Adjusting means adjusts a utilization of {TAIL ~ the second channel} by a connection of the second service at least during {HEAD ~ connected operation} of the first and second service 
Adjusting means adjusts a utilization of { TAIL ~ the second channel } by a connection of the second service at least during { HEAD ~ connected operation } of the first and second service
OTH OTH OTH OTH OTH OTH TAIL TAIL TAIL TAIL TAIL TAIL TAIL OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH HEAD HEAD HEAD HEAD HEAD HEAD OTH OTH OTH OTH OTH OTH