Product Change Notification
Firmware release notes for switch series IE-SW-PL08M 
November 19, 2019 
Copyright © 2019 Weidmüller Interface GmbH & Co. KG              1 / 2   
All rights reserved. Reproduction without permission is prohibited. 
Firmware release notes of switch series IE-SW-PL08M 
Affected models: 
Device name     Article No. 
IE-SW-PL08M-8TX  1241040000 
IE-SW-PL08MT-8TX  1286780000 
IE-SW-PL08M-6TX-2SC  1241070000 
IE-SW-PL08MT-6TX-2SC  1286790000 
IE-SW-PL08M-6TX-2ST  1241080000 
IE-SW-PL08MT-6TX-2ST  1286800000 
IE-SW-PL08M-6TX-2SCS  1241090000 
IE-SW-PL08MT-6TX-2SCS  1286810000 
General upgrade Information: 
Upgrading from older versions to latest firmware Version 3.3.16 generally can be done without any impacts 
regarding the currently set switch configuration. 
Version 3.3.16                 Released: November 2019 
New features: 
•  Added new Search Service protocol (encrypted) to be used with new “Weidmüller Switch Configuration Utility” 
•  Added Management Interface page to enable/disable Search Service (unencrypted) and Search Service 
(encrypted) in Main Menu > Basic Settings > Security > Management Interface 
Improvements: 
•  Switch can be addressed via Modbus requests using TCP and UDP protocol 
Bug Fixes: 
•  Fixed a bug regarding DCP handling. PROFINET device name was deleted after Switch was reset to factory 
settings in TIA portal 
•  Fixed a bug regarding PROFINET I/O Topology error when using Turbo Ring v2 
Version 3.3.8  Released: September 2016 
Improvements: 
•  Pass the ODVA certification of industrial protocol “EtherNet/IP” 
•  Pass the PI certification of industrial protocol “PROFINET RT” 
•  Add some minor SNMP OIDs 
•  Enhancement of multicast performance 
•  Elimination of some vulnerability issues 
➢ Web interface: Ping function in diagnostic menu vulnerable to XSS attack 
➢ Switch may reboot when using special URL to attack the web user interface 
➢ User account privileges could be changed by web developer plug-in of Firefox browser 
Bug Fixes: 
•   Improvement of stability of PROFINET I/O communication 
•   Configuration import failed if system name was too long 
•   Wrong counter information of switch packets when displayed in Web interface or when read via SNMP 
•   Wrong message “Login Authentication failed” has been stored in the log file though login procedure was 
successful 


