Which component does the Cisco Meeting Server web app use for firewall traversal?

<?xml version="1.0"?>
<coSpace id="2cc9110e-a36a-4173-8cb5-660c3d1e7c92
<name>CCNP Collaboration</name>
<autoGenerated>false</autoGenerated>
<uri>8001</uri>
<callId>849274932</callId>
<passcode>1234</passcode>
<secret>XnKexB0yWQ2iwfuoCe6AWQ</secret>
<numAccessMethods>2</numAccessMethods>
</coSpace>
Refer to the exhibit. When a user dials 8001 to connect to a space that is hosted on Cisco Meeting Server, the user is prompted for a pin. The prompt says the user should press # to connect to a meeting without a pin, but guests and hosts must enter a pin before connecting to the meeting.
Which configuration change resolves this issue?

Drag and drop the tasks from the left into the order on the right to install Cisco Meeting Server version 3.0.

Refer to the exhibit.

Which two features are supported in the Cisco Meeting Server recording and streaming solution? (Choose two.)

After performing an upgrade of the Cisco Meeting Server cluster, an engineer sees an error message indicating that Cisco Meeting Server is not licensed. Also, no spaces or users show in the GUI. What should be done to resolve this issue?