trip hazard
a loose network cable
layer 1 deal with physical connectivity of network device.Most common problems related to Layer 1 as follow: -device power off -device power unplugged -loose network cable connection -incorrect cable type -faulty network cable
Check to see if the network cable is unplugged. Push it in to make sure it isn't loose. If you're using wireless, you can ignore the message. It's just telling you that you are not connected to a LAN network, which requires a network cable. If you are not using wireless, and the network cable is plugged in securely, then use the Network Troubleshooter to troubleshoot it. Go to Start, Control Panel, Network and Internet Connections and you'll see the icon for the troubleshooter on the left side of the screen.
get it tightened
neg cable bolted to the body of car.
Check for a loose or corroded ground or battery cable Check for a loose or corroded ground or battery cable
That a cable with a primary function to the computer working properly is loose, thus impairing the computer's ability to work properly.
If it has a mechanical speedo,take the negative battery cable loose first then take the spedo housing loose from the speedo first then pull the cable out of the housing. Then take the housing loose at the bottom and remove the part of the cable that is twisted off. Get a new cable and install it with lots of cable lubricant. Then hook up the botton end then the top end of the housing. Hook up the neg battery cable
Cable could be loose.
It depends on type of equipment you have. If you have cheap equipment, most likely you will have replace the router/switch... More expensive versions have protection. And damage in such case is not as severe. In such case you can loose two ports or nothing at all.
Cause a no start situation.