Multi-Tech Systems ISIHP-2U - Manual (Page 42)

Software/Driver Installation (Windows 98)
42 MultiModemISI Hybrid Series, ISIHP-2S/2U/4S/4U/4SD
4. The Install From Disk dialog box appears. Click OK.
5. The Install New Modem dialog box appears. Select a protocol
(depending on your application) from the Models list; then click
Next.
6. The Install New Modem dialog box appears. Select the port that
corresponds to the lowest numbered port of the ISIHP card. Any
ports that had been installed before installing the ISIHP card are
numbered lower than the ports of the ISIHP card. Click Next.