Professor Messer's Network+ Study Group

Are you ready to get Network+ certified? Watch our free N10-009 training course.In this month's Network+ Study Group, you'll learn about: Sending queries to a DNS serverCommunity stringsSwitch forwarding and packet capturesIdentifying congested router linksPort number identificationUnderstanding features of 802.11hKeep the study process going! Watch additional Network+ Study Group video replays on the Professor Messer website.