v1.5.0 - 26.11.2024
  - Features
    - multi-port switching on events
    - all-off reverse is configurable
    - all-on restart delay sequence
    - IP-watchdog report only function
    - make input toggle counter accessible to all protocols
    - internal watchdog now additionally monitors MQTT operation
    - sensor values configurable in Â°F and inHg
    - region specific Software Safeguard
    - updated SSL(TLS), SSH, MQTT libraries to newest versions
  - Bugfixes
    - fixed wrong MQTT JSON Device Data Summary when Sensor 7207 inserted
    - corrected text in web interface showing countdown of coldstart batch sequence
    - fixed wrong units of electrical energy values shown from console cmdline interface
    - SNMP octet header now works with length greater 127
    - resetting manual calib data when external sensor has none stored

v1.4.1 - 22.08.2023
  - Bugfixes
    - 'Choose File' in SSL Cert upload now usable again
    - fixed fallback to user/pass when SSH key denied

v1.4.0 - 01.08.2023
  - Features
    - added session authentication with optional CSRF token in webserver
    - updated SSL(TLS), SSH, jquery-UI libraries to newest versions
    - support for new external sensors with additional inputs
    - calibration data can be stored on external sensors
    - warning when DHCP activated but gets no answer from DHCP server
  - Bugfixes
    - removed Ciphers with AES CBC from TLS and SSH
    - removed SSH Ciphers with SHA1
    - fixed possible buffer problem in webserver

v1.3.2 - 23.02.2023
  - Features
    - extended MQTT telemetry with more electrical data
    - removed 3DES TLS Ciphersuites (SWEET32)
    - extended internal watchdog
  - Bugfixes
    - increased webserver stability when targeted by vulnerability scanners

v1.3.0 - 12.08.2022
  - Features
    - new hardware platform components support
  - Bugfixes
    - DNS resolver stability improved
    - RADIUS improved timing robustness
    - SSH no more sensitive to time-critical spawning sessions
    - ModbusTCP now shows correctly 0x8000 when sensor data not avail
    - improved checking when uploading new certificates

v1.2.4 - 11.03.2022
  - Features
    - better mail headers for improved SPAM scoring
  - Bugfixes
    - fixed html body when generating HTTP status codes
    - better SMTP multiline recognition
    - improved FW update over HTTPS slow connections

v1.2.2 - 28.10.2021
  - Features
    - new CGI and CLI cmds for port switching batch sequences

v1.2.1 - 21.10.2021
  - Bugfixes
    - Serial interface CLI commands

v1.2.0 - 21.10.2021
  - Features
    - MQTT messaging support
    - Extended sensor messaging trigger: time-interval and value-delta
    - Support for serverside HTTP redirection to HTTPS

v1.1.5 - 28.06.2021
  - Bugfixes
    - Sends SSL encrypted E-mails when HTTPs disabled
    - Browser compatibility issues (IE)

v1.1.4 - 27.05.2021
  - Features
    - config/status maintenance export.json
  - Bugfixes
    - restored iPhone App compatibility

v1.1.3 - 27.04.2021
  - Features
    - IP filter (ACL) list extended up to 16 entries

v1.1.2 - 12.04.2021
  - Bugfixes
    - E-Mails using CRLF as line separator to avoid 'bare linefeed rejection'

v1.1.1 - 01.03.2021
  - Features
    - New action: switch all outlets (by front panel, or browser)
    - New Icon set
    - HTTP server TLS version options (TLS v1.1 / v1.2 / v1.3)
    - HTTP server supports: ECC SSL certificates, keep-alive connections
    - Support for SSH command line interface
    - New messaging options (cli push messages, beeper alert tone options, and more)
    - Adjustable outlet switch alert messaging channels
    - More front panel display options
  - Bugfixes
    - More reliable front panel button handling
    - Concurrent sensor events when supporting beeper alert tones
    - Residual current in front panel display

v1.0.16 - 18.02.2021
  - Bugfixes
    - Increased SMTP TCP timeout

v1.0.12 - 20.10.2020
  - Bugfixes
    - Batchmode option selection in Web-Interface

v1.0.11 - 05.05.2020
  - Features
    - IP watchdog option: outlet reset on ethernet link down
  - Bugfixes
    - NTP status data when NTP client disabled

v1.0.10 - 04.02.2020
  - Bugfixes
    - 'linesensor all show' CLI-cmd
    - Reduced memory usage for Powerport watchdog

v1.0.9 - 06.12.2019
  - Bugfixes
    - possible HTTPS deadlock
    - NTP client clock drift

v1.0.8 - 06.11.2019
  - Bugfixes
    - Large E-Mail password encryption on config save/restore
    - Radius authentication with Cisco ISE

v1.0.7 - 25.10.2019
  - Features
    - Adds OVP status to CLI (Telnet)
  - Bugfixes
    - Telnet tabulator completion
    - Modbus TCP connection handling
    - Timer UI: allow to remove valid-from valid-until dates
    - SMTP: cleanups when remote mail server cancels TCP connection

v1.0.6 - 26.09.2019
  - Bugfixes
    - HTTP Server stability fix on GET Request fragmentation

v1.0.5 - 20.09.2019
  - Features
    - more internal diagnostic info for status.html

v1.0.4 - 19.09.2019
  - Bugfixes
    - Update from previous versions might fail

v1.0.3 - 21.07.2019
  - Bugfixes
    - minor fixes

v1.0.2 - 17.07.2019
  - Bugfixes
    - improved noise immunity on external sensor readings

v1.0.1 - 24.04.2019
  - Bugfixes
    - JSON Api version marked as v4.2

v1.0.0 - 24.04.2019
  - Features
    - Initial release

