The system is thereby able to route {HEAD ~ calls} efficiently and to alleviate {TAIL ~ the tromboning effect} that often occurs when calls are redirected from a wireless unit to a landline device 
to alleviate
The system is thereby able to route { HEAD ~ calls } efficiently and to alleviate { TAIL ~ the tromboning effect } that often occurs when calls are redirected from a wireless unit to a landline device
OTH OTH OTH OTH OTH OTH OTH HEAD HEAD HEAD HEAD HEAD OTH OTH REL REL TAIL TAIL TAIL TAIL TAIL TAIL TAIL OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH