#!/usr/bin/perl
#
# $Copyright$
#
# $TAHI: ct-dhcpv6/dhcpv6.tahi/S_RFC3315_17.2.2_Creation-TransmissionOfAdvertiseMsgIfRelayReply.seq,v 1.23 2006/10/20 12:35:52 hide Exp $
########################################################################
BEGIN { $V6evalTool::TestVersion = '$Name:  $';
}

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\")"
);

dhcpSvrInit(\%NUT_Server_Config);
#--------------------------------------------------------------#
# Main Procedure
#--------------------------------------------------------------#
vLogHTML('<B>==== Creation and Transmission of Relay Reply Messages #1  ====</B><BR>');



# set Options
$CID_OPTION = "opt_CID_LLT_client1";
#$IID_OPTION = "opt_IID";
# send DHCPv6 Relay Forward Message(Solicit)
#my($ret1, %rfsol1) = send_relay_forward($IF0, "relayforward_solicit_client1_to_alldhcp");
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();
}


if(0!= options_exist(\%rradv2,$CMP_IID)){
	dhcpExitError("<B>The expected Interface-id option can not be found.</B>");
}
#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 Message exchangement is correct</FONT></B><BR>");
#-------------------------------------------------------------------
dhcpExitPass();

#NOTREACHED

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

=head1 NAME

  S_RFC3315_17.2.2_Creation-TransmissionOfAdvertiseMsgIfRelayReply.seq - Respond to the Solicit Message in a Relay-forward message (w/ Interface-ID)

=head1 TARGET

  Server

=head1 SYNOPSIS

=begin html
 <PRE>
 <A HREF="./S_RFC3315_17.2.2_Creation-TransmissionOfAdvertiseMsgIfRelayReply.seq">S_RFC3315_17.2.2_Creation-TransmissionOfAdvertiseMsgIfRelayReply.seq </A>[-tooloption ...]
 -pkt <A HREF="./S_RFC3315_17.2.2_Creation-TransmissionOfAdvertiseMsgIfRelayReply.def">S_RFC3315_17.2.2_Creation-TransmissionOfAdvertiseMsgIfRelayReply.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>
	<ul>
	<PRE>
Packet's destination address
	<li><b>unicast</b> to the relay agent's address from the received packet</li>
Relay-reply Message
	<li>msg-type</li>
	<b>RELAY-REPL(13)</b>
	<li>Relay Message Option</li>
	<b>With Advertise Message</b>
	<li>Interface-id option</li>
	<b>Same as the Relay-forward message</b>
	</ul>
	</PRE>
  </ul>
  <ul>
      <li><STRONG>Configuration</STRONG></li>
	<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 agent1</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>
</ul>

=end html

=head1 TEST PROCEDURE

=begin html
<PRE>
       NUT     TN
        |       | 
        |       | initialize NUT (as a DHCPv6 Server)
        |       | 
        | <---- | Relay-forward(include "Socilit"  w/ Interface-id option)
        | ----> | Relay-reply (w/ Advertise message & Interface-id option)(*1)
        |       | 
</PRE>

=end html

=head1 JUDGEMENT

<PRE>
(*1) PASS:Relay-reply message will be received by TN.
          The Interface-Id value of Relay-reply message is same as the
	  Relay-forward message	  
</PRE>

=head1 TERMINATION

  N/A

=head1 REFERENCE

=begin html
<PRE>
   see also RFC3315
   17.2.3.  Creation and Transmission of Reply Messages 
</PRE>

=end html

=head1 SEE ALSO

  perldoc V6evalTool

=cut