This article is from the Token Ring FAQ, by James Messer James@NetworkUptime.com with numerous contributions by others.
A token ring-specific certification is available through the
Certified Network eXpert (CNX) program. This certification is token
ring topology specific, and does not emphasize any network operating
system. Visit http://www.cnx.org for more information on the CNX
exam. Sylvan Prometric administers the CNX exam, and their web page
is http://www.sylvanprometric.com. NetworkUptime.com also keeps a
CNX resources page at http://www.NetworkUptime.com/cnx.
 
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