A university user requirements are as follows:

1. The environmental flow is larger, two-way add up to OOOM, UTM deployed in its network node.

2. The intranet is divided into students zones, server zones, etc., users are most concerned about the security of the server area, to avoid all kinds of the threat of attack.

3. At the same time to ban students area some pornographic websites.

In UTM configured Extranet for untrust domain, Intranet for trust domain, how to deploy the UTM strategy? (Select 2 answers)