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The initial feature release of the 5.5 series of NAV is now out!

The source code is available for download at GitHub.

New packages for Debian 10 (Buster) and 11 (Bullseye) are available in our APT repository as usual.

Please be extra aware of config file changes. Look out for *.dpkg-dist files in /etc/nav and make sure to update your running config.

The virtual appliance will be updated shortly.


  • Bump lxml from 4.6.5 to 4.9.1 in /tests (#2443)
  • Links and documented references to the NAV mailing lists have changed to the domain.


  • Add link to #nav irc channel on Libera.Chat to README file (#2475)
  • Add mac_addresses attribute to /netbox/ API endpoint (#2487, #2490)
  • Add ability to filter by alert severity in the status tool (#2467)
  • Support for fetching ARP cache entries from all Arista VRF instances (#2262, #2454))
  • Link aggregation information added to NAV API (#1765, #2440)
  • Support fetching memory stats from CISCO-ENHANCED-MEMPOOL-MIB (#2236, #2439)
  • Added a flag to navcheckservice that shows all available handler plugins (#2378, #2437)
  • Post deviceHwUpgrade/deviceSwUpgrade/deviceFwUpgrade events when changes are detected to devices' hardware, software or firmware revisions (#2393, #2413)
  • Call a cleanup() method for individual container objects after ipdevpoll save stage (#2421)
  • Added Device methods to resolve and return related objects/entities (chassis, modules, fans, power supplied) and extended device descriptions (#2428)


  • Avoid potential resource leaks by properly closing configuration files after reading them (#2451)
  • Geomap “link to this configuration” now actually opens the correct location at the correct zoom level (#2412, #2488)
  • snmptrapd can now identify an SNMP agent from any of its interface addresses (#2387, #2461)
  • PortAdmin now ignores incorrectly configured VLAN tags (tagged as NA) on Juniper switches, instead of crashing (#2452, #2453)
  • Fix potential ipdevpoll crashes due to database fetches in wrong thread (#2478, #2480)
  • Handle Graphite connection issues gracefully in ranked statistics page (#2459)
  • Handle Graphite connection issues gracefully in device group detail page (#2345, #2434)
  • Removed needless carbon data chunking from activeipcollector (#1696, #2462)
  • Evaluate 0.0 as a valid numeric metric value during threshold rule evaluations (#2447
  • Updated dead links in Geomap documentation (#2419)
  • Link from IPAM to reserve prefixed in SeedDB now works again (#2410, #2422)
  • Improved inefficient database queries in Arnold (#2425)
  • Updated tox examples in hacking documentation (#2427, #2430)
  • Fixed an AttributeError crash bug in the naventity command line program (#2433, #2444)

Release notes

We always advise you to have a look at NAV’s accompanying release notes before upgrading.

Happy NAVing everyone!