anchor.diff:                      end
               end
       end,
  -    ExpireBin = list_to_binary(integer_to_list(Expire)),
  +    ExpireBin = list_to_binary(integer_to_list(Expires)),
       Opts1 = nksip_lib:store_value(<<"expires">>, ExpireBin, Opts),
       {Proto, Domain, Port} = nksip_parse:transport(Contact),
       Instance = nksip_lib:get_value(<<"+sip.instance">>, Opts),
  
positive.code:     RegContact = Base#reg_contact{
          index = Index,
          contact = Contact#uri{ext_opts=Opts1},
          expire = Expire, 
          q = Q
      },
      gen_regcontacts(Rest, Base, Times, ObProc, [RegContact|Acc]);
  
negative.code:     lists:reverse(lists:keysort(#reg_contact.updated, Acc)).
  
  
  %% @private Generates a contact value including Path
  make_contact(#reg_contact{contact=Contact, path=[]}) ->
      Contact;
  