anchor.diff:  
     # number of ports to allocate per thread, determines the size of the
     # port range that can be open simultaneously. 
  -  outgoing-range: 32768
  +  outgoing-range: 50000
   
     # permit unbound to use this port number or port range for
     # making outgoing queries, using an outgoing interface.
  
positive.code:   # whitespace is not necessary, but looks cleaner.
  
    # verbosity number, 0 is least verbose. 1 is default.
    verbosity: 1
  
    # print statistics to the log (for every thread) every N seconds.
    # Set to "" or 0 to disable. Default is disabled.
  
negative.code: 
    # the amount of memory to use for the message cache.
    # plain value in bytes or you can append k, m or G. default is "4Mb". 
    msg-cache-size: 2G
  
    # the number of slabs to use for the message cache.
    # the number of slabs must be a power of 2.
  