wired-cum-wireless-sim.tcl
上传用户:rrhhcc
上传日期:2015-12-11
资源大小:54129k
文件大小:4k
源码类别:
通讯编程
开发平台:
Visual C++
- ### This simulation is an example of combination of wired and wireless
- ### topologies.
- global opt
- set opt(chan) Channel/WirelessChannel
- set opt(prop) Propagation/TwoRayGround
- set opt(netif) Phy/WirelessPhy
- set opt(mac) Mac/802_11
- set opt(ifq) Queue/DropTail/PriQueue
- set opt(ll) LL
- set opt(ant) Antenna/OmniAntenna
- set opt(x) 670
- set opt(y) 670
- set opt(ifqlen) 50
- set opt(tr) wired-and-wireless.tr
- set opt(namtr) wired-and-wireless.nam
- set opt(nn) 3
- set opt(adhocRouting) DSDV
- set opt(cp) ""
- set opt(sc) "../mobility/scene/scen-3-test"
- set opt(stop) 250
- set num_wired_nodes 2
- set num_bs_nodes 2
- set ns_ [new Simulator]
- # set up for hierarchical routing
- $ns_ node-config -addressType hierarchical
- AddrParams set domain_num_ 3
- lappend cluster_num 2 1 1
- AddrParams set cluster_num_ $cluster_num
- lappend eilastlevel 1 1 4 1
- AddrParams set nodes_num_ $eilastlevel
- set tracefd [open $opt(tr) w]
- $ns_ trace-all $tracefd
- set namtracefd [open $opt(namtr) w]
- $ns_ namtrace-all $namtracefd
- set topo [new Topography]
- $topo load_flatgrid $opt(x) $opt(y)
- # god needs to know the number of all wireless interfaces
- create-god [expr $opt(nn) + $num_bs_nodes]
- #create wired nodes
- set temp {0.0.0 0.1.0}
- for {set i 0} {$i < $num_wired_nodes} {incr i} {
- set W($i) [$ns_ node [lindex $temp $i]]
- }
- $ns_ node-config -adhocRouting $opt(adhocRouting)
- -llType $opt(ll)
- -macType $opt(mac)
- -ifqType $opt(ifq)
- -ifqLen $opt(ifqlen)
- -antType $opt(ant)
- -propInstance [new $opt(prop)]
- -phyType $opt(netif)
- -channel [new $opt(chan)]
- -topoInstance $topo
- -wiredRouting ON
- -agentTrace ON
- -routerTrace OFF
- -macTrace OFF
- set temp {1.0.0 1.0.1 1.0.2 1.0.3}
- set BS(0) [$ns_ node [lindex $temp 0]]
- set BS(1) [$ns_ node 2.0.0]
- $BS(0) random-motion 0
- $BS(1) random-motion 0
- $BS(0) set X_ 1.0
- $BS(0) set Y_ 2.0
- $BS(0) set Z_ 0.0
- $BS(1) set X_ 650.0
- $BS(1) set Y_ 600.0
- $BS(1) set Z_ 0.0
- #configure for mobilenodes
- $ns_ node-config -wiredRouting OFF
- for {set j 0} {$j < $opt(nn)} {incr j} {
- set node_($j) [ $ns_ node [lindex $temp
- [expr $j+1]] ]
- $node_($j) base-station [AddrParams addr2id [$BS(0) node-addr]]
- }
- #create links between wired and BS nodes
- $ns_ duplex-link $W(0) $W(1) 5Mb 2ms DropTail
- $ns_ duplex-link $W(1) $BS(0) 5Mb 2ms DropTail
- $ns_ duplex-link $W(1) $BS(1) 5Mb 2ms DropTail
- $ns_ duplex-link-op $W(0) $W(1) orient down
- $ns_ duplex-link-op $W(1) $BS(0) orient left-down
- $ns_ duplex-link-op $W(1) $BS(1) orient right-down
- # setup TCP connections
- set tcp1 [new Agent/TCP]
- $tcp1 set class_ 2
- set sink1 [new Agent/TCPSink]
- $ns_ attach-agent $node_(0) $tcp1
- $ns_ attach-agent $W(0) $sink1
- $ns_ connect $tcp1 $sink1
- set ftp1 [new Application/FTP]
- $ftp1 attach-agent $tcp1
- $ns_ at 160 "$ftp1 start"
- set tcp2 [new Agent/TCP]
- $tcp2 set class_ 2
- set sink2 [new Agent/TCPSink]
- $ns_ attach-agent $W(1) $tcp2
- $ns_ attach-agent $node_(2) $sink2
- $ns_ connect $tcp2 $sink2
- set ftp2 [new Application/FTP]
- $ftp2 attach-agent $tcp2
- $ns_ at 180 "$ftp2 start"
- for {set i 0} {$i < $opt(nn)} {incr i} {
- $ns_ initial_node_pos $node_($i) 20
- }
- for {set i } {$i < $opt(nn) } {incr i} {
- $ns_ at $opt(stop).0000010 "$node_($i) reset";
- }
- $ns_ at $opt(stop).0000010 "$BS(0) reset";
- $ns_ at $opt(stop).1 "puts "NS EXITING..." ; $ns_ halt"
- puts "Starting Simulation..."
- $ns_ run