v6.1.8 (2018-11-08)
* First released version

v6.1.9 (2019-04-23)
* Added program "nohup"
* Added program "report"
* Added program "umupdate"
* Added support of eMMC 5.1 specification
* Added possibility to set timeout for checking connection
* Added possibility to set port range to Firewall and NAT configuration
* Added information about additional interfaces into SNMP
* Modified comparison of firmware versions
* Modified switching to another SIM card after modem hangup
* Modified reading out ICCID from SIM card
* Increased buffer size for USB bulk transfers
* Fixed check of IPv6 connection
* Fixed IPv6 prefix delegation
* Fixed detection of RS485
* Fixed switching to lower power mode while binary input is already active
* Fixed JavaScript on page SMTP Configuration
* Fixed JavaScript on page SMS Configuration
* Upgraded library OpenSSL to version 1.0.2r
* Upgraded program OpenSSH to version 8.0p1
* Upgraded program curl to version 7.64.1
* Upgraded program dnsmasq to version 2.80
* Upgraded program hostapd to version 2.8
* Upgraded program wpa_supplicant to version 2.8

v6.1.10 (2019-07-02)
* Added protection against brute force attacks
* Added filtering out of sensitive data from the report
* Added support of backup and restore of encrypted configuration
* Added support of dynamic starting time of automatic update
* Added dropping SYN packets with suspicious MSS value
* Extended compatibility check of uploaded user modules
* Enabled OpenVPN management interface
* Fixed route selection in Multi WAN mode
* Fixed setting preferred technology
* Fixed CVE-2019-11477 in Linux kernel
* Fixed CVE-2019-11478 in Linux kernel

v6.2.0 (2019-08-16)
* Added support of WiFi
* Added support of WiFi multi-role
* Added support of load balancing
* Added support of interface selection to PPPoE client
* Added support of IEEE 802.1Q to PPPoE client
* Added support of PAM RADIUS authentication
* Added support of hardware flow control
* Added support of loading certificates in PEM format
* Added support of loading certificates in PKCS#12 format
* Added support of VRRPv3 and the second instance
* Changed look of the web interface
* Applied toolchain hardening
* Fixed netmask validation
* Upgraded Linux kernel to version 4.14.138
* Upgraded library glibc to version 2.30
* Upgraded program OpenVPN to version 2.4.7
* Upgraded program curl to version 7.65.3
* Upgraded program sudo to version 1.8.22
* Upgraded program iproute2 to version 4.14.1
* Upgraded program iw to version 4.14
* Upgraded program hostapd to version 2.9
* Upgraded program wpa_supplicant to version 2.9
