What DNS record should you use?

Topic 3, Misc. Questions

You manage the Teams environment for a company. The company wants to allow their employees to chat with users from another tenant. The other tenant uses Skype for Business.

You add the other company’s domain to your federated list. This action does not resolve the issue.

You need to configure the system.

What DNS record should you use?
A . SRV sipfederationtls UDP 100 1 5061 sipfed.online.lync.com
B . SRV sipfederationtls TCP 100 1 5061 sipfed.online.lync.com
C . CNAME sipfederationtls TCP 100 1 5061 sipdir.online.lync.com
D . CNAME sipfederationtls TCP 100 1 5061 sipfed.online.lync.com
E . SRV sipfederationtls UDP 100 1 5061 sipdir.online.lync.com

Answer: B

Explanation:

Reference: https://docs.microsoft.com/en-us/microsoftteams/teams-skype-interop