PROVIDE, INSTALL, AND MAINTAIN A A 5MB ETHERNET BETWEEN (BLDG) 78; (RM) 109; (FL) 1ST; 3450 MASSACHUSETTS AVENUE NW; WASHINGTON, DC, 20392-5420 (NOBSRVTR/CCI) AND (BLDG) PENTAGON; (RM) BC771; 6607 ARMY PENTAGON, WASHINGTON DC 20310-6607 (PENTAGON/CCI).