You can configure your iCT220/250 to use Private Automated Branch Exchange (PABX), allowing it to use multiple call lines with a single access number.
To enable a PABX on your iCT220/250, complete the following steps:
Step 1. To return to the home screen, press Clear (red button).
Step 2. Press .;#* (punctuation key).
Step 3. Type the admin password, then press Enter (green button). The default password is 1234567F.
Step 4. Press 3 (Setup Menu), then press 2 (Communication).
Step 5. Press 2 (Dial), then press 1 (TerminalSetup), and then press 1 (AccessCode).
Step 6. Using the keypad, type the PABX access code, then press Enter (green button).
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Tags: multiple call lines, private automated branch exchange, single access number, ict220, ict250, ingenico, turn on pabx