ISC DHCP EOS & EOL timeline

Check ISC DHCP end-of-support (EOS), end-of-life (EOL), release and extended-support dates. Compare versions and plan your next upgrade.

• 4.4

  End of life
  1. ReleasedJan 31, 2018
  2. End of life (EOL)Oct 5, 2022

  End of support (EOS)

  Not announced

  Extended support

  Not announced

• 4.3

  End of life
  1. ReleasedFeb 4, 2014
  2. End of life (EOL)Feb 28, 2018

  End of support (EOS)

  Not announced

  Extended support

  Not announced

• 4.2

  End of life
  1. ReleasedJul 15, 2010
  2. End of life (EOL)Mar 5, 2015

  End of support (EOS)

  Not announced

  Extended support

  Not announced

• 4.1

  End of life
  1. ReleasedDec 19, 2008
  2. End of life (EOL)Oct 5, 2022

  End of support (EOS)

  Not announced

  Extended support

  Not announced

Support milestones: end of support = Active support; end of life = Support. Unknown dates are shown as “Not announced”. Paid extended support is separate from standard end of life. Support windows may vary by version and edition. Timeline spacing is not a duration scale.