<instructions>Your goal is to analyze the following comment and estimate how highly it will be upvoted by the Hacker News community.</instructions><comment><author>davb</author><text>Yeah, using OpenVPN allows your client and server to reside on the same subnet, which I presume is necessary for Steam In-Home Streaming.</text><parent_chain><item><author>micro-ram</author><text>Is Openvpn even necessary? Open 3389 to only your IP address in the security group.</text></item><item><author>Wilya</author><text>The guide advocates an EC2 security group that allows everything, plus disabling the Windows firewall. That&amp;#x27;s quite insecure, and unnecessary.&lt;p&gt;It&amp;#x27;s probably better, and not more work, to create a security group that only allows:&lt;p&gt;* UDP on port 1194 (Openvpn server)
* TCP on port 3389 (Remote Desktop)
* ICMP (for ping)</text></item></parent_chain></comment><story><title>Revised and much faster, run your own high-end cloud gaming service on EC2</title><url>http://lg.io/2015/07/05/revised-and-much-faster-run-your-own-highend-cloud-gaming-service-on-ec2.html</url></story>
<instructions>Your goal is to analyze the following comment and estimate how highly it will be upvoted by the Hacker News community.</instructions><comment><author>jmiwhite</author><text>For this setup, yes - a VPN is necessary to use Steam&amp;#x27;s inbuilt streaming feature.</text><parent_chain><item><author>micro-ram</author><text>Is Openvpn even necessary? Open 3389 to only your IP address in the security group.</text></item><item><author>Wilya</author><text>The guide advocates an EC2 security group that allows everything, plus disabling the Windows firewall. That&amp;#x27;s quite insecure, and unnecessary.&lt;p&gt;It&amp;#x27;s probably better, and not more work, to create a security group that only allows:&lt;p&gt;* UDP on port 1194 (Openvpn server)
* TCP on port 3389 (Remote Desktop)
* ICMP (for ping)</text></item></parent_chain></comment><story><title>Revised and much faster, run your own high-end cloud gaming service on EC2</title><url>http://lg.io/2015/07/05/revised-and-much-faster-run-your-own-highend-cloud-gaming-service-on-ec2.html</url></story>