BBYR Achieve
返回信息流
这是一条镜像帖。来源:北邮人论坛 / communications / #21700同步于 2012/11/15
Communications机器人发帖

ns2:使用分层路由时出现地址溢出,求大牛指点。

mafu007
2012/11/15镜像同步0 回复
出现问题:Error!! str2addr:Address 7239534 outside range of address field length 20488 tcl: #增加全局变量 opt(rate)和过程 getopt set opt(rate) 0 proc getopt {argc argv} { global opt set opt(rate) [lindex $argv 0 ] } set val(mm) 4 #无线节点参数 set val(chan) Channel/WirelessChannel set val(prop) Propagation/TwoRayGround set val(netif) Phy/WirelessPhy set val(mac) Mac/802_11 set val(ifq) Queue/DropTail/PriQueue set val(ll) LL set val(ant) Antenna/OmniAntenna set val(ifqlen) 50 set val(rp) DSDV set val(nn) 4 set val(x) 600 set val(y) 600 set val(stop) 10.0 #建立一个simulator实例 set ns [new Simulator] #设定分层路由地址 $ns node-config -addressType hierarchical AddrParams set domain_num_ 2 lappend cluster_num 1 1 AddrParams set cluster_num_ $cluster_num lappend eilastlevel 1 3 AddrParams set nodes_num_ $eilastlevel puts "configuration of hierarchical addressing done" #$ns use-newtrace #设置 trace set tracefd [open wired_wireless.tr w] set namtrace [open wired_wireless.nam w] $ns trace-all $tracefd $ns namtrace-all-wireless $namtrace $val(x) $val(y) #建立topology对象 set topo [new Topography] $topo load_flatgrid $val(x) $val(y) #创建 god create-god $val(nn) set sinkNode [$ns node 0.0.0 ] $sinkNode set X_ 500 $sinkNode set Y_ 300 $sinkNode set Z_ 0 $ns initial_node_pos $sinkNode 60 set chan_1_ [new $val(chan) ] #无线节点配置 $ns node-config -wireRouting ON \ -adhocRouting $val(rp) \ -llType $val(ll) \ -macType $val(mac) \ -ifqType $val(ifq) \ -ifqLen $val(ifqlen) \ -antType $val(ant) \ -propType $val(prop) \ -phyType $val(netif) \ -channel $chan_1_ \ -topoInstance $topo \ -agentTrace ON \ -routerTrace ON \ -macTrace ON \ -movementTrace OFF for {set i 0} {$i<$val(nn)} {incr i} { set node_($i)[$ns node] } #新建BS节点 set bs(0) [$ns node 1.0.0 ] $bs(0) random-motion 0 #节点标签与初始位置设定 $bs(0) set X_ 200.0 $bs(0) set Y_ 300.0 $bs(0) set Z_ 0.0 $ns initial_node_pos $bs(0) 60 #定义节点间的链路 $ns duplex-link $sinkNode $bs(0) 10Mb 1ms DropTail $ns duplex-link-op $sinkNode $bs(0) orient left #定义链路的队列长度 #$ns queue-limit $bs(0) $sinkNode 10 #监视链路的队列 #$ns duplex-link-op $bs(0) $sinkNode queuePos 0.5 $ns node-config -wiredRouting OFF \ -macType Mac/802_11 #新建ss节点 set ss(0) [ $ns node 1.0.1 ] $ss(0) base-station [AddrParams addr2id [ $bs(0) node-addr ]] $ss(0) set X_ 50.0 $ss(0) set Y_ 450.0 $ss(0) set Z_ 0.0 $ns initial_node_pos $ss(0) 60 set ss(1) [$ns node 1.0.2] $ss(1) base-station [AddrParams addr2id [$bs(0) node-addr]] $ss(1) set X_ 50.0 $ss(1) set Y_ 150.0 $ss(1) set Z_ 0.0 $ns initial_node_pos $ss(1) 60 getopt $argc $argv puts "opt(rate)=$opt(rate)" #建立一个UDP代理udp0以及与udp0相绑定的数据流cbr0 set udp0 [new Agent/UDP] $ns attach-agent $ss(0) $udp0 set null0 [new Agent/Null] $ns attach-agent $sinkNode $null0 $ns connect $udp0 $null0 set cbr0 [new Application/Traffic/CBR] $cbr0 attach-agent $udp0 $cbr0 set rate_ $opt(rate) Kb #建立一个UDP代理udp1以及与udp1相绑定的数据流cbr0 set udp1 [new Agent/UDP] $ns attach-agent $sinkNode $udp1 set null1 [new Agent/Null] $ns attach-agent $ss(1) $null1 $ns connect $udp1 $null1 set cbr1 [new Application/Traffic/CBR] $cbr1 attach-agent $udp1 $cbr1 set rate_ $opt(rate) Kb #设置启动和停止数据流的时间 $ns at 0.5 "$cbr0 start" $ns at 1.0 "cbr1 start" $ns at 9.0 "$cbr1 stop" $ns at 9.5 "$cbr0 stop" #定义结束过程,关闭trace文件和NAM显示文件,模拟结束时调用 proc finish {} { global ns tracefd namtrace $ns flush-trace close $tracefd close $namtrace exit 0 } #模拟结束时调用结束过程 $ns at $val(stop) "finish" $ns at $val(stop) "puts \"NS EXITSTING...\"; $ns halt" puts "Start Simulation...." #执行模拟 $ns run
订阅后,新回复会通过你的通知中心匿名送达。
0 条回复
暂无回复 · 你可以订阅本帖等待新回复。