--- net-tools-1.60/man/en_US/ifconfig.8.addr_man	2006-03-30 12:32:56.000000000 +0200
+++ net-tools-1.60/man/en_US/ifconfig.8	2006-03-30 12:38:43.000000000 +0200
@@ -39,6 +39,11 @@
 (Novell IPX) and
 .B netrom
 (AMPR Packet radio).
+All numbers supplied as parts in IPv4 dotted decimal notation may be decimal,
+octal, or hexadecimal, as specified in the ISO C standard (that is, a leading 0x
+or 0X implies hexadecimal; otherwise, a leading '0' implies octal; otherwise,
+the number is interpreted as decimal). Use of hexamedial and octal numbers
+is not RFC-compliant and therefore its use is discouraged and may go away.
 .SH OPTIONS
 .TP
 .B interface