Teams error We couldn’t connect the call [Fix]

If you encounter Teams error "We couldn't connect the call, The call could not be placed, try sending them a message first", see this post.
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Microsoft Teams will soon warn you about possible brand spoof calls

Brand Impersonation Protection is the latest call-scanning tool coming to Microsoft Teams Teams already scans URLs and executable files to identify potential attacks Microsoft says it's committed to ...
Bleeping Computer

New Microsoft Teams feature will let you report suspicious calls

Microsoft plans to introduce a call reporting feature in Teams by mid-March, allowing users to flag suspicious or unwanted calls as potential scams or phishing attempts. The new "Report a Call" ...
Medicine Buffalo

Adding Cisco Call to Microsoft Teams

Audio and video calls to others who are using MS Teams are available using the MS Teams Call app. Webex does not have Instant Messaging (IM) or chat room services. If you have a Jabber chat room you ...