2.In the IBM International ISDN PC Card Properties box, click the ISDN tab, and then the Configure button.
3.In the window that opens, enter an MSN in the field above the Add button. Click the Add button. You can enter more than two MSNs in this window. You should not add more than eight MSNs, however, since the number of MSNs is limited in Euro ISDN.
4. When you have finished, click OK.
Note: If you encounter any problems with your application software after entering an MSN, remove the MSN settings by selecting each MSN individually in the Multisubscriber number list and clicking Remove. Then enter MSN settings in any application software that requires them!
10. Configuration and diagnostics of the IBM International ISDN PC Card 63