#!/usr/bin/perl
#
# Copyright (C) 1999, 2000, 2001, 2002, 2003, 2004, 2005, 2006 Yokogawa Electric Corporation.
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#    which is related to this software (hereinafter referred to as
#    "project") nor the names of the contributors may be used to
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# $TAHI: ct-dhcpv6/dhcpv6.tahi/S_RFC3315_22.18_InterfaceIDOP.seq,v 1.28 2006/03/09 08:45:55 mnaoki Exp $
########################################################################
BEGIN { $V6evalTool::TestVersion = '$Name: DHCPv6_1_0 $';
}

use strict;
use V6evalTool;
use DHCPv6_common;
use Server_pktdesc;

#--------------------------------------------------------------#
# Initialization
#--------------------------------------------------------------#

vLogHTML('<B>==== NUT Initialization ====</B><BR>');
my $IF0 = "Link0";
#initial NUT config parameters,
my %NUT_Server_Config = (
	'if_nut0'=> "$V6evalTool::NutDef{Link0_device}",
	'init_opcode' => "vRemote(\"dhcp6s.rmt\", \"start\",\"link0=$V6evalTool::NutDef{Link0_device}\",\"startaddr=3ffe:501:ffff:101::10\",\"endaddr=3ffe:501:ffff:101::11\",\"valduid=$DUID_CLIENT\")"
);

dhcpSvrInit(\%NUT_Server_Config);
#--------------------------------------------------------------#
# Main Procedure
#--------------------------------------------------------------#
vLogHTML('<B>==== Creation and Transmission of Relay Reply Messages #1  ====</B><BR>');
# set Options
$CID_OPTION = "opt_CID_LLT_client1";
$IA_NA_OPTION = "opt_IA_NA";
# send DHCPv6 Relay Forward Message(Solicit)
my($ret1, %rfsol1) = send_relay_forward($IF0, "relayforward_solicit_client1_to_alldhcp_interfaceid");
 if (0 != $ret1){
 	dhcpExitFail();
 }
# wait for DHCPv6 Relay Reply Message(Advertise)
my ($ret2, %rradv2) =  wait_for_relay_reply_advertise($IF0, 5,undef);
if (0 != $ret2){
	dhcpExitFail();
}
#Compare the interface-id option
my $cmpresult = compare_options(\%rradv2,\%rfsol1,$CMP_IID);
if(0 != $cmpresult){
	dhcpExitError("The interface-id option between Relay-forward & Relay-reply isn't same");
}
#-------------------------------------------------------------------
vLogHTML("<B><FONT COLOR=#006666>The Format of Interface ID is correct</FONT></B><BR>");
#-------------------------------------------------------------------
dhcpExitPass();
 


#NOTREACHED

########################################################################
__END__

=head1 NAME

  S_RFC3315_22.18_InterfaceIDOP.seq - Checking Interface-Id Option

=head1 TARGET

  Server

=head1 SYNOPSIS

=begin html
 <PRE>
 <A HREF="./S_RFC3315_22.18_InterfaceIDOP.seq">S_RFC3315_22.18_InterfaceIDOP.seq </A>[-tooloption ...]
 -pkt <A HREF="./S_RFC3315_22.18_InterfaceIDOP.def">S_RFC3315_22.18_InterfaceIDOP.def </A>
 -tooloption: v6eval tool option
See Also <A HREF="./DHCPv6.def"> DHCPv6.def </A>
 </PRE>

=head1 INITIALIZATION

=begin html
  <UL>
  <LI><STRONG>Network Topology</STRONG></LI>
  </UL>
  <PRE>
          TN(Relay agent1)  
             |
Link0 -------+-----------+--------------- 3ffe:501:ffff:100::/64
                         |
                       NUT(Server1)
  </PRE>
  <UL>
      <LI><STRONG>Verification Points</STRONG></LI><P>
          <PRE>
          <UL>
Relay-reply Message Format
      <LI>msg-type</LI>
          <B>RELAY-REPL(13)</B>
      <LI>Interface-Id option</LI>
	  <B>Same as the RELAY-FORW Message</B>
          </UL>
<UL>Interface-Id option's format
<LI>option-code</LI>
<B>OPTION_INTERFACE_ID (18)</B>
<LI>option-len</LI>
<B>Length of interface-id field.</B>
<LI>interface-id</LI>
An opaque value of arbitrary length generated
by the relay agent to identify one of the
relay agent's interfaces.
</PRE>
  </UL>
  <UL>
      <LI><STRONG>Configuration</STRONG></LI>
  </UL>
	<BLOCKQUOTE>
	<TABLE BORDER>
	<TR>
	<TD><TT>Device Name</TT></TD>
	<TD><TT>Device Type</TT></TD>
	<TD><TT>I/F</TT></TD>
	<TD><TT>Assigned Prefix</TT></TD>
	<TD><TT>Link Local Addr</TT></TD>
	<TD><TT>MAC Addr</TT></TD>
	</TR>
	<TR>
	<TD><TT>Server1</TT></TD>
	<TD><TT>NUT</TT></TD>
	<TD><TT>Link0</TT></TD>
	<TD><TT>3ffe:501:ffff:100::/64</TT></TD>
	<TD><TT>NUT's Linklocal address</TT></TD>
	<TD><TT>NUT's MAC address</TT></TD>
	</TR>
	<TR>
	<TD><TT>Relay agent 1</TT></TD>
	<TD><TT>TN</TT></TD>
	<TD><TT>Link0</TT></TD>
	<TD><TT>3ffe:501:ffff:100::/64</TT></TD>
	<TD><TT>fe80::200:ff:fe00:a2a2</TT></TD>
	<TD><TT>00:00:00:00:a2:a2</TT></TD>
	</TR>
	</TABLE>
	</BLOCKQUOTE>

=end html

=head1 TEST PROCEDURE

=begin html
<PRE>
       NUT     TN
        |       | 
        |       | initialize NUT (as a DHCPv6 Server)
        |       | 
        | <---- | Relay-forward(Solicit)
        | ----> | Relay-reply(Advertise) (*1)
        |       | 
</PRE>

=end html

=head1 JUDGEMENT

<PRE>
(*1)PASS: The Interface-Id value of Relay-reply message is same as the
	  Relay-forward message and the Relay-reply should include the
	  Advertise message.
</PRE>

=head1 TERMINATION

  N/A

=head1 REFERENCE

=begin html
<PRE>
   see also RFC3315
   22.18. Interface-Id Option
</PRE>

=end html

=head1 SEE ALSO

  perldoc V6evalTool

=cut
<PRE>