ICPCONF parameter*  ==  ICPCONF={icpMaxima|icpConf}
         icpMaxima  ==  para:N|hitage:N|hitobjage:N|hitobjsize:N|timeout:N
           icpConf  ==  icpOptions:ProtoList:dstHostList:srcHostList
                    --  default: ICPCONF=para:2,hitage:1d,...

ICP configuration when the DeleGate server is running as an ICP server (with SERVER=icp).

para:N	-- the number of parallel ICP-DeleGate servers [2]
hitage:N	-- valid age of cached data to be notified as HIT [1d]
hitobjage:N	-- valid age of cached data to be sent by HIT_OBJ [1h]
hitobjsize:N	-- max. size of cached data by HIT_OBJ [1024](bytes)
timeout:N	-- default timeout of waiting response [2.0](seconds)
debug:N	-- the level of log for debug [0]