Wirnet™ i-series

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====== KerOS Firmware Release History ======
This page lists the main firmware releases since the 4.0.2 version and their associated major updates regarding previous one.

===== Firmware KerOS v5.7.2 (February 2023) =====
[[wiki:firmware:release_5.7|Download]]

==== Release corrections ====

  * Fix security vulnerabilities on KerOS API
  * Trigger autorestart of GWMP sockets when uplink message are timed out
  * Define pools instead of servers for NTP synchronization
  * Properly stop and restart LoRaWAN frames reception when applying a different channel plan

==== New features ====

  * Advanced LoRaWAN frames filtering (normal and reverse) with the support of :
    * Multiple ranges filters for NetID, JoinEUI and DevEUI
    * Proprietary frames 
  * Support default generic APN configuration (no MCC/MNC needed), by default set to BICS APN in provisioning file
  * Limited support of Wirnet iZeptoCell Cellular, see restrictions for more details

==== Evolutions====

  * Make ZTP more robust against backhaul disconnections
  * Set network monitoring enabled by default
  * Prevent disabling cellular backhaul on WebUI for new product iZeptoCell-Cellular
  * Set a fallback DNS server configuration by default
  * Automatically adjust TCP packets (fragmentation) depending on backhaul MTU
  * Add option --minimal/-m for get_logs script to get a smaller logs archive
  * Support of Japan version of WAN modem installed in iFemtocell-evo 923 and iStation 923
==== Restrictions ====
  * Some issues with the Wi-Fi interface (instabilities, no fallback...) on Wirnet iFemtoCell
  * When upgrading from KerOS firmware 4.x, all trustzone secrets are lost
  * When upgrading from KerOS FW 4.x, a hardware reset is necessary for FW 5.x burner to correctly detect USB
  * Update status for an update from KerOS FW 5.1.x, FW 5.2.x or FW 5.3.x is in error, but the update is working fine
  * No more support of GSM dongles

===== Firmware KerOS v5.5.4 (July 2022) =====
[[wiki:firmware:release_5.5.4|Download]]  [DELETED]

==== Release corrections ====
  * No NTP synchronization with GPS without internet <fc #008000> - solved</fc>
  * APN v.sarenet.es is refused by Ofono <fc #008000> - solved</fc>

==== New features ====

  * Support of Wirnet iZeptoCell Ethernet
  * Support of Helium network

==== Evolutions====
  * Linux Kernel update to new LTS (Long Term Support)
    * Linux Kernel LTS 5.4
    * Yocto 3.1.7
    * Upgrade to OpenSSL 1.1.1k
    * Upgrade to Connman 1.39 and Ofono 1.31
    * Upgrade of Python from 2.x to 3.x
  * New Secure Core software (needed for Helium miner)


===== Firmware KerOS v4.3.3 (September 2020) =====
[[wiki:firmware:release_4.3.3|Download]]

==== Release corrections ====
  * CPF: fix reconnection to LNS server after an uplink reconnection
  * Uplink: fix fallback from Ethernet to GSM if no DNS server

==== New features ====

  * Integration of CPF and WMC Embedded applications in firmware
  * Add NetID Filtering in CPF

==== Evolutions====

  * Increase CPF log size

===== Firmware KerOS v4.2.2 (March 2020) =====
[[wiki:firmware:release_4.2.2|Download]]

==== New features ====

  * Support for Wirnet™ iFemtocell-evolution.
  * Add BNM support for iStation and iFemtocell-evolution.
  * Add ''get_logs'' tool to simplify troubleshooting

==== Evolutions====

  * Improvement around gsmdiag (show status file by default).
  * Re-index eMMC device and always set it to /dev/mmcblk0 (instead xx0 for iBTS and xx1 for iFemtocell).
  * Disable watchdog self-refresh during kernel boot.

===== Firmware KerOS v4.2.1 (January 2020) =====
[[wiki:firmware:release_4.2.1|Download]] [DELETED]
  * Preliminary version of KerOS firmware for Wirnet iFemtoCell-evolution __only__.

===== Firmware KerOS v4.1.6 (September 2019) =====
[[wiki:firmware:release_4.1|Download]] 

==== Release corrections ====
  * Wifi not displayed on WEBUI if hidden Wifi networks are present
  * Leap second not used by TAI clock

==== New features ====

  * Generic firmware for all Wirnet™ i-series gateways
  * Support Wirnet™ iStation
  * Handle dongles E3372S-153 and FS040U

==== Evolutions====

  * REST API modified
  * WEBUI modified (Wifi and GSM configuration)
  * RPMB status not displayed anymore in discovery file
  * TAI clock activated by default


===== Firmware KerOS v4.0.2 (February 2019) =====
[[wiki:firmware:release_4.0.2_ibts|Download]]

  * First version of firmware 4.X for **Wirnet iBTS** gateways.

===== Firmware KerOS v4.0.4 (February 2019) =====
[[wiki:firmware:release_4.0.4_ifemto|Download]]

  * First version of firmware 4.X for **Wirnet iFemtoCell** gateways.
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