[gasal]

Efectuando varias pruebas , adiciono el resultado
1) No active wirecompression en el servidor.
2) Copie el firebird.conf completo del server al directorio del aplicativo en el cliente.
3) Modifique el mismo activando wirecompression=true
4) Idem en parametros de conexion , en este caso firedac.
5) Se logra la activacion de wirecompression


================================
Connection definition parameters
================================
DriverID=FB
Database=xxx.xxx.x.xxx:C:\sysdat\C100\gestdat03.fdb
User_Name=SYSDBA
PassWord=*****
WireCompression=true
================================
FireDAC info
================================
Tool = RAD Studio 10.2
FireDAC = 16.0.0 (Build 88974)
Platform = Windows 32 bit
Defines = FireDAC_NOLOCALE_META;FireDAC_MONITOR
================================
Client info
================================
Loading driver FB ...
Brand = Firebird
Client version = 300049900
Client DLL name = C:\APPS\WC01\fbclient.dll
================================
Session info
================================
Current catalog =
Current schema =
Server version = WI-V3.0.4.33054 Firebird 3.0
WI-V3.0.4.33054 Firebird 3.0/tcp (WIN-2012LAGO003)/P15:CZ
WI-V3.0.4.33054 Firebird 3.0/tcp (nucleo)/P15:CZ