[e2e] ICMP & TCP segments with IP ID = 0?

[Alex Cannara]

TTL is only decremented by routers, not hubs/switches/bridges.  This
succinct but ineffective comment illustrates the narrow view. 

Alex


Ted Faber wrote:
> 
> On Wed, May 16, 2001 at 04:38:16PM -0700, Alex Cannara wrote:
> > This is a narrow view.  Since IP is not LAN aware, it's a good feature
> > to have a unique identifier in any network-layer stream to allow loop
> > resolution, which is otherwise difficult.
> 
> TTL.
> 
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