Summary:Before you study the advanced BGP concepts that the CCNP and CCIE demand, you have to understand the basics.  Learn what BGP is used for in the first place from Chris Bryant, CCIE #12933. Keywords:cisco, certification, ccnp, bsci, bgp, introduction, what, is, autonomous, system, bryant, 12933 Article Body:When you're studying for the BSCI exam on the way to earning your CCNP...