Connecting using alias: sudo isql -u SYSDBA -p ‘YOUR_PASSWORD’ YOUR_DB_ALIAS Connecting using local DB path sudo isql -u SYSDBA -p ‘YOUR_PASSWORD’ ‘/path/to/db/file.fdb’ Connecting to remote DB: isql 192.168.0.195:YOUR_DB_ALIAS -user sysdba -password ‘YOUR_PASSWORD’