CONFIG-LT
CONFIG-PPPOE
Example
esr(config-if-gi)# ip sflow export
port
This command defines the port of the sFlow service on the statistics collection server.
The use of a negative form (no) of the command sets the default value.
Syntax
port <PORT>
no port
Parameters
<PORT> – UDP port number, set in the range of [1..65535].
Default value
6343
Required privilege level
15
Command mode
CONFIG-SFLOW-HOST
Example
esr(config-sflow-host)# port 5556
sflow collector
The command is used to set partnership relations between NTP servers and to switch to CONFIG-NTP command mode.
The use of a negative form (no) of the command removes a specific carrier information.
Syntax
[no] sflow collector <ADDR>
Parameters
<ADDR> – collector IP address, defined as AAA.BBB.CCC.DDD where each part takes values of [0..255].
Required privilege level
15
Command mode
CONFIG
Example
esr(config)# sflow collector 10.100.100.1 esr(config-sflow-host)#
sflow enable
This command enables sFlow on the router.
The use of a negative form (no) of the command disables sFlow on the router.
Syntax
[no] sflow enable
Parameters
The command does not contain parameters.
Default value
Process disabled.
Required privilege level
15
Command mode
CONFIG
Example
esr(config)# sflow enable
sflow poll-interval
This command sets the interval after which the information about the counters of the network interface is obtained.
The use of a negative form (no) of the command sets the default value.
Syntax
sflow poll-interval <TIMEOUT>
no sflow poll-interval
Parameters
<TIMEOUT> – interval after which the information about the network interface counters is retrieved takes the value [1..300].
Default value
10 seconds
Required privilege level
10
Command mode
CONFIG
Example
esr(config)# sflow poll-interval 30
sflow sampling-rate
Set the rate of sending the unchanged user traffic packets to sFlow collector.
The use of a negative form (no) of the command sets the default value.
Syntax
sflow sampling-rate <RATE>
no sflow sampling-rate
Parameters
<RATE> – rate of sending the user traffic packets to the collector, takes the value of [1..65535]. If the frequency value is 10, one packet out of ten will be sent to the collector.
Default value
1000
Required privilege level
10
Command mode
CONFIG
Example
esr(config)# sflow sampling-rate 100
show sflow configuration
The command displays sFlow agent configuration parameters.
Syntax
show sflow configuration
Parameters
The command does not contain parameters.
Required privilege level
1
Command mode
ROOT
Example
esr# show sflow configuration sFlow configuration: Global state: Enabled Sample rate: 1000 Poll interval: 10 Host: 115.0.0.10 Port: 6800 Host: 115.0.0.20 Port: 6343 Host: 115.0.0.30 Port: 6343