ETSI TS 136 421

History (15)

• Standard

  ETSI TS 136 421

  LTE; Evolved Universal Terrestrial Radio Access Network (E-UTRAN); X2 layer 1
  Oct 2025 Revised
• Standard

  ETSI TS 136 421

  LTE; Evolved Universal Terrestrial Radio Access Network (E-UTRAN); X2 layer 1
  Oct 2025 Published
• Standard

  ETSI TS 136 421

  LTE; Evolved Universal Terrestrial Radio Access Network (E-UTRAN); X2 layer 1
  May 2024 Revised
• Standard

  ETSI TS 136 421

  LTE; Evolved Universal Terrestrial Radio Access Network (E-UTRAN); X2 layer 1
  May 2022 Revised
• Standard

  ETSI TS 136 421

  LTE; Evolved Universal Terrestrial Radio Access Network (E-UTRAN); X2 layer 1
  Jul 2020 Revised
• Standard

  ETSI TS 136 421

  LTE; Evolved Universal Terrestrial Radio Access Network (E-UTRAN); X2 layer 1
  Jul 2018 Revised
• Standard

  ETSI TS 136 421

  LTE; Evolved Universal Terrestrial Radio Access Network (E-UTRAN); X2 layer 1
  Apr 2017 Revised
• Standard

  ETSI TS 136 421

  LTE; Evolved Universal Terrestrial Radio Access Network (E-UTRAN); X2 layer 1
  Feb 2016 Revised
• Standard

  ETSI TS 136 421

  LTE; Evolved Universal Terrestrial Radio Access Network (E-UTRAN); X2 layer 1
  Sept 2014 Revised
• Standard

  ETSI TS 136 421

  LTE; Evolved Universal Terrestrial Radio Access Network (E-UTRAN); X2 layer 1
  Oct 2012 Revised
• Standard

  ETSI TS 136 421

  LTE; Evolved Universal Terrestrial Radio Access Network (E-UTRAN); X2 layer 1
  Oct 2012 Revised
• Standard

  ETSI TS 136 421

  LTE; Evolved Universal Terrestrial Radio Access Network (E-UTRAN); X2 layer 1
  May 2011 Revised
• Standard

  ETSI TS 136 421

  LTE; Evolved Universal Terrestrial Radio Access Network (E-UTRAN); X2 layer 1
  May 2011 Revised
• Standard

  ETSI TS 136 421

  LTE; Evolved Universal Terrestrial Radio Access Network (E-UTRAN); X2 layer 1
  Jan 2011 Revised
• Standard

  ETSI TS 136 421

  LTE; Evolved Universal Terrestrial Radio Access Network (E-UTRAN); X2 layer 1
  Nov 2008 Revised