CCNA Certification Exam Learning Objectives

(*** are explicit CCNA Exam objectives; unmarked are knowledge assumed by the exam):

General
· Describe the user requirement for implementing ISDN to a site
· Describe at what layer of a hierarchical WAN model an ISDN link should be installed
OSI Model
· Define what three layers of the OSI model ISDN standards address.
ISDN
· Describe the 3 data channels used in ISDN BRI and describe their functions
· Describe what ISDN protocols that start with "Q" address
· Describe what ISDN protocols that start with "I" address
· Describe what ISDN protocols that start with "E" address
· Describe the five major devices in a ISDN implementation
· Describe the four major reference points in an ISDN implementation
· Describe the function of Point to Point Protocol in an ISDN Implementation
· Describe why it is important to know the ISDN switch type when configuring an ISDN connection
· Describe the function of SPID numbers and why it is important when configuring and ISDN connection
· State a relevant use and context for ISDN networking***
· Identify ISDN protocols, function groups, reference points, and channels***
· Describe Cisco's implementation of ISDN BRI***