JFLOW OutputInt value is zero when the ingress/incoming interface sits in one VR/VRF and the egress/outgoing interface sits in another VR/VRF and next-table is used to bring traffic from the incoming to outgoing VR/VRF. Traffic that follows leaked routes will have the correct value for OutputInt. The negative to this approach is more memory is tied up since the leaked/extra … [Read more...]
Inline Flow Monitoring for MX MPC’s
This article will show a sample configuration and give some cavets of inline jflow monitoring using the ipfix format. From the Junos 10.2 release notes: Inline flow monitoring support (MX240, MX480, and MX960 only)—Adds the capability to support flow monitoring and sampling services inline in the data path, without the need for a services PIC, on MX Series Modular Port … [Read more...]