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Collaboration Communications Systems Engineer Questions 115–119 (page: 25)

Updated On: 10-Feb-2026

You have a Teams Phone deployment that contains two sites named Site1 and Site2. Each site has a Session Border Controller (SBC).
You have a user named User1.
User1 relocates from Site1 to Site2 and is assigned a new phone number.
You need to change a policy assigned to User1 to ensure that the SBC at Site2 is used when the user makes outbound calls.
What should you change?

  1. the calling policy
  2. the voice routing policy
  3. the caller ID policy
  4. the dial plan

Answer(s): B



You have a Microsoft Teams Phone deployment that uses Direct Routing. The deployment has the following configurations:
• Direct Routing Session Border Controller (SBC) public IP subnet: 198.51.100.0/24
• Teams client external IP subnet: 203.0.113.0/24
• Teams client internal IP subnet: 192.168.0.0/24
You need to configure the network topology to support emergency call routing.
Which network range should you add to the trusted IP addresses?

  1. 203.0.113.0/24
  2. 198.51.100.0/24
  3. 52.112.0.0/14
  4. 192.168.0.0/24

Answer(s): A



You have a Microsoft Teams Phone deployment.
You need to ensure that when a user dials an emergency number, the security desk receives a notification to join the call.
Which type of policy should you configure?

  1. messaging
  2. emergency call routing
  3. emergency calling
  4. calling

Answer(s): C



HOTSPOT (Drag and Drop is not supported)
You have a Teams Phone deployment that contains an office in Mumbai.
The Mumbai office has a new Session Border Controller (SBC) named SBC1 that uses Direct Routing.
Users must be able to use SBC1 only when they are at the Mumbai office.
How should you complete the commands? To answer, select the appropriate options in the answer area.
NOTE: Each correct selection is worth one point.

  1. See Explanation section for answer.

Answer(s): A

Explanation:



You have a Teams Phone deployment that contains offices in Brisbane and Melbourne.
You deploy a new Session Border Controller (SBC) named SBC2 to the Brisbane office.
You need to ensure that emergency calls from only the users in the Brisbane office use SBC2.
Which two actions should you perform? Each correct answer presents part of the solution.
NOTE: Each correct selection is worth one point.

  1. Create a new emergency call routing policy.
  2. Create a new dial plan.
  3. Assign a dial plan to the Brisbane office users.
  4. Create a new emergency calling policy.
  5. Assign an emergency calling policy to the Brisbane office users.
  6. Assign an emergency call routing policy to the Brisbane office users.

Answer(s): A,F



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