Hi Sir Alvin,\n\nYou could check errorlog to see what ports are used by Ingres.You can also see it when you ingstart.\n\nFor the LEGACYPDCSVR its 21064 and 21071.\n\nEGACYPDCSVR      ::[45824        IIGCC, 10819     , 00000000ffffffff]: Sun Jan 29 07:18:40 2023 E_GC2815_NTWK_OPEN Network open complete for protocol TCP_IP, port II (21064).\n\nLEGACYPDCSVR      ::[45824        IIGCC, 10819     , 00000000ffffffff]: Sun Jan 29 07:18:40 2023 E_GC2A10_LOAD_CONFIG Finished loading configuration parameters for configuration '(DEFAULT)' of server type 'GCC'.\n\nLEGACYPDCSVR      ::[45824        IIGCC, 10819     , 00000000ffffffff]: Sun Jan 29 07:18:40 2023 E_GC2006_STARTUP Communication Server normal startup: server rev. level II 11.1.\n\nLEGACYPDCSVR      ::[34081        IIGCN, 10677     , 0000000000000004]: Sun Jan 29 07:18:41 2023 E_GC0153_GCN_SRV_STARTUP Server Registration: class DASVR, address 38417\n\nLEGACYPDCSVR      ::[38417        IIGCD, 10838     , 00000000ffffffff]: Sun Jan 29 07:18:41 2023 E_GC4803_NTWK_OPEN Network open complete for protocol TCP_IP, port II7 (21071).\n\nThank you.\n\nRegards,\nManilyn