A method for transferring data from a first switch to {HEAD ~ a second switch} selectively by {TAIL ~ line switching} or by packet switching as well as to a switch for carrying out the method 
A method for transferring data from a first switch to { HEAD ~ a second switch } selectively by { TAIL ~ line switching } or by packet switching as well as to a switch for carrying out the method
OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH HEAD HEAD HEAD HEAD HEAD HEAD HEAD REL REL TAIL TAIL TAIL TAIL TAIL TAIL OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH