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Køb af low power gigabit ethernet switch



Ikke direkte Linuxrelateret, men alligevel....

Jeg ønsker at lave min hjemmelinux server mv så low power som overhovedet
muligt.

Jeg mangler en 8 ports gigabit ethernet switch, der kan rackmonteres, men
som ikke bruger ret meget strøm.

Jeg har set på:
3COM Gigabit switch 8: 8 porte, desktop model, 4,9 W
SMC8508T: 8 porte, rackmonterbar, 15 W

4,9W:  1,6 kr/kWh ->  67 kr årligt
15W :  1,6 kr/kWh -> 205 kr årligt

Altså en ekstra regning på 414 kr på 3 år. Denne difference vil jeg gerne
regne med ind i købsprisen.
Er der nogen, der har andre bud på en lav-effekt switch?


P.S. Serverparken består nu af:
APC CS500 UPS
Speedstram ADSL modem (TDC)
Linksys WRT54G: trådløs router/firewall
Sipura SPA1001: VoIP ATA
Siemens Gigaset DECT basestation

Alt i alt trækker dette 30W

Dertil kommer snart en Buffalo linkstation PRO, der bruger ca. 25W
En switch oveni bør selvfølgelig trække så lidt som muligt.

De 3 af enhederne ovenfor bruger alle 12V DC, så måske vil der også være
noget at spare ved at lave en fælles strømforsyning. Nogen erfaringer med
dette? Måske en almindelig højeffektiv ATX PC strømforsyning?

Mvh
-- 
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/¨¨\| )(_|| (-'.-|`-,  |¨).-|(_ | )  /¨¨\.-|(-'| )
¨¨¨¨¨¨¨¨¨¨¨¨¨¨¨¨¨¨¨¨¨¨¨¨¨¨¨¨¨¨¨¨¨¨¨¨¨¨¨¨¨¨¨¨¨¨¨¨¨¨
grep -r 'Andreas Bach Aaen' /usr/src/linux


 
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