From March 23, 2020, 11:00 p.m. to March 23, 2020, 11:59 p.m.
Impact of the change for users:
Soft Phones and VoIP Phones will be unavailable during the maintenance period. Phones displays may blink and show reconnecting a few times; but, no in-progress calls should be dropped.
Reason for the change:
The vendor is rebooting the TPS on signaling servers. (ID # 193051)