diff --git a/sbin/ifconfig/ifconfig.8 b/sbin/ifconfig/ifconfig.8
index aa3f524291cf..0df91eda4549 100644
--- a/sbin/ifconfig/ifconfig.8
+++ b/sbin/ifconfig/ifconfig.8
@@ -1,4 +1,4 @@
-.\"	$NetBSD: ifconfig.8,v 1.114 2017/02/16 13:51:08 wiz Exp $
+.\"	$NetBSD: ifconfig.8,v 1.115 2018/07/31 20:54:18 sevan Exp $
 .\"
 .\" Copyright (c) 1983, 1991, 1993
 .\"	The Regents of the University of California.  All rights reserved.
@@ -29,7 +29,7 @@
 .\"
 .\"     @(#)ifconfig.8	8.4 (Berkeley) 6/1/94
 .\"
-.Dd January 19, 2017
+.Dd July 31, 2018
 .Dt IFCONFIG 8
 .Os
 .Sh NAME
@@ -89,29 +89,6 @@ or a
 .Tn DARPA
 Internet address expressed in the Internet standard
 .Dq dot notation .
-For the Xerox Network Systems(tm) family,
-addresses are
-.Ar net:a.b.c.d.e.f ,
-where
-.Ar net
-is the assigned network number
-.Pq in decimal ,
-and each of the six bytes of the host number,
-.Ar a
-through
-.Ar f ,
-are specified in hexadecimal.
-The host number may be omitted on Ethernet interfaces,
-which use the hardware physical address,
-and on interfaces other than the first.
-For the
-.Tn ISO
-family, addresses are specified as a long hexadecimal string,
-as in the Xerox family.
-However, two consecutive dots imply a zero
-byte, and the dots are optional, if the user wishes to
-.Pq carefully
-count out long strings of digits in network byte order.
 .It Ar address_family
 Specifies the
 .Ar address_family
@@ -123,7 +100,6 @@ supported are
 .Dq inet ,
 .Dq inet6 ,
 .Dq atalk ,
-.Dq iso ,
 and
 .Dq link .
 .It Ar interface
@@ -237,15 +213,6 @@ marked ``down'', the system will not attempt to
 transmit messages through that interface.
 If possible, the interface will be reset to disable reception as well.
 This action does not automatically disable routes using the interface.
-.It Cm ipdst
-This is used to specify an Internet host who is willing to receive
-ip packets encapsulating NS packets bound for a remote network.
-An apparent point to point link is constructed, and
-the address specified will be taken as the NS address and network
-of the destination.
-IP encapsulation of
-.Tn CLNP
-packets is done differently.
 .It Cm media Ar type
 Set the media type of the interface to
 .Ar type .
@@ -318,7 +285,7 @@ Set the maximum transmission unit of the interface to
 .Ar n .
 Most interfaces do not support this option.
 .It Cm netmask Ar mask
-.Pq inet, inet6, and ISO
+.Pq inet and inet6
 Specify how much of the address to reserve for subdividing
 networks into sub-networks.
 The mask includes the network part of the local address
@@ -339,31 +306,6 @@ slash-notation after the address
 .Pq e.g 192.168.17.3/24 .
 .\" see
 .\" Xr eon 5 .
-.It Cm nsellength Ar n
-.Pf ( Tn ISO
-only)
-This specifies a trailing number of bytes for a received
-.Tn NSAP
-used for local identification, the remaining leading part of which is
-taken to be the
-.Tn NET
-.Pq Network Entity Title .
-The default value is 1, which is conformant to US
-.Tn GOSIP .
-When an ISO address is set in an ifconfig command,
-it is really the
-.Tn NSAP
-which is being specified.
-For example, in
-.Tn US GOSIP ,
-20 hex digits should be
-specified in the
-.Tn ISO NSAP
-to be assigned to the interface.
-There is some evidence that a number different from 1 may be useful
-for
-.Tn AFI
-37 type addresses.
 .It Cm state Ar state
 Explicitly force the
 .Xr carp 4