HCDA,HDCP,HCIE

hello every body am opening the topic about (HCDA,HDCP,HCIE)
thus for every body to share his experience

Huawei offers 3 levels of Networking / Data Communications certification for our partners:
1-HCDA (Associate level),
2-HDCP (Professional level) and
3-HCIE (Expert level).

thanks for every body who share some documents or books in this topic