MS-740 Teams Network and Connectivity Troubleshooting 3

Question 1

In the Call Quality Dashboard (CQD), a high 'Drop Failure Rate' combined with elevated packet loss strongly indicates what type of issue?

Accepted Answer

Network-related call drops caused by poor connectivity

Answer

A licensing configuration problem

Answer

A Teams client software bug

Answer

An authentication failure

Question 2

What is the Microsoft-recommended approach to handle Teams traffic for remote users connected via corporate VPN?

Accepted Answer

Implement VPN split tunneling to exclude Teams Optimize-category traffic from the VPN

Answer

Route all Teams traffic through the VPN tunnel

Answer

Disable VPN entirely during Teams calls

Answer

Use a separate internet connection for Teams

Question 3

Which outbound firewall rule is most critical to enable for Teams media traffic to function correctly?

Accepted Answer

Allow outbound UDP 3478-3481 to Microsoft IP ranges

Answer

Allow inbound TCP 443 from Microsoft IPs

Answer

Allow inbound UDP 1024-65535 from any source

Answer

Allow all outbound TCP to *.microsoft.com

Question 4

How does the Microsoft Teams client adapt to changing network conditions during an active call?

Accepted Answer

It dynamically adjusts codec and bitrate using adaptive bitrate selection based on real-time network probing

Answer

It uses only static admin-configured bitrate settings

Answer

It terminates and restarts the call on a better path

Answer

It switches to TCP when UDP performance degrades

Question 5

A company plans to use Azure ExpressRoute for Microsoft 365. Regarding Teams media traffic, what does Microsoft recommend?

Accepted Answer

Route Teams media traffic directly over the internet, not ExpressRoute

Answer

Route all Teams traffic over ExpressRoute for best quality

Answer

Use ExpressRoute for audio and internet for video

Answer

Disable Teams when ExpressRoute is in use

Question 6

Which tool in the Teams admin center provides detailed, per-user call-by-call quality information for individual troubleshooting (as opposed to aggregate trends)?

Accepted Answer

Per-user Call Analytics

Answer

Call Quality Dashboard (CQD)

Answer

Microsoft 365 activity reports

Answer

Teams usage analytics

Question 7

When a Teams user reports connectivity issues, which diagnostic command can be run within the Teams desktop client to collect logs and run self-diagnostics?

Accepted Answer

Keyboard shortcut Ctrl+Alt+Shift+1 to download diagnostic logs

Answer

Ctrl+Shift+Alt+1 to open diagnostics

Answer

Running 'Teams /diag' from command prompt

Answer

Typing '/diag' in a Teams chat window