1. 
   Label switching
   Label switching is a technique of network relaying to overcome the problems perceived by traditional IP-table switching (also known as traditional layer 3 hop-by-hop routing). Here, the switching of network packets occurs at a lower level, namely the data link layer rather than the traditional netw...
   Found op http://en.wikipedia.org/wiki/Label_switching
   
   
2. 
   label switching
   (networking) A routing technique that uses information from existing IP routing protocols to identify IP datagrams with labels and forwards them to a modified switch or router, which then uses the labels to switch the datagrams through the network. Label switching combines the best attributes of dat...
   Found op http://foldoc.org/label+switching
   
   

Tip: double click on a word to show its meaning.