anchor.diff:      {ok, _} = nksip:start(server1, ?MODULE, server1, [
           {from, "\"NkSIP Basic SUITE Test Server\" <sip:server1@nksip>"},
           {supported, "a;a_param, 100rel"},
  -        {plugins, [nksip_registrar, nksip_uac_auto_register]},
  +        {plugins, [nksip_registrar]},
           {transports, [{udp, all, 5060}, {tls, all, 5061}]},
           {nksip_uac_auto_register_timer, 1}
       ]),
  
positive.code:     % Start a new server to test ping and register options
      nksip:stop(server2),
      {ok, _} = nksip:start(server2, ?MODULE, server2, [
          {plugins, [nksip_registrar, nksip_uac_auto_register]},
          {transports, [{udp, all, 5080}]},
          {nksip_registrar_min_time, 1},
          {nksip_uac_auto_register_timer, 1}
  
negative.code: sip_uac_auto_register_updated_ping(PingId, OK, AppId=State) ->
      {ok, {Ref, Pid}} = nksip:get(AppId, callback, []),
      Pid ! {Ref, {ping, PingId, OK}},
      ok.
  
  
  sip_uac_auto_register_updated_register(RegId, OK, AppId=State) ->
      {ok, {Ref, Pid}} = nksip:get(AppId, callback, []),
      Pid ! {Ref, {reg, RegId, OK}},
      ok.
  
  
  
  
  
  
  