2008/7/23 Omprakash Gnawali [EMAIL PROTECTED]:
> If you put sequence numbers in the packet, you can find out which > packets were not received. For example, you sent sequence numbers 1 > through 10 but and received 1,2,3,4,6,7,8,9,10 then you know exactly > how many packets were not received. > > - om_p > actually this isn't my scenario; here is an example of my protocol mechanism: we assume Node1 neighbor of nodes 2 & 3, and these two nodes are neighbors of source S (S will send 10 msgs for example) if 3 crashes so node 1 won't receive any more packets from 3. which means if S sends messages (from numSeq = 5 to 9) node A will never notice that he missed the 5 last nodes (because he doesn't communicate with S directly , and node 3 is turned off for ever and node 2 won't help him to know what node 3 lost as messages (from S or other sources) because seq number is unique and different for each node (the 5th seqNum for node 2 may be the 1st message of the source S) now i wonna to calculate packet loss rate in my network since i have a set of nodes who crash and will lose some sent messages. am i clear now ? if yes, how to handle this situation. thanks in advance. best regards.
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