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