Release Notes 2. Version 2.3.410
Version 2.3.410 23 400HD Series IP Phones for Teams
Incident Description
IPPAN-7402 [USB headset] If the phone is booted while a USB headset is connected, the
handset cannot be used. Workaround: Boot up the phone and only then plug in the
USB headset.
IPPAN-7723 [C470HD] [Device Duo USB] The volume increases and decreases during playback.
IPPAN-6356
[Device Duo] On rare occasions, the voice quality in the direction of a remote party is
not smooth.
IPPAN-5810
[C455HD with Expansion Module] Occasionally, the sidecar displays very large fonts
and a yellow screen for a very short period and then it automatically corrects itself.
IPPAN-8960 [SCEP] The phone obtains device.crt whose signature algorithm is sha256 from the
NDES server and cannot successfully authenticate 802.1x TLS. The issue will be
fixed in the next version release.
IPPAN-13198 App update via Microsoft Teams admin center (TAC) is occasionally unsuccessful.
IPPAN-12462 [C455HD+C470HD] After setting the Wi-Fi SSID and password via the .cfg
configuration file and then setting the static IP for the same Wi-Fi via the .cfg
configuration file, the static IP doesn't function in the device’s user interface.
IPPAN-13072 [Phones with hard digit keys]
When dialing very fast from idle, the second dialed digit
might not be detected and it’s necessary to press it again.
IPPAN-13183 [C470HD] When dialing from the keypad, the ringback tone is too even if the user
set a quiet ringback.
IPPAN-10669
[C345HD] [Lock] The device cannot accept the PIN code when the handset is not in
the cradle.