#!/usr/bin/perl
#
#Copyright (C) 1999, 2000, 2001, 2002, 2003, 2004, 2005, 2006, 2007, 2008
#	Yokogawa Electric Corporation.
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#   notice, this list of conditions and the following disclaimer.
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#   notice, this list of conditions and the following disclaimer in
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#   the distribution.
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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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#CONTRIBUTORS "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING
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#FOR A PARTICULAR PURPOSE, ARE DISCLAIMED.  IN NO EVENT SHALL THE
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#(INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR
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#STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING
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#POSSIBILITY OF SUCH DAMAGE.
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#$Id: C_RFC3736_5_3_InfWDnsSvrOpt.seq,v 1.2 2008/08/29 06:26:00 ozoe Exp $
###############################################################################
BEGIN{
	$V6evalTool::TestVersion = '$Name: DHCPv6_Self_Test_P2_1_0_13 $';
}
use strict;
use V6evalTool;

use lib '../.';
use DHCPv6_common;
use Client_pktdesc;

dhcpExitNS  if ChkFuncSupport('STATELESSDHCP');

#--------------------------------------------------------------#
# Initialization variables
#--------------------------------------------------------------#
my $IF0_NUT = $V6evalTool::NutDef{"Link0_device"};
my $IF0 = "Link0";
my $timeout = 20;
vCapture($IF0);

#--------------------------------------------------------------#
# manuallly address configuration 
#--------------------------------------------------------------#
my $ret = initial_ra_w_ping($IF0,'ra_server2_to_all_addr_assign');
if($ret != 0){
	vLogHTML('<FONT COLOR="#FF0000">Global Address of NUT is not assigned by RA!</FONT><BR>');
	dhcpExitFail;
}
my $ret = vRemote("dhcp6c.rmt", "start", "inforeq", "dns", "link0=$IF0_NUT");
if($ret != 0) {
	vLogHTML('<FONT COLOR="#FF0000">Cannot Initialize DHCPv6 Client program.</FONT><BR>');
	dhcpExitFail;
};
#--------------------------------------------------------------#
# 1. Capture Information-request
#--------------------------------------------------------------#
my ($retinf, %inf) = wait_for_information_request($IF0, $timeout);
if($retinf != 0){
	dhcpExitFail;
}
$ret = options_exist(\%inf, $CMP_ORO);
if($ret != 0) {
	dhcpExitFail;
}
my $optcode = lookup_OptRequestCode(\%inf,23);
if($optcode != 0){
	vLogHTML('<FONT COLOR="#FF0000">Correct option Code is not found! </FONT><BR>');
	dhcpExitFail;
}
vClear($IF0);
vStop($IF0);
dhcpExitPass;
#NEED
###############################################################################
__END__

=head1 NAME 

  C_RFC3736_5_3_InfWDnsSvrOpt.seq - Check Option code for DNS recursive name server 

=head1 TARGET

  Client

=head1 SYNOPSIS

=begin html
<PRE>
  <A HREF="./C_RFC3736_5_3_InfWDnsSvrOpt.seq"> C_RFC3736_5_3_InfWDnsSvrOpt.seq</A> [-tooloption...] <BR>  -pkt  <A HREF="./C_RFC3736_5_3_InfWDnsSvrOpt.def"> C_RFC3736_5_3_InfWDnsSvrOpt.def</A> <BR>  -tooloption : v6eval tool option
<BR>
  See Also <A HREF="./DHCPv6.def"> DHCPv6.def </A> 
</PRE>

=end html

=head1 INITIALIZATION

=begin html
  <ul>
  <li><STRONG>Network Topology</STRONG></li> 
    <PRE>
          NUT(Client)
          |           
          |                        
Link0   --+--------+------------------------ 3ffe:501:ffff:100::/64
                   |
                   |          
                   TN(Server) 
    </PRE>
  </ul>
  <ul>  
  <li><STRONG>Verification Points</STRONG></li><br>
    <PRE>
    The client uses Option Request option which specifies the 
    configuration information that the client is requesting 
    from the server. Requested-option-code is 23.
    </PRE>
  </ul>
  <ul>     
  <li><STRONG>Configurations</STRONG></li><br>
    <BR>
    <TABLE BORDER="1">
    <TR>
    <TD><TT>Device Name</TT></TD>
    <TD><TT>Device Type</TT></TD>
    <TD><TT>Interface</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>Client</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>Server</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:a1a1</TT></TD>
    <TD><TT>00:00:00:00:a1:a1</TT></TD>
    </TR>
    </TABLE>
  </ul>

=end html

=head1 TEST PROCEDURE

=begin html
<PRE>
<BR>
       NUT      TN
        |       |
        |       | NUT requests stateless DHCPv6 service
        | ----> |<B>Information-request</B> w/Option Request option/23 (1*)
        |       |
        |       |
<BR>
</PRE>

=end html

=head1 JUDGEMENT

=begin html
<PRE>
<BR>  
  (1*)PASS: NUT transmits Information-request with Option Request option.
            And requested-option-code is 23. 
</PRE>

=end html

=head1 TERMINATION

=begin html
<PRE>
  N/A
</PRE>

=end html

=head1 REFERENCE

=begin html
<PRE>
  Also see RFC3736
<BR>
  5.3.  Options Used for Configuration Information
</PRE>

=end html

=head1 SEE ALSO

=begin html
<PRE>
<BR>
  perldoc  V6evalTool
<BR>
</PRE>

=end html