Be A Cisco Expert Without Course or Certification

ROUTING & SWITCHING
Associate: CCNA/CCENT
Professional: CCNP
Expert: CCIE Routing & Switching

DESIGN
Associate: CCNA & CCDA
Professional: CCDP
Expert: CCDE

NETWORK SECURITY
Associate: CCNA
Professional: CCSP
Expert: CCIE Security

STORAGE NETWORKING
Associate: CCNA
Professional: none
Expert: CCIE Storage Networking

VOICE
Associate: CCNA
Professional: CCVP
Expert: CCIE Voice

Source: Cisco website

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