[ns] TCP packet size and Wireless channel delay settings?
mahrenholz at rt-solutions.de
Fri Aug 17 04:32:14 PDT 2007
Farzaneh Razavi Armaghani schrieb:
> I'm monitoring the TCP throughput over 802.11 in wireless networks in my scenario.
> When I change the TCP packet size, I can not see any change in TCP throughput? is it alright?
> I'm using the command "Agent/TCP set packetSize_ 1460" in my TCL script and I'm calculating the throughput using this equation: (total received bytes in server * 8)/simulation time. Is it correct?
> Also, How can I set the wireless channel delay to 25 microsecond in my TCL script
Delay on the wireless link is defined by physical laws. However, you
could increase the error rate to cause retransmissions on the MAC layer.
Or you could introduce a processing delay in the agent.
Dr.-Ing. Daniel Mahrenholz
Oberländer Ufer 190a
networks you can trust.
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