hi,
Solution:
Hi,
In yr tcl script, include the following:
if { $val(rp) == “DSR” } {
set val(ifq) CMUPriQueue
} else {
set val(ifq) Queue/DropTail/PriQueue
}
http://cromagnonlife.wordpress.com/2010/08/08/solution-ns2-segmentation-fault-core-dumped-when-using-dsr/
visq wrote:
>
> Sir,
> I have the following problem testing a scenario using DSR protocol in ns
> 2.34.
>
> 1) It gives segmentation error .
>
> How to solve this problem? It worked fine with AODV and DSDV.
>
> 2)simulation time . when i specified that
> $ns at 2.0 "$cbr0 start"
> $ns at 6.0 "$cbr0 stop"
>
> In simulation the start time and stop time are different. and in not in
> accordance with tcl script.
>
> 3)Regarding the throughput calculation, Suppose I am sending a tcp packet
> of 1500 bytes at 1.00 and the packet is received at 1.35 what is
> throughput in this case ? Is throughput calculated at sender side or
> receiver side?
> And what is throughput in case of multiple flows or multiple senders? is
> throughput defined for each sender? or a network on a whole?
> 4) Regarding the trace format :- what does this trace indicate?
> Sconfig 0.00000 tap: on snoop: rts? on errs? on
> Sconfig 0.00000 salvage: on !bd replies? on
> Sconfig 0.00000 grat error: on grat reply: on
> Sconfig 0.00000 $reply for props: on ring 0 search: on
> Sconfig 0.00000 using MOBICACHE
> s 2.000000000 _11_ AGT --- 0 tcp 1500 [0 0 0 0] ------- [11:0 36:0 32 0]
> [0 0] 0 0
> r 2.000000000 _11_ RTR --- 0 tcp 1500 [0 0 0 0] ------- [11:0 36:0 32 0]
> [0 0] 0 0
> s 2.007477689 _11_ RTR --- 1 DSR 32 [0 0 0 0] ------- [11:255 36:255 32
> 0] 1 [1 1] [0 1 0 0->0] [0 0 0 0->0]
>
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