Hi,

here's the manpage to go with the uncm(4) driver.

Jan

diff --git share/man/man4/uncm.4 share/man/man4/uncm.4
new file mode 100644
index 00000000000..73987ffde97
--- /dev/null
+++ share/man/man4/uncm.4
@@ -0,0 +1,56 @@
+.\" Copyright (c) 2026 Jan Schreiber <jes@posteo.de>
+.\"
+.\" Permission to use, copy, modify, and distribute this software for any
+.\" purpose with or without fee is hereby granted, provided that the above
+.\" copyright notice and this permission notice appear in all copies.
+.\"
+.\" THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES
+.\" WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF
+.\" MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR
+.\" ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES
+.\" WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN
+.\" ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF
+.\" OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
+.\"
+.Dd $Mdocdate: October 6 2026 $
+.Dt UNCM 4
+.Os
+.Sh NAME
+.Nm uncm
+.Nd USB Network Control Model
+.Sh SYNOPSIS
+.Cd "uncm*  at uhub?"
+.Sh DESCRIPTION
+The
+.Nm
+driver provides support for USB Network Control Model (NCM) devices,
+commonly used for USB tethering.
+.Pp
+.Nm
+should work with devices that provide USB tethering via NCM,
+such as most Android devices, including the following:
+.Pp
+.Bl -tag -width Ds -offset indent -compact
+.It Google Pixel 9 Pro
+.El
+.Sh SEE ALSO
+.Xr intro 4 ,
+.Xr netintro 4 ,
+.Xr umb 4 ,
+.Xr usb 4 ,
+.Xr hostname.if 5 ,
+.Xr ifconfig 8
+.Sh HISTORY
+The
+.Nm
+device driver first appeared in
+.Ox 8.1 .
+.Sh AUTHORS
+.An -nosplit
+The
+.Nm
+driver was written by
+.An Jan Schreiber Aq Mt jes@posteo.de
+and is based on the
+.Xr umb 4
+driver.