Cisco Certified Design Professionals (CCDP)s are Cisco certified in advanced network design and interconnection of Cisco devices at the Professional level. Cisco Certified Internetwork Professionals (CCIP)s focus on end-to-end protocols for large networks and require expert knowledge in routing, BGP, MPLS, and Quality of Service. Cisco Certified Network Professionals (CCNP)s are the "medium" Cisco certification and are competent in medium-sized networking and can use QoS, broadband, VPNs, and security features after obtaining CCNA and CCDA certifications. Cisco Certified Security Professionals (CCSP)s have advanced network security certification in VPN, IDS< PIX firewall, Secure IOS, the Cisco SAFE, along with a CCNA, CCNP, or CCIE. Experiencing strong demand and growth, Cisco-certified professionals are highly sought after by firms relying on a variety of networking solutions. CCNAs can expect to earn $76,000 while CCNPs and CCDPs earn an average salary of $90,000, often based on a Bachelor's degree in an IT-related field. To learn more about Cisco Certification programs.