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Net::Frame::Layer::IPv6 - Internet Protocol v6 layer object

Attributes

version - 4 bits
           Version of Internet Protocol header.

       trafficClass - 8 bits
           Traffic class field. Was Type of Service in IPv4.

       flowLabel - 20 bits
           Flow label class field. Was IP ID in IPv4.

       nextHeader - 8 bits
           The type of next header. Was protocol in IPv4.

       protocol
           Is an alias for nextHeader.

       payloadLength - 16 bits
           Length in bytes of encapsulated layers (usually, that is layer 4 + layer 7).

       hopLimit - 8 bits
           Was TTL field in IPv4.

       src - 32 bits
       dst - 32 bits
           Source and destination addresses.

       The following are inherited attributes. See Net::Frame::Layer for more information.

       rawpayloadnextLayer

Author

       Patrice <GomoR> Auffret

Constants

       Load them: use Net::Frame::Layer::IPv6 qw(:consts);

       NF_IPv6_PROTOCOL_ICMPv4NF_IPv6_PROTOCOL_IGMPNF_IPv6_PROTOCOL_IPIPNF_IPv6_PROTOCOL_TCPNF_IPv6_PROTOCOL_EGPNF_IPv6_PROTOCOL_IGRPNF_IPv6_PROTOCOL_CHAOSNF_IPv6_PROTOCOL_UDPNF_IPv6_PROTOCOL_IDPNF_IPv6_PROTOCOL_DCCPNF_IPv6_PROTOCOL_IPv6NF_IPv6_PROTOCOL_IPv6ROUTINGNF_IPv6_PROTOCOL_IPv6FRAGMENTNF_IPv6_PROTOCOL_IDRPNF_IPv6_PROTOCOL_RSVPNF_IPv6_PROTOCOL_GRENF_IPv6_PROTOCOL_ESPNF_IPv6_PROTOCOL_AHNF_IPv6_PROTOCOL_ICMPv6NF_IPv6_PROTOCOL_EIGRPNF_IPv6_PROTOCOL_OSPFNF_IPv6_PROTOCOL_ETHERIPNF_IPv6_PROTOCOL_PIMNF_IPv6_PROTOCOL_VRRPNF_IPv6_PROTOCOL_STPNF_IPv6_PROTOCOL_SCTPNF_IPv6_PROTOCOL_UDPLITENF_IPv6_PROTOCOL_IPv6HOPBYHOPNF_IPv6_PROTOCOL_GGPNF_IPv6_PROTOCOL_STNF_IPv6_PROTOCOL_CBTNF_IPv6_PROTOCOL_PUPNF_IPv6_PROTOCOL_ARGUSNF_IPv6_PROTOCOL_EMCONNF_IPv6_PROTOCOL_XNETNF_IPv6_PROTOCOL_MUXNF_IPv6_PROTOCOL_DCNMEASNF_IPv6_PROTOCOL_HMPNF_IPv6_PROTOCOL_PRMNF_IPv6_PROTOCOL_TRUNK1NF_IPv6_PROTOCOL_TRUNK2NF_IPv6_PROTOCOL_LEAF1NF_IPv6_PROTOCOL_LEAF2NF_IPv6_PROTOCOL_3PCNF_IPv6_PROTOCOL_IDPRNF_IPv6_PROTOCOL_XTPNF_IPv6_PROTOCOL_DDPNF_IPv6_PROTOCOL_IDPRCMTPNF_IPv6_PROTOCOL_TPPLUSPLUSNF_IPv6_PROTOCOL_ILNF_IPv6_PROTOCOL_SDRPNF_IPv6_PROTOCOL_IPv6NONEXTNF_IPv6_PROTOCOL_IPv6DESTINATIONNF_IPv6_PROTOCOL_IPv6MOBILITY
           Constants for nextHeader attribute.

Description

       This modules implements the encoding and decoding of the IPv6 layer.

       RFC: ftp://ftp.rfc-editor.org/in-notes/rfc2460.txt

       See also Net::Frame::Layer for other attributes and methods.

Methods

newnew (hash)
           Object  constructor.  You  can  pass  attributes  that  will overwrite default ones. See SYNOPSIS for
           default values.

       computeLengths ({ payloadLength => VALUE })
           In order to compute lengths attributes within IPv6 header, you need to pass via a hashref the  number
           of bytes contained in IPv6 payload (that is, the sum of all layers after the IPv6 one).

       The  following  are  inherited methods. Some of them may be overridden in this layer, and some others may
       not be meaningful in this layer. See Net::Frame::Layer for more information.

       layercomputeLengthspackunpackencapsulategetLengthprintdump

Name

       Net::Frame::Layer::IPv6 - Internet Protocol v6 layer object

See Also

       Net::Frame::Layer

Synopsis

          use Net::Frame::Layer::IPv6 qw(:consts);

          # Build a layer
          my $layer = Net::Frame::Layer::IPv6->new(
             version       => 6,
             trafficClass  => 0,
             flowLabel     => 0,
             nextHeader    => NF_IPv6_PROTOCOL_TCP,
             hopLimit      => 0xff,
             src           => '::1',
             dst           => '::1',
             payloadLength => 0,
          );
          $layer->pack;

          print 'RAW: '.$layer->dump."\n";

          # Read a raw layer
          my $layer = Net::Frame::Layer::IPv6->new(raw = $raw);

          print $layer->print."\n";
          print 'PAYLOAD: '.unpack('H*', $layer->payload)."\n"
             if $layer->payload;

See Also