freebsd-nq/usr.sbin/i4b/man/ihfc.4
2000-10-09 14:22:51 +00:00

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.\" $Id: ihfc.4,v 1.2 2000/07/24 12:22:09 hm Exp $
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.\" $FreeBSD$
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.\" last edit-date: [Tue Apr 25 15:03:14 2000]
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.Dd July 20, 2000
.Dt IHFC 4
.Os
.Sh NAME
.Nm ihfc
.Nd isdn4bsd Cologne Chip Designs HFC[-S][-SP] 2B[DS0] driver
.Sh SYNOPSIS
.Pp
All PnP cards (AcerISDN P10, Teles 16.3c PnP):
.Pp
.Cd "device ihfc"
.Pp
Non-PnP cards (TELEINT ISDN SPEED No.1):
.Pp
.Cd "device ihfc0 at isa?"
.Pp
NOTE: The driver will automatically probe for io-base and irq.
.Pp
.Sh DESCRIPTION
The
.Nm
driver provides D-channel layer 1 supports as specified in ITU Recommendation
I.430 and layer 1 support for the B-channel.
.Pp
The driver supports passive ISA ISDN cards based on the HFC[-S][-SP] 2B[DS0]
chips from Cologne Chip Designs such as the Teles 16.3c and
the AcerISDN P10.
.Pp
.Sh CAVEATS
The driver is still in a somewhat experimental state.
.Pp
.Sh BUGS
Always at least one left.
.Sh STANDARDS
CCITT Recommendation I.430
.Sh SEE ALSO
.Xr i4bq921 4
.Xr i4bq931 4
.Sh AUTHOR
The
.Nm
driver was written by
.An Hans Petter Selasky Aq hselasky@c2i.net .
.Pp
This manpage was written by
.An Hellmuth Michaelis Aq hm@freebsd.org .