anchor.diff:  	    {pstngatewaynames,	["gw.example.org", "192.0.2.33"]},
   	    {userdb_modules,	[sipuserdb_test]},
   	    {classdefs,		[{"^\\+123456$",	national},
  -				 {"^\\+1111$",		free}
  +				 {"^\\+1111$",		free},
  +				 {"^\\+2222$",		pay}
   				]},
   	    {sipauth_unauth_classlist,	[free]},
  -	    {e164_to_pstn,	[{"(.+)",	"\\1@gw.example.org"}]}
  +	    {e164_to_pstn,	[{"(.+)",	"sip:\\1@gw.example.org"}]}
   	   ],
   
       ok = yxa_test_config:init(pstnproxy, Cfg1),
  
positive.code:     %% request(Request, YxaCtx)
      %%--------------------------------------------------------------------
      autotest:mark(?LINE, "request/2 - INVITE to pstn 1.0"),
      Message1 =
  	"INVITE sip:+123456@test.example.org SIP/2.0\r\n"
  	"Via: SIP/2.0/TEST gw.example.org\r\n"
  
negative.code: 		      },
  
      autotest:mark(?LINE, "request/2 - INVITE to pstn 2.2"),
      ok = pstnproxy:request(Request2, YxaCtx2),
  
      autotest:mark(?LINE, "request/2 - INVITE to pstn 2.3"),
  