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wiki:firmware:release_5.7

KerOS firmware v5.7.2 (February 2023)

Changes from v5.5.4

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

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

Compatibility

  • Compatible with Wirnet™ i-series gateways (Wirnet iBTS, Wirnet iFemtoCell, Wirnet iStation, Wirnet iFemtoCell-evolution, Wirnet iZeptoCell Ethernet, Wirnet iZeptoCell Cellular).

Software

  • Compatible with Wirnet™ i-series gateways secured with Kerlink Production fuses or without any fuses flashed.
  • Regular update (keros.ipk) is incompatible with firmware older than v5.x

  • To upgrade the system from KerOS version 4.3.3 to KerOS version 5.x the use of a liveburner is MANDATORY. Two possibilities are available:
    • Upgrade with a custom liveburner. It allows to keep some elements like gateway configuration. To use a custom liveburner, please refer to the dedicated page: Major version upgrade with a custom liveburner.
    • Upgrade with a regular liveburner (erasing the whole partition to reinstall the firmware)

Delivery

The firmware is released in two formats: KerOS and Liveburner.

KerOS : Update the Firmware
To update the firmware from v5.x, the regular update procedure can be used. See system upgrade page.


Liveburner : Reset the Firmware of the product

  • Update stock restore version with FW 5.7.2.
  • Reset the default password on your gateway.
  • Erase the whole partition to reinstall the firmware.

Download

wiki/firmware/release_5.7.txt · Last modified: 2023/06/01 14:49 by ehe