Wired
KDDI will discuss the difficulty of using au mobile phones, UQ mobile mobile phones, povo, voice communication of au line users, home plus phones, home phones, au femtocells, and SMS transmission / reception on the morning of July 4, 2022. As of 9 o’clock, data communication has generally recovered, but it has been announced that voice calls are still difficult to use due to measures such as flow control.
Recovery work completed, data communication is mostly recovered
According to KDDI, it seems that data communication is generally recovering in the situation where it is difficult to use the communication service that has continued since 1:35 am on July 2, 2022, but because we are taking measures such as flow control. , It is said that the situation where voice calls are difficult to use continues.
The author, who lives in eastern Japan, tried to perform a two-step authentication confirmation code notification procedure with an au ID via Wi-Fi connection, but the SMS displayed as sent was sent to the eSIM contract (voice and voice) of the UQ mobile mobile phone. Data) could not be received by iPhone 13 Pro at this time.
Also, in my environment, the antenna pictogram does not stand as before. In addition, when the location is moved and the base station is switched, it changes between “4G” and “5G”, but the antenna pictogram did not stand in either case.
WiMAX 2+ is also difficult to communicate data
UQ WiMAX will be difficult to use data communication in “WiMAX + 5G service standard mode, plus area mode” and “WiMAX 2+ service high speed plus area mode” from around 7:20 am on July 2, 2022. Was announced that was occurring.
No updates have been released regarding this matter at this time.
Source: KDDI, WiMAX2 + communication failure
(FT729)
Source: iPhone Mania