Expert PDU Energy 8311 Series
Firmware Release Notes / Revision History
- v1.8.1 - 14.01.2025
- Bugfixes
- improved FW-Upload - no device restart is longer necessary when upload was aborted externally
- increase timeouts to improve FW-Upload behavior
- v1.8.0 - 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 deg 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
- v1.7.1 - 22.08.2023
- Bugfixes
- 'Choose File' in SSL Cert upload now usable again
- fixed fallback to user/pass when SSH key denied
- v1.7.0 - 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
- v1.6.1 - 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
- v1.6.0 - 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
- v1.5.1 - 11.03.2022
- Features
- better mail headers for improved SPAM scoring
- Bugfixes
- fixed html body when generating HTTP status codes
- improved error detection when reading electrical values
- better SMTP multiline recognition
- improved FW update over HTTPS slow connections
- v1.5.0 - 11.11.2021
- Features
- MQTT messaging support
- Extended sensor messaging trigger: time-interval and value-delta
- Support for serverside HTTP redirection to HTTPS
- v1.4.4 - 28.06.2021
- Bugfixes
- Sends SSL encrypted E-mails when HTTPs disabled
- Browser compatibility issues (IE)
- v1.4.3 - 27.05.2021
- Features
- config/status maintenance export.json
- Bugfixes
- restored iPhone App compatibility
- v1.4.1 - 12.04.2021
- Bugfixes
- E-Mails using CRLF as line separator to avoid 'bare linefeed rejection'
- v1.4.0 - 01.03.2021
- Features
- 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)
- 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
- v1.3.5 - 06.11.2019
- Bugfixes
- Large E-Mail password encryption on config save/restore
- Radius authentication with Cisco ISE
- v1.3.4 - 25.10.2019
- 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
- v1.2.0 - 02.08.2018
- Features
- Threshold event messages : beeper mode option, blinking display option
- Bugfixes
- Improved noise immunity on external sensor readings
- v1.1.0 - 21.03.2018
- Features
- Reworked sensor config user interface
- Sensor threshold status made visible in dashboard sensor tables
- SNMP MIB / Trap OIDs: optimized for better sensor alert messages
- Support for combined sensors for temperature/humidity/air pressure
- Support for 'Residual Current' threshold event messages
GUDE Systems GmbH