Release notes
For: CMe2100 (gen.3), CMi2110 (gen.3), CMi2130 (gen.3) and CMe2100 LTE
Release date: 2026-10-08
Notes:
This release addresses the issue where email reports stops sending. Simultaneously CMe2100 LTE also piggyback on some changes made for CMe2100 LTE G2 already. For complete list of changes, see below.
Recommended firmware: 3.3.3.
Table 84. Implemented changes
|
ID |
Description |
|---|---|
|
CM21-925 |
[ADD] Software update can be done via swupdate command |
|
CM21-968 |
[ADD] Configurable to get reply on http instead of SMS, to enable longer replies |
|
CM21-1044 |
[FIX] If HTTP response is enabled without APN set replies could be blocked. Add fallback and timeout |
|
CM21-887 |
[ADD] Software downgrade is blocked |
|
CM21-907 |
Changed default email report timeout to 60 seconds |
|
CM21-908 |
Changed default FTP report timeout to 60 seconds |
|
CM21-882 |
[FIX] Improved stability in report sending over HTTP and Email |
|
CM21-1040 |
[ADD] Possibility to configure max length of SMS replies |
|
CM21-1044 |
[FIX] If HTTP response is enabled without APN set replies could be blocked. Add fallback and timeout |
|
CM21-1037 |
[ADD] Support for TLS 1.3 |
|
[ADD] Updated to chunked uploads over plain HTTP |
|
|
[FIX] HTTP timeouts for CAD synchronisation to prevent requests from remaining open indefinitely |
|
|
[ADD] Support for TLS Server Name Indication (SNI) |
Release date: 2025-05-13
Important:
-
This firmware upgrade is only for productional purposes and does not affect products in field. Thus, no need to upgrade the firmware of in field devices.
Notes:
Table 85. Implemented changes
|
ID |
Description |
|---|---|
|
CM21-878 |
Fixed production issue with CMe2100 LTE hardware revision R1G and previous firmware. |
Release date: 2025-03-21
Important:
-
This firmware upgrade is only for productional purposes
-
The new hardware revision does not change the performance of the device
Notes:
Table 86. Implemented changes
|
ID |
Description |
|---|---|
|
CM21-875 |
Update firmware to support new hardware for CMe2100 LTE rev 1G |
Release date: 2024-05-14
Important:
-
This new revision does not change the performance of the device
Notes:
Table 87. Implemented changes
|
ID |
Description |
|---|---|
|
CM21-867 |
Update firmware to support new alternative component |
Release date: 2024-02-08
Important:
-
Users in need of these improvements should upgrade. Other users can safely use previous versions.
-
It's recommended to always use latest version.
Notes: New features and general bug fixes.
Table 88. Implemented changes
|
ID |
Description |
|---|---|
|
CM21-842 |
Fixed issue where the application failed to start up on devices from factory |
|
CM21-859 |
Added meter license (LC) to list of information when scanning device using NFC, e.g. |
|
CM21-857 |
Improved handling of NFC read/write error |
Release date: 2022-09-12
Notes: General bug fixes.
Table 89. Implemented changes
|
ID |
Description |
|---|---|
|
CM21-824 |
Fixed issue where the CMe2100 GPRS does not start up correctly on HW R1G. |
Release date: 2022-06-05
Notes: New features and general bug fixes.
Table 90. Implemented changes
|
ID |
Description |
|---|---|
|
CM21-810 |
Support hardware version R1F for CMe2100LTE |
|
CM21-809 |
[Solved] Application does not start on CMe2100LTE R1E |
Release date: 2022-05-05
Notes: New features and general bug fixes.
Table 91. Implemented changes
|
ID |
Description |
|---|---|
|
CM21-733 |
Change default timesync to random pattern |
|
CM21-585 |
SMS Center Number Configuration |
|
CM21-330 |
Readout error message should indicate channel |
|
CM21-300 |
Add default secondary search mode for device read |
|
CM21-754 |
device read uses primary address instead of secondary address |
|
CM21-746 |
[Solved] In some cases CMi2110 fails on UH50 readout |
|
CM21-740 |
[Solved] When UH50 meter readout fails, secondary address is not printed in log |
|
CM21-511 |
Old readings in momreport when meter cannot be read |
Release date: 2021-10-28
Notes: New features and general bug fixes.
Table 92. Implemented changes
|
ID |
Description |
|---|---|
|
CM21-629 |
[Solved] Auto report does not send missing data |
|
CM21-485 |
cron "* * * * *|* * * * *" |
|
CM21-236 |
[Solved] cme2100 does not give feedback on cron pattern |
Release date: 2021-10-04
Notes: New features and general bug fixes.
Table 93. Implemented changes
|
ID |
Description |
|---|---|
|
CM21-674 |
Inform user that hardware version is not supporting USB functionality |
|
CM21-668 |
Send report after reboot is now at info log level |
|
CM21-624 |
Implement AT watchdog |
|
CM21-565 |
Extended meter readout capacity on CMe2100LTE |
|
CM21-658 |
[Solved] Command 'status uh50' hangs on non-UH50 equipped devices |
Release date: 2021-05-25
Notes: New features and general bug fixes.
Table 94. Implemented changes
|
ID |
Description |
|---|---|
|
CM21-590 |
Get an event if system time drifts too much in gateway between time synchronizations. |
|
CM21-621 |
Default FTP time changed from -1 (no timeout) to 120 seconds to be consistent with other timeouts in the gateway. |
|
CM21-619 |
Handle FTP servers not responding on QUIT command. |
Notes: New features and general bug fixes.
Table 95. Implemented changes
|
ID |
Description |
|---|---|
|
CM21-527 |
Support License for one meter |
|
CM21-541 |
[Solved] Modify factoryreset response |
|
CM21-524 |
[Solved] Update logmessage for UH50 |
Notes: General bug fixes.
Table 96. Implemented changes
|
ID |
Description |
|---|---|
|
CM21-496 |
[Solved] Phone number longer than 15 digits not authenticated |
Notes: General bug fixes.
Table 97. Implemented changes
|
ID |
Description |
|---|---|
|
CM21-465 |
[Solved] SMS from phone numbers containing only text is rejected |
|
CM21-466 |
[Solved] Some configurations can lead to significant time drift |
|
CM21-474 |
[Solved] User-agent string sometimes contains no cell id on HTTP requests |
Notes: New features and general bug fixes.
Table 98. Implemented changes
|
ID |
Description |
|---|---|
|
CM21-423 |
Set overall timeout for TCP connections |
|
CM21-428 |
Information about telnet commands executed missing |
|
CM21-424 |
[Solved] Timeout is not set for HTTP connections |
|
CM21-427 |
[Solved] Telnet console does not release connection |
|
CM21-430 |
[Solved] Sometime dates are not rotated correctly at midnight |
Notes: New features and general bug fixes.
Table 99. Implemented changes
|
ID |
Description |
|---|---|
|
CM21-397 |
Reboot on network errors configurable |
|
CM21-398 |
Trigger module reboot and resend report on exhausted report attempts |
|
CM21-134 |
[Solved] Auto reports doesn't work |
|
CM21-370 |
[Solved] Inconsistency between TDF and default value in config file(s) |
|
CM21-402 |
[Solved] HTTP headers with spaces is not handled correctly |
Notes: New features and general bug fixes.
Table 100. Implemented changes
|
ID |
Description |
|---|---|
|
CM21-244 |
LTE support |
|
CM21-256 |
Increase security level for performing factory reset |
|
CM21-343 |
[Solved] M-Bus parser doesn't support US gallons (VIF extended code table) |
|
CM21-353 |
[Solved] NTP time sync writes debug logs on info level |
|
CM21-356 |
[Solved] Degree character not displayed correctly in logreport |
|
CM21-389 |
[Solved] Support energy reported in MCal (VIF extended code table) |
Notes: General bug fixes.
Notes: General bug fixes.
Table 102. Implemented changes
|
ID |
Description |
|---|---|
|
CM21-320 |
[Solved] Device fails to send SMS, introduced problem in 3.1.7 |
Notes: General bug fixes.
Table 103. Implemented changes
|
ID |
Description |
|---|---|
|
CM21-319 |
[Solved] SMS from device sometimes contains extraneous data |
Notes: General bug fixes.
Table 104. Implemented changes
|
ID |
Description |
|---|---|
|
CM21-299 |
[Solved] Application version 3.1.5 does not start when date in module is too old |
Notes: New features.
Table 105. Implemented changes
|
ID |
Description |
|---|---|
|
CM21-1 |
Add retries for timesync |
|
CM21-177 |
New Report Templates *113 and *114 |
|
CM21-226 |
Remove daytime as default time server |
|
CM21-227 |
Add NTP backup URL |
|
CM21-264 |
Introducing more (debug) logging when performing timesync |
|
CM21-282 |
Introducing AT command log |
Notes: General bug fixes.
Table 106. Implemented changes
|
ID |
Description |
|---|---|
|
CM21-201 |
[Solved] M-Bus parser does not handle overflowing dates |
Notes: New features and general bug fixes.
Table 107. Implemented changes
|
ID |
Description |
|---|---|
|
CM21-42 |
[Solved] M-Bus report engine doesn’t care if VIF has FFXX-field |
|
CM21-108 |
Timesync on UH50 |
|
CM21-169 |
New Report Templates |
|
CM21-170 |
[Solved] Missing space in log message |
|
CM21-176 |
[Solved] Getting “Syncing of UH50 clock enabled. Writing time to meter” message in 2100 and 2130 |
|
CM21-196 |
[Solved] Filter for M-Bus telegrams with space doesn’t work |
Notes: General bug fixes.
Table 108. Implemented changes
|
ID |
Description |
|---|---|
|
CM21-107 |
[Solved] Add hard timeout for HTTP reports |
|
CM21-118 |
[Solved] CMi2130 gen.3 does not read Iltron meter correctly |
|
CM21-160 |
[Solved] Memory problem in CMe2100/CMi21xx (gen.3) |
|
CM21-167 |
[Solved] Adding enhanced secondary addressing in database device add command is broken |
Notes: New features and general bug fixes.
Table 109. Implemented changes
|
ID |
Description |
|---|---|
|
CM21-81 |
[Solved] Unclear if time is updated by CMi2110 in UH50 |
|
CM21-94 |
More text in debug when new meter is added |
|
CM21-95 |
[Solved] License information in log not correct when using CMi21x0 without M-Bus master |
|
CM21-96 |
[Solved] Missing apostrophe in log |
|
CM21-116 |
Increase minimum free disc space in CMe2100/CMi21xx (gen.3) |
|
CM21-119 |
[Solved] Debug log write “using secondary addressing” when executing runbefore regardless of actual addressing mode |
Notes: New features and general bug fixes.
Table 110. Implemented changes
|
ID |
Description |
|---|---|
|
CM21-78 |
Reading of meters with different parity bits is now supported |
|
CM21-45 |
FTPS is now supported |
|
CM21-9 |
New command status support has been introduced |
|
CM21-74 |
[Solved] Software cannot be updated because the disc space gets filled up by meter data. |
|
CM21-49 |
[Solved] For some phones, commands which include the quotation signs (“) are not handled properly by the device |
Notes: New features and general bug fixes.
Table 111. Implemented changes
|
ID |
Description |
|---|---|
|
4591 |
The error message for report commands has been extended to provide more detailed information about the error |
|
4575 |
All HTTP response codes in the 2xx range are now supported |
|
4582 |
[Solved] Maintenance command does not guarantee removal of the oldest files |
|
4559 |
[Solved] System log information is sometimes cleared after running the maintenance command |
Notes: New features and general bug fixes.
Table 112. Implemented changes
|
ID |
Description |
|---|---|
|
4484 |
The automatic APN configuration now supports SIM cards from IMSI number series 240075810xxxxxx |
|
4127 |
New summary column has been added to status device list |
|
4310 |
[Solved] Special characters (e.g. ‘@’ and ‘_’) in APN credentials are not handled properly |
Notes: General bug fixes.
Table 113. Implemented changes
|
ID |
Description |
|---|---|
|
4474 |
[Solved] Storevalue command fails for CMi2110 when software is updated from version 3.0.5 |
|
4350 |
[Solved] |
Notes: General bug fixes.
Notes: General bug fixes.
Table 115. Implemented changes
|
ID |
Description |
|---|---|
|
4029 |
[Solved] Parsing meter acknowledge message (0xE5) can fail for some variants of meters |
Notes: New features and general bug fixes.
Table 116. Implemented changes
|
ID |
Description |
|---|---|
|
4001 |
Status ver command now displays full revision information |
|
3994 |
[Solved] Elvaco contact details are incorrect in standard email report template |
Notes: General bug fixes.
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