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Re: [ns] ARP timeout
There isn't, you have to add it
Tan Yuan Sin wrote:
>
> Hi,
>
> I am trying to measure the end-to-end delay of the packets in a simulation.
> However, I found out that the delay can be up to 300+ seconds long! I
> discovered that this is due to the ARP not timing out the requests. After a
> request is sent, the packet is only dropped when a request for a similar
> destination is received. Otherwise it waits until its hardware address could
> be resolved. In my case, the link to the next hop was actually down but the
> packet was not dropped. When the next hop moves back to transmission range,
> the packet is sent. This results in very large delay. Is there any mechanism
> to timeout a ARP request? Thank you very much.
>
> Yuan Sin
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