FlowMon 1.1.0 Release Notes

1   Introduction

The release notes for flowmon-1.1.0 package contains a summary of the changes made since flowmon-1.0.3 package. It describes recently added, changed or deleted tools or other features of FlowMon project.

flowmon-1.1.0 package is available at http://www.liberouter.org/clients/. Process of installing this package is described in README file inside the package. Information about FlowMon project can be found at http://www.flowmon.org.

2   What's new

FlowMon 1.1.0 is a release distribution. This release contains a number of significant advancements over FlowMon 1.0.3 and introduces support for the COMBO6X platform.

2.1   Hardware (firmware)

  • support for COMBO6X mother card and COMBO-4SFPRO add-on card
$ lspci -d 18ec:
03:01.0 Ethernet controller: Cesnet, z.s.p.o. COMBO6X (rev 01)
  • handles 1GE traffic at line rate in both directions
  • port0/1 traffic marked in exported NetFlow data
  • fixed IP packet length for packets < 60B
  • line status (port0-3) can be read (cable connected/disconnected)

2.2   Software

  • new configuration tools (supersede old tools)
    • flowmonctl tool to setup and control FlowMon HW
    • flowmonlkm tool to load kernel drivers
    • flowmon tool to start up FlowMon probe
  • flowmon_nf5/9
    • flow anonymization added
    • added interface ID to flow records
  • kernel drivers are now SMP compliant
  • DMA support for reading flows from HW
  • documentation extended (man pages, README, ERRATA)

3   Upgrading from previous releases of FlowMon package

If you're upgrading from a previous release of FlowMon package please perform a complete reinstall. Read the README file for more information.