This page lists the main firmware releases since the 4.0.2 version and their associated major updates regarding previous one.

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• 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

• 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

• 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

• 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

Download [DELETED]

• No NTP synchronization with GPS without internet - solved
• APN v.sarenet.es is refused by Ofono - solved

• Support of Wirnet iZeptoCell Ethernet
• Support of Helium network

• 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)

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• CPF: fix reconnection to LNS server after an uplink reconnection
• Uplink: fix fallback from Ethernet to GSM if no DNS server

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

• Increase CPF log size

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

• 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.

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• Preliminary version of KerOS firmware for Wirnet iFemtoCell-evolution only.

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• Wifi not displayed on WEBUI if hidden Wifi networks are present
• Leap second not used by TAI clock

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

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

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

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