FCC rules for backup power

Proposed new FCC rules for backup power sources for central offices, cell sites, remote switches, digital loops, etc. For the first time, the FCC is considering specific backup power time requirements of 24 hours for central offices and 8 hours for outside plant and cell sites. Although most carriers tended to follow old Bell System Practices for backup power, BSP's weren't official regulations. ISPs aren't specifically covered, but .... <http://www.tessco.com/yts/industry/products/infra/infrastructure/power_supplies/pdf/agl_reprint.pdf>