author | Tom Henderson <tomh@tomh.org> |
Sat, 17 May 2008 12:08:20 -0700 | |
changeset 3125 | d2d8a36cfd23 |
parent 2997 | caf9d364c6fc |
child 3126 | 68d35477a842 |
permissions | -rw-r--r-- |
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Fix for bug69: set local address correctly upon UDP connect; apply correct UDP connect() semantics (that sendto cannot override addresses on a connected socket); if destination is IPv4 limited broadcast address, convert to subnet-directed broadcast and send out on each interface; provide example csma-broadcast.cc script
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/* -*- Mode:C++; c-file-style:"gnu"; indent-tabs-mode:nil; -*- */ |
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/* |
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Fix for bug69: set local address correctly upon UDP connect; apply correct UDP connect() semantics (that sendto cannot override addresses on a connected socket); if destination is IPv4 limited broadcast address, convert to subnet-directed broadcast and send out on each interface; provide example csma-broadcast.cc script
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* This program is free software; you can redistribute it and/or modify |
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* it under the terms of the GNU General Public License version 2 as |
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Fix for bug69: set local address correctly upon UDP connect; apply correct UDP connect() semantics (that sendto cannot override addresses on a connected socket); if destination is IPv4 limited broadcast address, convert to subnet-directed broadcast and send out on each interface; provide example csma-broadcast.cc script
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* published by the Free Software Foundation; |
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Fix for bug69: set local address correctly upon UDP connect; apply correct UDP connect() semantics (that sendto cannot override addresses on a connected socket); if destination is IPv4 limited broadcast address, convert to subnet-directed broadcast and send out on each interface; provide example csma-broadcast.cc script
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* |
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Fix for bug69: set local address correctly upon UDP connect; apply correct UDP connect() semantics (that sendto cannot override addresses on a connected socket); if destination is IPv4 limited broadcast address, convert to subnet-directed broadcast and send out on each interface; provide example csma-broadcast.cc script
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* This program is distributed in the hope that it will be useful, |
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Fix for bug69: set local address correctly upon UDP connect; apply correct UDP connect() semantics (that sendto cannot override addresses on a connected socket); if destination is IPv4 limited broadcast address, convert to subnet-directed broadcast and send out on each interface; provide example csma-broadcast.cc script
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* but WITHOUT ANY WARRANTY; without even the implied warranty of |
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Fix for bug69: set local address correctly upon UDP connect; apply correct UDP connect() semantics (that sendto cannot override addresses on a connected socket); if destination is IPv4 limited broadcast address, convert to subnet-directed broadcast and send out on each interface; provide example csma-broadcast.cc script
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the |
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Fix for bug69: set local address correctly upon UDP connect; apply correct UDP connect() semantics (that sendto cannot override addresses on a connected socket); if destination is IPv4 limited broadcast address, convert to subnet-directed broadcast and send out on each interface; provide example csma-broadcast.cc script
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* GNU General Public License for more details. |
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Fix for bug69: set local address correctly upon UDP connect; apply correct UDP connect() semantics (that sendto cannot override addresses on a connected socket); if destination is IPv4 limited broadcast address, convert to subnet-directed broadcast and send out on each interface; provide example csma-broadcast.cc script
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* |
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Fix for bug69: set local address correctly upon UDP connect; apply correct UDP connect() semantics (that sendto cannot override addresses on a connected socket); if destination is IPv4 limited broadcast address, convert to subnet-directed broadcast and send out on each interface; provide example csma-broadcast.cc script
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* You should have received a copy of the GNU General Public License |
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Fix for bug69: set local address correctly upon UDP connect; apply correct UDP connect() semantics (that sendto cannot override addresses on a connected socket); if destination is IPv4 limited broadcast address, convert to subnet-directed broadcast and send out on each interface; provide example csma-broadcast.cc script
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* along with this program; if not, write to the Free Software |
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* Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA |
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Fix for bug69: set local address correctly upon UDP connect; apply correct UDP connect() semantics (that sendto cannot override addresses on a connected socket); if destination is IPv4 limited broadcast address, convert to subnet-directed broadcast and send out on each interface; provide example csma-broadcast.cc script
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*/ |
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|
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Fix for bug69: set local address correctly upon UDP connect; apply correct UDP connect() semantics (that sendto cannot override addresses on a connected socket); if destination is IPv4 limited broadcast address, convert to subnet-directed broadcast and send out on each interface; provide example csma-broadcast.cc script
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// |
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// Example of the sending of a datagram to a broadcast address |
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// |
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// Network topology |
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Fix for bug69: set local address correctly upon UDP connect; apply correct UDP connect() semantics (that sendto cannot override addresses on a connected socket); if destination is IPv4 limited broadcast address, convert to subnet-directed broadcast and send out on each interface; provide example csma-broadcast.cc script
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// ============== |
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Fix for bug69: set local address correctly upon UDP connect; apply correct UDP connect() semantics (that sendto cannot override addresses on a connected socket); if destination is IPv4 limited broadcast address, convert to subnet-directed broadcast and send out on each interface; provide example csma-broadcast.cc script
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// | | |
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// n0 n1 n2 |
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Fix for bug69: set local address correctly upon UDP connect; apply correct UDP connect() semantics (that sendto cannot override addresses on a connected socket); if destination is IPv4 limited broadcast address, convert to subnet-directed broadcast and send out on each interface; provide example csma-broadcast.cc script
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// | | |
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Fix for bug69: set local address correctly upon UDP connect; apply correct UDP connect() semantics (that sendto cannot override addresses on a connected socket); if destination is IPv4 limited broadcast address, convert to subnet-directed broadcast and send out on each interface; provide example csma-broadcast.cc script
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// ========== |
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Fix for bug69: set local address correctly upon UDP connect; apply correct UDP connect() semantics (that sendto cannot override addresses on a connected socket); if destination is IPv4 limited broadcast address, convert to subnet-directed broadcast and send out on each interface; provide example csma-broadcast.cc script
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// |
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// n0 originates UDP broadcast to 255.255.255.255/discard port, which |
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// is replicated and received on both n1 and n2 |
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|
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Fix for bug69: set local address correctly upon UDP connect; apply correct UDP connect() semantics (that sendto cannot override addresses on a connected socket); if destination is IPv4 limited broadcast address, convert to subnet-directed broadcast and send out on each interface; provide example csma-broadcast.cc script
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#include <iostream> |
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#include <fstream> |
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Fix for bug69: set local address correctly upon UDP connect; apply correct UDP connect() semantics (that sendto cannot override addresses on a connected socket); if destination is IPv4 limited broadcast address, convert to subnet-directed broadcast and send out on each interface; provide example csma-broadcast.cc script
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#include <string> |
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#include <cassert> |
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Fix for bug69: set local address correctly upon UDP connect; apply correct UDP connect() semantics (that sendto cannot override addresses on a connected socket); if destination is IPv4 limited broadcast address, convert to subnet-directed broadcast and send out on each interface; provide example csma-broadcast.cc script
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#include "ns3/core-module.h" |
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#include "ns3/simulator-module.h" |
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#include "ns3/node-module.h" |
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#include "ns3/helper-module.h" |
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Fix for bug69: set local address correctly upon UDP connect; apply correct UDP connect() semantics (that sendto cannot override addresses on a connected socket); if destination is IPv4 limited broadcast address, convert to subnet-directed broadcast and send out on each interface; provide example csma-broadcast.cc script
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using namespace ns3; |
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Fix for bug69: set local address correctly upon UDP connect; apply correct UDP connect() semantics (that sendto cannot override addresses on a connected socket); if destination is IPv4 limited broadcast address, convert to subnet-directed broadcast and send out on each interface; provide example csma-broadcast.cc script
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NS_LOG_COMPONENT_DEFINE ("CsmaBroadcastExample"); |
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int |
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main (int argc, char *argv[]) |
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{ |
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// Users may find it convenient to turn on explicit debugging |
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// for selected modules; the below lines suggest how to do this |
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#if 0 |
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LogComponentEnable ("CsmaBroadcastExample", LOG_LEVEL_INFO); |
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#endif |
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// |
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// Make the random number generators generate reproducible results. |
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// |
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RandomVariable::UseGlobalSeed (1, 1, 2, 3, 5, 8); |
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// Allow the user to override any of the defaults and the above |
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// Bind()s at run-time, via command-line arguments |
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CommandLine cmd; |
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cmd.Parse (argc, argv); |
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NS_LOG_INFO ("Create nodes."); |
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NodeContainer c; |
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c.Create (3); |
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NodeContainer c0 = NodeContainer (c.Get (0), c.Get (1)); |
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NodeContainer c1 = NodeContainer (c.Get (0), c.Get (2)); |
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NS_LOG_INFO ("Build Topology."); |
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CsmaHelper csma; |
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csma.SetChannelParameter ("BitRate", DataRateValue (DataRate(5000000))); |
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csma.SetChannelParameter ("Delay", TimeValue (MilliSeconds(2))); |
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NetDeviceContainer n0 = csma.Install (c0); |
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NetDeviceContainer n1 = csma.Install (c1); |
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InternetStackHelper internet; |
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internet.Install (c); |
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NS_LOG_INFO ("Assign IP Addresses."); |
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Ipv4AddressHelper ipv4; |
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ipv4.SetBase ("10.1.0.0", "255.255.255.0"); |
2888
872dc8466352
Ipv4AddressHelper::Allocate -> Ipv4AddressHelper::Assign
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|
83 |
ipv4.Assign (n0); |
2732
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port to helper API
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84 |
ipv4.SetBase ("192.168.1.0", "255.255.255.0"); |
2888
872dc8466352
Ipv4AddressHelper::Allocate -> Ipv4AddressHelper::Assign
Mathieu Lacage <mathieu.lacage@sophia.inria.fr>
parents:
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|
85 |
ipv4.Assign (n1); |
1318
89b78e2d521e
Fix for bug69: set local address correctly upon UDP connect; apply correct UDP connect() semantics (that sendto cannot override addresses on a connected socket); if destination is IPv4 limited broadcast address, convert to subnet-directed broadcast and send out on each interface; provide example csma-broadcast.cc script
Tom Henderson <tomh@tomh.org>
parents:
diff
changeset
|
86 |
|
89b78e2d521e
Fix for bug69: set local address correctly upon UDP connect; apply correct UDP connect() semantics (that sendto cannot override addresses on a connected socket); if destination is IPv4 limited broadcast address, convert to subnet-directed broadcast and send out on each interface; provide example csma-broadcast.cc script
Tom Henderson <tomh@tomh.org>
parents:
diff
changeset
|
87 |
|
1514
addb79f47ba5
change port number used by example scripts to 'discard' or 'echo' instead of '80'
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1512
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|
88 |
// RFC 863 discard port ("9") indicates packet should be thrown away |
1512
0445a24ada26
add PacketSinks, change port number to UDP discard port, fix comment on onoff-application, delete logic for setting a default route
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parents:
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diff
changeset
|
89 |
// by the system. We allow this silent discard to be overridden |
0445a24ada26
add PacketSinks, change port number to UDP discard port, fix comment on onoff-application, delete logic for setting a default route
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parents:
1504
diff
changeset
|
90 |
// by the PacketSink application. |
1514
addb79f47ba5
change port number used by example scripts to 'discard' or 'echo' instead of '80'
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parents:
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changeset
|
91 |
uint16_t port = 9; |
1453
5e9a0b9f30a9
integrating broadcast with multicast and sockets with multiple interfaces required default route for disambiguation
Craig Dowell <craigdo@ee.washington.edu>
parents:
1450
diff
changeset
|
92 |
|
1318
89b78e2d521e
Fix for bug69: set local address correctly upon UDP connect; apply correct UDP connect() semantics (that sendto cannot override addresses on a connected socket); if destination is IPv4 limited broadcast address, convert to subnet-directed broadcast and send out on each interface; provide example csma-broadcast.cc script
Tom Henderson <tomh@tomh.org>
parents:
diff
changeset
|
93 |
// Create the OnOff application to send UDP datagrams of size |
1512
0445a24ada26
add PacketSinks, change port number to UDP discard port, fix comment on onoff-application, delete logic for setting a default route
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parents:
1504
diff
changeset
|
94 |
// 512 bytes (default) at a rate of 500 Kb/s (default) from n0 |
1504
36ecc970ba96
checkpoint debug to log
Craig Dowell <craigdo@ee.washington.edu>
parents:
1501
diff
changeset
|
95 |
NS_LOG_INFO ("Create Applications."); |
3125
d2d8a36cfd23
s/ns3::Udp/ns3::UdpSocketFactory
Tom Henderson <tomh@tomh.org>
parents:
2997
diff
changeset
|
96 |
OnOffHelper onoff ("ns3::UdpSocketFactory", |
2890
172baa5960ff
rework app constructors
Craig Dowell <craigdo@ee.washington.edu>
parents:
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diff
changeset
|
97 |
Address (InetSocketAddress (Ipv4Address ("255.255.255.255"), port))); |
2965
4b28e9740e3b
get rid of Attribute class. Use AttributeValue subclasses directly.
Mathieu Lacage <mathieu.lacage@sophia.inria.fr>
parents:
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diff
changeset
|
98 |
onoff.SetAttribute ("OnTime", RandomVariableValue (ConstantVariable (1))); |
4b28e9740e3b
get rid of Attribute class. Use AttributeValue subclasses directly.
Mathieu Lacage <mathieu.lacage@sophia.inria.fr>
parents:
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diff
changeset
|
99 |
onoff.SetAttribute ("OffTime", RandomVariableValue (ConstantVariable (0))); |
2732
4229b69af295
port to helper API
Mathieu Lacage <mathieu.lacage@sophia.inria.fr>
parents:
2602
diff
changeset
|
100 |
|
2887
9a637e6daee0
Build -> Install
Mathieu Lacage <mathieu.lacage@sophia.inria.fr>
parents:
2860
diff
changeset
|
101 |
ApplicationContainer app = onoff.Install (c0.Get (0)); |
1318
89b78e2d521e
Fix for bug69: set local address correctly upon UDP connect; apply correct UDP connect() semantics (that sendto cannot override addresses on a connected socket); if destination is IPv4 limited broadcast address, convert to subnet-directed broadcast and send out on each interface; provide example csma-broadcast.cc script
Tom Henderson <tomh@tomh.org>
parents:
diff
changeset
|
102 |
// Start the application |
2732
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port to helper API
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parents:
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diff
changeset
|
103 |
app.Start (Seconds (1.0)); |
4229b69af295
port to helper API
Mathieu Lacage <mathieu.lacage@sophia.inria.fr>
parents:
2602
diff
changeset
|
104 |
app.Stop (Seconds (10.0)); |
1512
0445a24ada26
add PacketSinks, change port number to UDP discard port, fix comment on onoff-application, delete logic for setting a default route
Tom Henderson <tomh@tomh.org>
parents:
1504
diff
changeset
|
105 |
|
0445a24ada26
add PacketSinks, change port number to UDP discard port, fix comment on onoff-application, delete logic for setting a default route
Tom Henderson <tomh@tomh.org>
parents:
1504
diff
changeset
|
106 |
// Create an optional packet sink to receive these packets |
3125
d2d8a36cfd23
s/ns3::Udp/ns3::UdpSocketFactory
Tom Henderson <tomh@tomh.org>
parents:
2997
diff
changeset
|
107 |
PacketSinkHelper sink ("ns3::UdpSocketFactory", |
2890
172baa5960ff
rework app constructors
Craig Dowell <craigdo@ee.washington.edu>
parents:
2889
diff
changeset
|
108 |
Address (InetSocketAddress (Ipv4Address::GetAny (), port))); |
2887
9a637e6daee0
Build -> Install
Mathieu Lacage <mathieu.lacage@sophia.inria.fr>
parents:
2860
diff
changeset
|
109 |
sink.Install (c0.Get (1)); |
9a637e6daee0
Build -> Install
Mathieu Lacage <mathieu.lacage@sophia.inria.fr>
parents:
2860
diff
changeset
|
110 |
sink.Install (c1.Get (1)); |
1512
0445a24ada26
add PacketSinks, change port number to UDP discard port, fix comment on onoff-application, delete logic for setting a default route
Tom Henderson <tomh@tomh.org>
parents:
1504
diff
changeset
|
111 |
|
2789
47e92324cf4b
configure tracing post-topology construction, not before.
Mathieu Lacage <mathieu.lacage@sophia.inria.fr>
parents:
2788
diff
changeset
|
112 |
// Also configure some tcpdump traces; each interface will be traced |
47e92324cf4b
configure tracing post-topology construction, not before.
Mathieu Lacage <mathieu.lacage@sophia.inria.fr>
parents:
2788
diff
changeset
|
113 |
// The output files will be named |
47e92324cf4b
configure tracing post-topology construction, not before.
Mathieu Lacage <mathieu.lacage@sophia.inria.fr>
parents:
2788
diff
changeset
|
114 |
// csma-broadcast.pcap-<nodeId>-<interfaceId> |
47e92324cf4b
configure tracing post-topology construction, not before.
Mathieu Lacage <mathieu.lacage@sophia.inria.fr>
parents:
2788
diff
changeset
|
115 |
// and can be read by the "tcpdump -tt -r" command |
2996
a83b94e277d4
EnablePcap()->EnablePcapAll(); EnableAscii()->EnableAsciiAll()
Tom Henderson <tomh@tomh.org>
parents:
2902
diff
changeset
|
116 |
CsmaHelper::EnablePcapAll ("csma-broadcast"); |
2789
47e92324cf4b
configure tracing post-topology construction, not before.
Mathieu Lacage <mathieu.lacage@sophia.inria.fr>
parents:
2788
diff
changeset
|
117 |
std::ofstream ascii; |
47e92324cf4b
configure tracing post-topology construction, not before.
Mathieu Lacage <mathieu.lacage@sophia.inria.fr>
parents:
2788
diff
changeset
|
118 |
ascii.open ("csma-broadcast.tr"); |
2996
a83b94e277d4
EnablePcap()->EnablePcapAll(); EnableAscii()->EnableAsciiAll()
Tom Henderson <tomh@tomh.org>
parents:
2902
diff
changeset
|
119 |
CsmaHelper::EnableAsciiAll (ascii); |
1318
89b78e2d521e
Fix for bug69: set local address correctly upon UDP connect; apply correct UDP connect() semantics (that sendto cannot override addresses on a connected socket); if destination is IPv4 limited broadcast address, convert to subnet-directed broadcast and send out on each interface; provide example csma-broadcast.cc script
Tom Henderson <tomh@tomh.org>
parents:
diff
changeset
|
120 |
|
1504
36ecc970ba96
checkpoint debug to log
Craig Dowell <craigdo@ee.washington.edu>
parents:
1501
diff
changeset
|
121 |
NS_LOG_INFO ("Run Simulation."); |
36ecc970ba96
checkpoint debug to log
Craig Dowell <craigdo@ee.washington.edu>
parents:
1501
diff
changeset
|
122 |
Simulator::Run (); |
1318
89b78e2d521e
Fix for bug69: set local address correctly upon UDP connect; apply correct UDP connect() semantics (that sendto cannot override addresses on a connected socket); if destination is IPv4 limited broadcast address, convert to subnet-directed broadcast and send out on each interface; provide example csma-broadcast.cc script
Tom Henderson <tomh@tomh.org>
parents:
diff
changeset
|
123 |
Simulator::Destroy (); |
1504
36ecc970ba96
checkpoint debug to log
Craig Dowell <craigdo@ee.washington.edu>
parents:
1501
diff
changeset
|
124 |
NS_LOG_INFO ("Done."); |
1318
89b78e2d521e
Fix for bug69: set local address correctly upon UDP connect; apply correct UDP connect() semantics (that sendto cannot override addresses on a connected socket); if destination is IPv4 limited broadcast address, convert to subnet-directed broadcast and send out on each interface; provide example csma-broadcast.cc script
Tom Henderson <tomh@tomh.org>
parents:
diff
changeset
|
125 |
} |