Cisco’s CCNA certiﬁcation proves that you have a ﬁrm foundation in the most important
components of the Cisco product line—namely, routers and switches. It also proves that you
have a broad knowledge of protocols and networking technologies. CCNA is not an easy
certiﬁcation to get, but it is well worth the effort. In a booming economy, CCNA is the ﬁrst
step toward getting a higher salary than your noncertiﬁed peers. In a difﬁcult economy, it
could be the difference between whether a prospective employer even looks at your résumé.
Regardless of your local economy, CCNA does improve how people in...