The following level of experience or equivalent knowledge is recommended:
Cisco Professional-level certifications are valid for three years. To recertify, you must do one of the following before your certification expiration date:
- Pass any current 642-XXX or any 300-XXX Professional-level exam
- Pass any current CCIE Written Exam or hold any CCIE certification
- Pass the current CCDE Written Exam OR current CCDE Practical Exam
- Pass the CCAr interview and the CCAr board review
Visit Cisco's site for additional recertification information.