Every content item in this list is tagged with all the required labels:

• 4g
• administration
• contest
• kb-troubleshooting-article
• l2switch
• linux
• new
• public
• rick
• sd
• teaser
• virtual-machine
• vlan

To add a label to the list of required labels, choose '+ labelname' from Related Labels.
To remove a label from the required labels, choose '- labelname' from above.