26 August 2025
Firmware update
Firmware Version: 1.5.4
The firmware and detailed description of the product capabilities are available in the Downloads or on the product page.
Added
- Support for iLBC and G.723.1 audio codecs
- Basic support for TR-069
- Keep Mute between calls
- Option to turn off the microphone by default for Autoanswer and Intercom calls
- Attended call transfer by pressing the BLF key
- Ignoring DHCP option 120 when SIP-Proxy and registration server values are set in the configuration
- Option 12 has been added to DHCP Discover and Request
- Settings for 2 backup autoconfiguration servers for updating configuration and firmware
- Two additional SIP accounts. Total number of accounts has increased to 4
- Two additional SIP servers in the SIP accounts settings. Total number of SIP servers has increased to 6
- Colon as a separator in the User-Agent field of the MAC address record
- Possibility of authentication on the SIP server with a hash password
Fixed
- Remote conference participant collection algorithm
- Queues processing when the syslog server is unavailable
- BLF with the BOSS group processing
- Soft key signatures for the following sections and functions: "Contacts", "Hold", "Transfer", "Delete"
- Displaying the subscriber name on the display when receiving SIP UPDATE with the Remote-Party-ID header
- Displaying the subscriber name when scrolling in Call History Info
- Forming the Refer-To header when receiving "100 Trying"
- Event processing errors when receiving the "302 Moved Temporarily" response to a SIP MESSAGE request
- Error when starting the DNS client with static network settings after rebooting an IP phone
- Modification of entries in the call history
- No audibility between two participants of a local conference
- Incorrect use of Dialplan when calling via the BLF and Call functions on the function keys
- BLF keys light indication when an account is disconnected
- Callback processing when a call transfer fails
- Poll looping of the first unavailable SIP server when receiving DHCP option 120
- Error loading a wav file whose size exceeds the amount of free memory
- Analysis of dialplan when making a call transfer
- Problem configuring the device using AuP
Other news
Firmware update for MES2310-12XU, MES2300-xx, MES3300-xx, MES3500I-08P, MES3500I-10P, MES3500I-8P8F, MES3500I-24F, MES5312, MES5316A, MES5324A, MES5332A, MES5300-24, MES5300-48, MES5305-48, MES5310-48, MES5320-24, MES5400-24, MES5400-48, MES5410-48, MES5500-32, MES5700-32. Version 6.6.13.5
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Firmware update for UEP5-2 rev.B, UEP5-6. Version 1.4.0