Dial phone from Lotus Notes with 3Com NBX 100 Phone System

Following Code for dialing phone works with modem in PC connected to phone.I know that TAPI is used to dial phone.I need to integrate this with 3Com NBX 100 Phone System.How this can be acheived.Please help.

Dim ret As Long

Dim session As New notessession

Dim db As notesdatabase

Dim doccol As notesdocumentcollection

Dim doc As notesdocument

Dim docPhone As Variant

Dim varphone As String

Dim varcontact As Variant

Dim vartime,vardate As Variant

Set db=session.currentdatabase

Set doccol=db.unprocesseddocuments

If doccol.count >1 Then

Msgbox “Please select one contact at a time”

Elseif doccol.count=0 Then

Msgbox “Please select a contact”

Else

Set doc=doccol.getfirstdocument

If doc.isresponse Then

Msgbox “Please select main contact document”

Else

docPhone = doc.getitemvalue(“phone”)

docphone1=docphone(0)

varcontact=doc.contact

varcontact1=varcontact(0)

If Len(docphone1) = 0 Then

Msgbox varcontact1 + " 's phone number not found"

Else

varphone=docphone(0)

vartime="Date " & Str(Time())

vardate="Time " & Str(Date())

ret = tapiRequestMakeCall(varPhone,vardate,varcontact1,vartime)

If ret <> 0 Then Print “Call failed!”

End If

End If

End If

Thanks in advance,

Babita