( R" k6 k [% m' T) zIs there a general introduction video about the CCNA exam? 9 z& p8 q8 r$ f& T4 v9 ?A: http://www.tudou.com/programs/view/gv5qd8dwKKE/ # ]. `3 t# y% h : O2 T# N/ D- {; Y+ I) {Is there any test qq group to facilitate communication? # _% ?: w: p8 OA: 2000 active network technology discussion group Siege Lion Forum (Technology + Life) 2258097