anchor.diff:  %% define client table entries record
   -record(radius_client, {address, secret}).
   
  -%% define user table entries record
  --record(radius_user, {name, password, attributes}).
  +%% define subscriber table entries record
  +-record(subscriber, {name, password, attributes}).
   
   -define(WAITFORSCHEMA, 10000).
   -define(WAITFORTABLES, 10000).
  
positive.code: %% 		2> mnesia:start().
  %% 		ok
  %% 		3> {@module}:install([node()]).
  %% 		{ok,[radius_client,radius_user]}
  %% 		ok
  %% 	'''
  %%
  
negative.code: 
  %% export the ocs public API
  -export([add_client/2, find_client/1]).
  -export([add_subscriber/3, find_subscriber/1]).
  -export([log_file/1]).
  -export([generate_password/0]).
  
  