| Steve Litt on 21 Mar 2017 09:22:04 -0700 |
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| Re: [PLUG] Low Power Consumption Firewall/Router |
On Tue, 21 Mar 2017 11:05:04 -0400 bergman@merctech.com wrote: > In the message dated: Tue, 21 Mar 2017 09:38:43 -0400, > The pithy ruminations from Casey Bralla on > <[PLUG] Low Power Consumption Firewall/Router> were: > => I'm looking to reduce my electrical power consumption on my home > network and => would like some advice. > => > => Right now I use an old Pentium III system with 3 NICs running > Debian and => Shorewall to act as a firewall and router for a DMZ and > internal network. This => works fine, and has the advantage of being > easy for me to administer since I'm => so familiar with Debian. > (Also Shorewall has great How-to documentation.) => > => The only downside is that old Pentium system drawing 65 watts > (headless) 24/7. > > Is your interest in saving energy, saving the cost-of-energy, or both > (or something else)? > > > Hmmm.... 65W x 24h x 30 =~ 47KW/month. > > PECO Cost/KWh =~ $0.0615 ~ $0.075, depending on the plan & reseller. [snip] > $50 purchase price + N months * $0.25/mo < $3.00/mo * N > months > > Or... about 19 months. Several people brought this up, one way or another. But... * The new box will make a lot less noise if it's fanless. * The new box will be much smaller. * Firewalls break sometimes. Old box will be swap-in replacement for new. * The new box won't get as hot: - It will last longer - Save money on air conditioning in summer SteveT Steve Litt March 2017 featured book: Troubleshooting: Why Bother? http://www.troubleshooters.com/twb ___________________________________________________________________________ Philadelphia Linux Users Group -- http://www.phillylinux.org Announcements - http://lists.phillylinux.org/mailman/listinfo/plug-announce General Discussion -- http://lists.phillylinux.org/mailman/listinfo/plug