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      1 #!/sbin/sh
      2 #
      3 # CDDL HEADER START
      4 #
      5 # The contents of this file are subject to the terms of the
      6 # Common Development and Distribution License (the "License").
      7 # You may not use this file except in compliance with the License.
      8 #
      9 # You can obtain a copy of the license at usr/src/OPENSOLARIS.LICENSE
     10 # or http://www.opensolaris.org/os/licensing.
     11 # See the License for the specific language governing permissions
     12 # and limitations under the License.
     13 #
     14 # When distributing Covered Code, include this CDDL HEADER in each
     15 # file and include the License file at usr/src/OPENSOLARIS.LICENSE.
     16 # If applicable, add the following below this CDDL HEADER, with the
     17 # fields enclosed by brackets "[]" replaced with your own identifying
     18 # information: Portions Copyright [yyyy] [name of copyright owner]
     19 #
     20 # CDDL HEADER END
     21 #
     22 #
     23 # Copyright 2009 Sun Microsystems, Inc.  All rights reserved.
     24 # Use is subject to license terms.
     25 #
     26 
     27 . /lib/svc/share/smf_include.sh
     28 
     29 #
     30 # In a shared-IP zone we need this service to be up, but all of the work
     31 # it tries to do is irrelevant (and will actually lead to the service 
     32 # failing if we try to do it), so just bail out. 
     33 # In the global zone and exclusive-IP zones we proceed.
     34 #
     35 smf_configure_ip || exit $SMF_EXIT_OK
     36 
     37 #
     38 # Before any interfaces are configured, we need to set the system
     39 # default IP forwarding behavior.  This will be the setting for
     40 # interfaces that don't modify the per-interface setting with the
     41 # router or -router ifconfig command in their /etc/hostname.<intf>
     42 # files.  Due to their dependency on this service, the IP forwarding services
     43 # will run at this point (though routing daemons will not run until later
     44 # in the boot process) and set forwarding flags.
     45 #
     46 
     47 # IPv4 loopback
     48 /sbin/ifconfig lo0 plumb 127.0.0.1 up
     49 
     50 # IPv6 loopback
     51 /sbin/ifconfig lo0 inet6 plumb ::1 up
     52 
     53 # Trusted Extensions shares the loopback interface with all zones
     54 if (smf_is_system_labeled); then
     55 	if smf_is_globalzone; then
     56 		 /sbin/ifconfig lo0 all-zones
     57 		 /sbin/ifconfig lo0 inet6 all-zones
     58 	fi
     59 fi
     60