wkm001

You could use an air-to-air heat exchanger instead of the vent to cool the room and not add humidity.

I use a Dell R210 ii with a dual port connectx-3 card. This gives it two SFP+ ports. For now it is running pfsense CE. Uses about 30 watts.

Intel(R) Xeon(R) CPU E3-1240 V2 @ 3.40GHz. I have Ethernet running to the ONT and a DAC cable to my 10G switch. I've had Internet as fast as 2G/2G and this system is yawning.

Here is a really good series on how to use a much easier open source PBX. https://youtube.com/playlist?list=PL1fn6oC5ndU_umAhL9A_1zkC90hMPDPNO&si=Cyaq6uP_ahwa6fTx

Direct IP Dialing

https://docs.poly.com/bundle/rpcs-ag-8-10/page/t4445600.html