More specifically, it relates to {TAIL ~ a system} and method for providing channel equalization between {HEAD ~ communicating modems} 
More specifically , it relates to { TAIL ~ a system } and method for providing channel equalization between { HEAD ~ communicating modems }
OTH OTH OTH OTH OTH OTH TAIL TAIL TAIL TAIL TAIL TAIL OTH OTH OTH OTH OTH OTH OTH HEAD HEAD HEAD HEAD HEAD HEAD