Question on Loosely Synchronized Router Clocks

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Sequence number has its own problems. Message sources have to remember
sequence numbers even when it reboots or crashes. Message verifiers
have to keep states too, and whenever the states go wrong due to
attack or random errors, it's hard to detect and fix them.

Best
Regards,

Xin Liu

On 9/18/07, Bora Akyol <bora.akyol at aprius.com> wrote:
> You can check freshness of a message by means of sequence numbers, no?
>
> Bora

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