diff -up net-tools-1.60/man/en_US/ifconfig.8.metric-tunnel-man net-tools-1.60/man/en_US/ifconfig.8
--- net-tools-1.60/man/en_US/ifconfig.8.metric-tunnel-man	2008-09-18 09:20:49.000000000 +0200
+++ net-tools-1.60/man/en_US/ifconfig.8	2008-09-18 09:26:41.000000000 +0200
@@ -70,7 +70,7 @@ mode.  If selected, all multicast packet
 received by the interface.
 .TP
 .B "metric N"
-This parameter sets the interface metric.
+This parameter sets the interface metric. It is not available under GNU/Linux.
 .TP
 .B "mtu N"
 This parameter sets the Maximum Transfer Unit (MTU) of an interface.
@@ -92,7 +92,7 @@ Add an IPv6 address to an interface. 
 .B "del addr/prefixlen"
 Remove an IPv6 address from an interface.
 .TP
-.B "tunnel aa.bb.cc.dd"
+.B "tunnel ::aa.bb.cc.dd"
 Create a new SIT (IPv6-in-IPv4) device, tunnelling to the given destination.
 .TP
 .B "irq addr"