Firmware update for MES23XX, MES33XX, MES2328I, MES35XX, MES5324. Version 4.0.27.2


31 August 2026
Firmware update
Firmware Version: 4.0.27.2
The firmware and detailed description of the product capabilities are available in the Downloads or on the product page.
Added
- Added the source-interface setting for the NTP protocol.
Fixed
- Fixed an error where the password would be logged in plaintext during an SSH client connection when command logging was enabled;
- Fixed an error where the Description parameter on an interface could be incorrectly assigned via SNMP;
- Fixed an error where, during mastership transfer in a stack with active NSF, a locked port could become unlocked in an RPVST topology;
- Fixed an error that occurred when voice vlan secure mac-learning and port-security were used together.
Mentioned products
Other news
Firmware update for MES23xx-xx, MES3300-xx, MES35xx-xx, MES5312, MES5316A, MES5324A, MES5332A, MES53xx-xx, MES54xx-xx, MES5500-32, MES5600-24, MES5700-32. Version 6.6.13.4
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