Day 5 Cisco CCNA ML dpapkinMarch 28, 2014 David Papkin Category No Comments Taught Cisco CCNA ML all wee. Just finished David Papkin, davidpapkin ← Training Blog 20411C Preparation → Leave a Reply Cancel replyYour email address will not be published. Required fields are marked *Comment Name * Email * Website Save my name, email, and website in this browser for the next time I comment.