06-CCNA 200-120 (Lecture 6 – GNS3 – Packet Tracer – Routing concepts – Router basics) By Eng-Ahmed Nazmy | Arabic https://www.facebook.com/free4arab http://www.free4arab.com https://twitter.com/free4arab1 https://plus.google.com/113503705132872627915 نور الهدى لتكنولوجيا المعلومات