{TAIL ~ The utilization} of {HEAD ~ a channel} whose capacity is essentially dynamically adjustable is facilitated by a service that, according to the pre defined protocols, is directed to use a channel whose capacity is more statically adjustable 
{ TAIL ~ The utilization } of { HEAD ~ a channel } whose capacity is essentially dynamically adjustable is facilitated by a service that , according to the pre defined protocols , is directed to use a channel whose capacity is more statically adjustable
TAIL TAIL TAIL TAIL TAIL TAIL OTH HEAD HEAD HEAD HEAD HEAD HEAD OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH