This is the diff/patch to make freenet6's gw6c's linux.sh use iproute2.

The linux.sh script has a nasty copyright, but I suspect it grants me
permission to use the BSD style copyright in
gw6c-5_0-RELEASE/tspc-advanced/CLIENT-LICENSE.TXT.

--- template/linux.sh.orig	2007-05-27 16:33:29.000000000 +0000
+++ template/linux.sh	2007-05-27 16:34:38.000000000 +0000
@@ -76,8 +76,6 @@
 Display 1 "--- Start of configuration script. ---"
 Display 1 "Script: " `basename $0`
 
-ifconfig=/sbin/ifconfig
-route=/sbin/route
 ipconfig=/sbin/ip
 rtadvd=/usr/sbin/radvd
 rtadvd_pid=/var/run/radvd/radvd.pid
@@ -116,24 +114,24 @@
       fi
    fi
 
-   Exec $ifconfig $TSP_TUNNEL_INTERFACE up
+   Exec $ipconfig link set $TSP_TUNNEL_INTERFACE up
 
    PREF=`echo $TSP_CLIENT_ADDRESS_IPV6 | sed "s/:0*/:/g" |cut -d : -f1-2`
-   OLDADDR=`$ifconfig $TSP_TUNNEL_INTERFACE | grep "inet6.* $PREF" | sed -e "s/^.*inet6 addr: //" -e "s/ Scope.*\$//"`
+      OLDADDR=`$ipconfig -6 addr show $TSP_TUNNEL_INTERFACE | grep "inet6" | sed -e "s/^.*inet6 //" -e "s/ scope.*\$//"`
    if [ ! -z $OLDADDR ]; then
       Display 1 "Removing old IPv6 address $OLDADDR"
-      Exec $ifconfig $TSP_TUNNEL_INTERFACE inet6 del $OLDADDR
+      Exec $ipconfig -6 addr del $OLDADDR dev $TSP_TUNNEL_INTERFACE
    fi
    Display 1 "This host is: $TSP_CLIENT_ADDRESS_IPV6/$TSP_TUNNEL_PREFIXLEN"
-   Exec $ifconfig $TSP_TUNNEL_INTERFACE add $TSP_CLIENT_ADDRESS_IPV6/$TSP_TUNNEL_PREFIXLEN
-   Exec $ifconfig $TSP_TUNNEL_INTERFACE mtu 1280
+   Exec $ipconfig -6 addr add $TSP_CLIENT_ADDRESS_IPV6/$TSP_TUNNEL_PREFIXLEN dev $TSP_TUNNEL_INTERFACE
+   Exec $ipconfig link set $TSP_TUNNEL_INTERFACE mtu 1280
    # 
    # Default route  
    Display 1 "Adding default route"
-   ExecNoCheck $route -A inet6 del ::/0 2>/dev/null # delete old default route
-   ExecNoCheck $route -A inet6 del 2000::/3 2>/dev/null  # delete old gw route
-   Exec $route -A inet6 add ::/0 dev $TSP_TUNNEL_INTERFACE
-   Exec $route -A inet6 add 2000::/3 dev $TSP_TUNNEL_INTERFACE
+   ExecNoCheck $ipconfig -6 route del ::/0 2>/dev/null # delete old default route
+   ExecNoCheck $ipconfig -6 route del 2000::/3 2>/dev/null  # delete old gw route
+   Exec $ipconfig -6 route add ::/0 dev $TSP_TUNNEL_INTERFACE
+   Exec $ipconfig -6 route add 2000::/3 dev $TSP_TUNNEL_INTERFACE
 fi
 
 # Router configuration if required