Firmware Update: OpenWrt 21.02.1

Version 21.02.1 of OpenWrt has been released. OpenWrt is an alternative open source firmware for a large number various routers and embedded devices. By means of the opkg package management system there is the possibility to determine for yourself what the router can and cannot do. Also on GoT there are several people actively involved, see this topic. You can update the version with sysupgrade from the web interface. The main improvements made in this release are listed below.

Major bug fixes

• Fix Let’s Encrypt certificate handling in WolfSSL
• Fix sysupgrade for Mikrotik targets
• Fix sysupgrade for Rockchip target when using squashfs

Device support

• Add support for iEi Puzzle-M901/Puzzle-M902

Various fixes and improvements

• Add build system support for Python 3.10
• Fix which handling on Fedora and MacOS build systems
• Add Tmux term info

Core components

• Update Linux kernel from 5.4.143 to 5.4.154
• Update mac80211 from 5.10.42 to 5.10.68
• Update ath10k-ct to 2021-09-22
• Update wolfssl from 4.7.0 to 4.8.1

Known issues

• Some IPv6 packets are dropped when software flow offloading is used: FS#3373
  As a workaround, do not activate software flow offloading, it is deactivate by default.