[rbridge] TTL only - was RE: New fields in shim header?

[Joe Touch]

Silvano Gai wrote:
> IMO the correct behavior is:
> 
> Rm - receives an "RBridge encapsulated frame", determines that the Outer
> DA MAC address is its own address, determines from the shim header that
> it is not the egress, and forwards another "Rbridge encapsulated frame"
> to zero or more next-hop RBridge(s).
> 
> Rn - receives an "RBridge encapsulated frame", determines that the Outer
> DA MAC address is its own address, determines from the shim header that
> it is the egress, and forwards one or more "native frame(s)."
> 
> I am not sure in Rm why it is "zero or more" instead of "one or more".

Zero when hopcount=0 ;-) That's why it is zero for the shim version, and
one for the native (I think; Radia can confirm).

Joe

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