I'm looking for a 12 or 24 port GBIC/SFP GigE switch Layer 2, DC powered for a colo installation in an ILEC CO (CLEC SCOPE bay). It needs to be NEBS3 complaint, -48VDC powered, rack mounted (23"). I would prefer Cisco but I they don't make a 3750 or 3350 in DC power with GBICs Any ideas? -Matt