+$me = undef; # the channel id for this cluster
+$pc11_max_age = 1*3600; # the maximum age for an incoming 'real-time' pc11
+$pc11_dup_age = 24*3600; # the maximum time to keep the dup list for
+%dup = (); # the pc11 and 26 dup hash
+$last_hour = time; # last time I did an hourly periodic update