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This article provides an example of configuring J-Flow on an SRX Series device.
Note: J-Flow does not require a license on SRX devices.
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J-Flow versions 5, 8, and 9 are supported on SRX series Series devices.
J-Flow version 9 on standalone devices is supported as of:
SRX Branch devices (SRX1x0, SRX2x0, SRX550, SRX650)
Junos 10.4
SRX-HE devices (SRX1400, SRX3x00, SRX5x00)
Junos 12.1X45-D10
SRX3x0 & SRX550M
Junos 15.1X49-D30
SRX1500, SRX4100, SRX4200, vSRX
15.1X49-D80
SRX4600
Junos 17.4R1-S1
J-Flow version 9 on chassis cluster devices as of:
SRX Branch devices (SRX-300/320/340/345/380/550HM)
Junos 20.1R1
SRX-HE devices (SRX1400, SRX3x00, SRX5x00)
Junos 12.1X45-D10
SRX1500, SRX4100, SRX4200, vSRX
Junos 15.1X49-D80
SRX4600
Junos 17.4R1-S1
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user@host# set system ntp server 10.10.10.254
Application Note
Juniper Flow Monitoring (includes diagrams of how J-Flow works and v9 configuration example)